skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : YAMADA, HIROTO
Total Assignments: 25
Assignment: 1
Reel/Frame:005994/0697   Pages: 2
Recorded: 01/29/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TAKAHASHI, YASUHIKO
Exec Dt:
11/26/1991
2
HIGASHIDE, AKIRA
Exec Dt:
11/26/1991
3
YAMADA, HIROTO
Exec Dt:
11/26/1991
Assignee
1
NIPPON STEEL CORPORATION
A CORPORATION OF JAPAN
6-3, OHTEMACHI-2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5278671
NONE
07770053
Correspondence name and address
POLLOCK, VANDE SANDE & PRIDDY
P.O. BOX 19088
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:032082/0908   Pages: 3
Recorded: 01/29/2014
Attorney Dkt #:425113US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
11/14/2013
2
NEMOTO, TOMOYUKI
Exec Dt:
11/14/2013
Assignee
1
MITSUBISHI PLASTICS, INC.
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9252412
US20140193692
14236010
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:031691/0759   Pages: 3
Recorded: 11/29/2013
Attorney Dkt #:425193US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
11/21/2013
2
NEMOTO, TOMOYUKI
Exec Dt:
11/21/2013
Assignee
1
MITSUBISHI PLASTICS, INC.
1-1-1, MARUNOUCHI, CHIYODA-KU
TOKYO, JAPAN 100-8252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8785032
US20140099530
14123120
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 4
Reel/Frame:033015/0935   Pages: 3
Recorded: 06/03/2014
Attorney Dkt #:430963US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
05/15/2014
2
NEMOTO, TOMOYUKI
Exec Dt:
05/15/2014
Assignee
1
MITSUBISHI PLASTICS, INC.
1-1-1 MARUNOUCHI, CHIYODA-KU
TOKYO, JAPAN 100-8252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9343719
US20140234538
14346565
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 5
Reel/Frame:033420/0877   Pages: 3
Recorded: 07/30/2014
Attorney Dkt #:141010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
07/08/2014
2
YAWATA, YUKIMI
Exec Dt:
07/08/2014
3
YOSHIMOTO, KAZUYA
Exec Dt:
07/08/2014
Assignee
1
TOYOBO CO., LTD.
2-8, DOJIMA HAMA 2-CHOME, KITA-KU
OSAKA-SHI, OSAKA, JAPAN 530-8230
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9709888
US20140370440
14375518
Correspondence name and address
WESTERMAN, HATTORI, DANIELS&ADRIAN, LLP.
1250 CONNECTICUT AVE., NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 6
Reel/Frame:034090/0556   Pages: 3
Recorded: 11/03/2014
Attorney Dkt #:443517US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
10/21/2014
2
NEMOTO, TOMOYUKI
Exec Dt:
10/21/2014
Assignee
1
MITSUBISHI PLASTICS, INC.
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9818999
US20150111109
14398585
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:034739/0131   Pages: 3
Recorded: 01/16/2015
Attorney Dkt #:150017
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAWATA, YUKIMI
Exec Dt:
11/21/2014
2
YAMADA, HIROTO
Exec Dt:
11/21/2014
Assignee
1
TOYOBO CO., LTD.
2-8, DOJIMA HAMA 2-CHOME, KITA-KU
OSAKA-SHI, OSAKA, JAPAN 530-8230
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150165808
14415391
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LL
1250 CONNECTICUT AVENUE, NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 8
Reel/Frame:036348/0776   Pages: 3
Recorded: 08/18/2015
Attorney Dkt #:455160US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
06/23/2015
2
NEMOTO, TOMOYUKI
Exec Dt:
06/23/2015
Assignee
1
MITSUBISHI PLASTICS, INC.
1-1-1, MARUNOUCHI, CHIYODA-KU
TOKYO, JAPAN 100-8252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150380708
14768573
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:036249/0233   Pages: 4
Recorded: 08/04/2015
Attorney Dkt #:456540US99
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
08/02/2015
2
TAKEGAWA, KOUJI
Exec Dt:
08/02/2015
3
NEMOTO, TOMOYUKI
Exec Dt:
08/02/2015
Assignee
1
MITSUBISHI PLASTICS, INC.
1-1-1, MARUNOUCHI
CHIYODA-KU, TOKYO, JAPAN 100-8252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10305080
US20160043371
14817785
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 10
Reel/Frame:038447/0251   Pages: 3
Recorded: 05/03/2016
Attorney Dkt #:468420US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
03/31/2016
2
NEMOTO, TOMOYUKI
Exec Dt:
03/31/2016
Assignee
1
MITSUBISHI PLASTICS, INC.
1-1-1, MARUNOUCHI
CHIYODA-KU, TOKYO, JAPAN 100-8252
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9935303
US20160351880
15034089
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 11
Reel/Frame:043743/0785   Pages: 6
Recorded: 09/29/2017
Attorney Dkt #:507254US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEO, MASAYUKI
Exec Dt:
08/17/2017
2
YAMADA, HIROTO
Exec Dt:
08/17/2017
3
MUTA, TAKATOSHI
Exec Dt:
08/17/2017
4
NEMOTO, TOMOYUKI
Exec Dt:
08/17/2017
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180083247
15563351
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:044598/0220   Pages: 4
Recorded: 01/11/2018
Attorney Dkt #:510266US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
12/26/2017
2
SEO, MASAYUKI
Exec Dt:
12/26/2017
3
NEMOTO, TOMOYUKI
Exec Dt:
12/26/2017
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180294459
15743796
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 13
Reel/Frame:054652/0844   Pages: 7
Recorded: 12/15/2020
Attorney Dkt #:EBARA2-63707
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
11/19/2020
2
TAKAHASHI, TARO
Exec Dt:
11/19/2020
3
SHIBUE, HIROAKI
Exec Dt:
11/19/2020
4
ABE, ATSUSHI
Exec Dt:
11/19/2020
5
TOKUNAGA, SHINPEI
Exec Dt:
11/19/2020
Assignee
1
EBARA CORPORATION
11-1, HANEDA ASAHI-CHO, OTA-KU
TOKYO, JAPAN 144-8510
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11852472
US20210199415
17122301
Correspondence name and address
PEARNE & GORDON LLP
1801 EAST 9TH STREET
SUITE 1200
CLEVELAND, OH 44114-3108
Assignment: 14
Reel/Frame:055033/0514   Pages: 2
Recorded: 01/26/2021
Attorney Dkt #:1946-1504
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
YAMADA, HIROTO
Exec Dt:
01/25/2021
Assignee
1
SONY CORPORATION
1-7-1 KONAN, MINATO-KU
TOKYO, JAPAN 108-0075
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210267100
17262336
Correspondence name and address
PARATUS LAW GROUP, PLLC
1765 GREENSBORO STATION PLACE
SUITE 320
TYSONS CORNER, VA 22102
Assignment: 15
Reel/Frame:057030/0451   Pages: 3
Recorded: 07/30/2021
Attorney Dkt #:P210633US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
YAMADA, HIROTO
Exec Dt:
06/10/2021
Assignee
1
TOYOBO CO., LTD.
2-8, DOJIMA HAMA 2-CHOME, KITA-KU
OSAKA-SHI, OSAKA, JAPAN 530-8230
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11940735
US20220100095
17427142
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LLP
8500 LEESBURG PIKE
SUITE 7500
TYSONS, VA 22182
Assignment: 16
Reel/Frame:058024/0248   Pages: 2
Recorded: 11/04/2021
Attorney Dkt #:SYP331895US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
YAMADA, HIROTO
Exec Dt:
10/08/2021
Assignee
1
SONY GROUP CORPORATION
1-7-1 KONAN
MINATO-KU
TOKYO, JAPAN 1080075
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11871549
US20220256745
17608941
Correspondence name and address
CHIP LAW GROUP
505 N LAKESHORE DR
SUITE 250
CHICAGO, IL 60611
Assignment: 17
Reel/Frame:058573/0785   Pages: 6
Recorded: 11/23/2021
Attorney Dkt #:101728.000266
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
10/21/2021
2
TAKAHASHI, TARO
Exec Dt:
10/26/2021
3
SHIBUE, HIROAKI
Exec Dt:
10/21/2021
Assignee
1
EBARA CORPORATION
11-1, HANEDA ASAHI-CHO, OTA-KU
TOKYO, JAPAN 144-8510
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220163484
17533386
Correspondence name and address
BAKERHOSTETLER
999 THIRD AVENUE
SUITE 3900
SEATTLE, WA 98104-4040
Assignment: 18
Reel/Frame:058789/0897   Pages: 3
Recorded: 01/27/2022
Attorney Dkt #:P220015US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
YAMADA, HIROTO
Exec Dt:
12/06/2021
Assignee
1
TOYOBO CO., LTD.
2-8, DOJIMA HAMA 2-CHOME, KITA-KU
OSAKA-SHI, OSAKA, JAPAN 530-8230
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220252987
17630584
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LLP
8500 LEESBURG PIKE
SUITE 7500
TYSONS, VA 22182
Assignment: 19
Reel/Frame:060187/0108   Pages: 7
Recorded: 06/13/2022
Attorney Dkt #:101728.000296
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
04/22/2022
2
TAKAHASHI, TARO
Exec Dt:
04/26/2022
3
SHIBUE, HIROAKI
Exec Dt:
04/22/2022
Assignee
1
EBARA CORPORATION
11-1, HANEDA ASAHI-CHO, OTA-KU
TOKYO, JAPAN 144-8510
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
12241738
US20220412715
17839350
Correspondence name and address
BAKERHOSTETLER
1735 MARKET STREET
SUITE 3300
PHILADELPHIA, PA 19103-7501
Assignment: 20
Reel/Frame:065308/0145   Pages: 4
Recorded: 10/23/2023
Attorney Dkt #:2513.1026
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AOKI, TADAHISA
Exec Dt:
09/28/2023
2
MORIAI, HIROSHI
Exec Dt:
09/29/2023
3
YAMADA, HIROTO
Exec Dt:
09/28/2023
Assignee
1
FUJI ELECTRIC FA COMPONENTS & SYSTEMS CO., LTD.
1-5-45, MINAMI
KONOSU-SHI, SAITAMA, JAPAN 369-0192
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240212949
18491975
Correspondence name and address
STAAS AND HALSEY LLP
1201 NEW YORK AVE. N.W.
SUITE 700
WASHINGTON, DC 20005
Assignment: 21
Reel/Frame:066580/0167   Pages: 5
Recorded: 02/27/2024
Attorney Dkt #:101728.000376
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
01/26/2024
2
TAKAHASHI, TARO
Exec Dt:
01/26/2024
Assignee
1
EBARA CORPORATION
11-1, HANEDA ASAHI-CHO, OTA-KU,
TOKYO, JAPAN 1448510
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240300068
18589145
Correspondence name and address
BAKER HOSTETLER
1735 MARKET STREET
SUITE 3300
PHILADELPHIA, PA 19103-7501
Assignment: 22
Reel/Frame:067562/0608   Pages: 3
Recorded: 05/30/2024
Attorney Dkt #:81059342
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
YAMADA, HIROTO
Exec Dt:
04/18/2024
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240326393
18678105
Correspondence name and address
MATTHEW BARNET
2331 MILL ROAD, SUITE 610
ALEXANDRIA, VA 22314
Assignment: 23
Reel/Frame:067967/0217   Pages: 6
Recorded: 06/28/2024
Attorney Dkt #:3273-0690PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ANDO, AKIHIRO
Exec Dt:
06/03/2024
2
YONEMURA, IKKI
Exec Dt:
06/03/2024
3
TANAKA, KOJI
Exec Dt:
06/04/2024
4
YAMADA, TAKAYUKI
Exec Dt:
06/04/2024
5
TANAKA, RYOSUKE
Exec Dt:
06/04/2024
6
FUJITA, NAOYA
Exec Dt:
06/04/2024
7
YOKOI, TAIKI
Exec Dt:
06/04/2024
8
YAMADA, HIROTO
Exec Dt:
06/04/2024
9
MATSUI, SHUNSUKE
Exec Dt:
06/04/2024
10
OIKAWA, HINOKI
Exec Dt:
06/04/2024
Assignee
1
NIHON NOHYAKU CO., LTD.
19-8, KYOBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN 1048386
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20250074896
18724970
Correspondence name and address
LYNN LAM
BIRCH STEWART KOLASCH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100 EAST
FALLS CHURCH, VA 22042
Assignment: 24
Reel/Frame:068180/0061   Pages: 6
Recorded: 07/29/2024
Attorney Dkt #:3273-0692PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, KEIICHI
Exec Dt:
06/23/2024
2
YORIFUJI, NOBUYUKI
Exec Dt:
06/28/2024
3
FUJITA, NAOYA
Exec Dt:
07/01/2024
4
YAMADA, HIROTO
Exec Dt:
07/01/2024
5
YAMADA, TAKAYUKI
Exec Dt:
07/01/2024
6
TANAKA, RYOSUKE
Exec Dt:
07/01/2024
7
ANDO, AKIHIRO
Exec Dt:
07/01/2024
8
YOKOI, TAIKI
Exec Dt:
07/08/2024
9
MATSUI, SHUNSUKE
Exec Dt:
07/01/2024
10
YONEMURA, IKKI
Exec Dt:
07/01/2024
Assignee
1
NIHON NOHYAKU CO., LTD.
19-8, KYOBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN 104-8386
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20250194600
18834145
Correspondence name and address
THUY-KIM T. NGUYEN
BIRCH STEWART KOLASH & BIRCH LLP
8110 GATEHOUSE ROAD, SUITE 100E
FALLSCHURCH, VA 22042
Assignment: 25
Reel/Frame:068677/0420   Pages: 4
Recorded: 09/24/2024
Attorney Dkt #:2513.1028
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMADA, HIROTO
Exec Dt:
08/19/2024
2
MORIAI, HIROSHI
Exec Dt:
08/19/2024
3
TAKAHASHI, TAKAYUKI
Exec Dt:
08/19/2024
Assignee
1
FUJI ELECTRIC FA COMPONENTS & SYSTEMS CO., LTD.
1-5-45, MINAMI
KONOSU-SHI, SAITAMA, JAPAN 369-0192
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20250118517
18894257
Correspondence name and address
STAAS AND HALSEY LLP
1201 NEW YORK AVE., N.W.
7TH FLOOR
WASHINGTON, DC 20005

Search Results as of: 08/20/2025 01:54 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT