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 : MIKAWA, YUTAKA
Total Assignments: 16
Assignment: 1
Reel/Frame:026555/0412   Pages: 6
Recorded: 07/07/2011
Attorney Dkt #:382238US99XPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIKAWA, YUTAKA
Exec Dt:
05/12/2011
2
KIYOMI, MAKIKO
Exec Dt:
05/18/2011
3
KAGAMITANI, YUJI
Exec Dt:
05/18/2011
4
ISHIGURO, TORU
Exec Dt:
05/27/2011
Assignees
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
2
TOHOKU UNIVERSITY
1-1, KATAHIRA, 2-CHOME, AOBA-KU
SENDAI-SHI, MIYAGI, JAPAN 980-8577
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9192910
US20110268645
13143094
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:027567/0845   Pages: 3
Recorded: 01/20/2012
Attorney Dkt #:390286US99CONT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUBO, SHUICHI
Exec Dt:
12/26/2011
2
SHIMOYAMA, KENJI
Exec Dt:
12/26/2011
3
KIYOMI, KAZUMASA
Exec Dt:
12/26/2011
4
FUJITO, KENJI
Exec Dt:
12/26/2011
5
MIKAWA, YUTAKA
Exec Dt:
12/26/2011
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120112320
13309138
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:027836/0326   Pages: 3
Recorded: 03/09/2012
Attorney Dkt #:389111US40
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUJISAWA, HIDEO
Exec Dt:
03/01/2012
2
MIKAWA, YUTAKA
Exec Dt:
03/01/2012
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8574532
US20120164057
13337592
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 4
Reel/Frame:028278/0699   Pages: 10
Recorded: 05/29/2012
Attorney Dkt #:399746US99XCONT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIKAWA, YUTAKA
Exec Dt:
05/17/2012
2
KIYOMI, MAKIKO
Exec Dt:
05/17/2012
3
KAGAMITANI, YUJI
Exec Dt:
05/17/2012
4
ISHIGURO, TORU
Exec Dt:
05/17/2012
5
YAMAMURA, YOSHIHIKO
Exec Dt:
05/17/2012
Assignees
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
2
TOHOKU UNIVERSITY
1-1, KATAHIRA 2-CHOME, AOBA-KU, SENDAI-SHI
MIYAGI, JAPAN 980-8577
3
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME, SHINAGAWA-KU
TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8609059
US20120237431
13481989
Correspondence name and address
OBLON SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 5
Reel/Frame:028385/0324   Pages: 3
Recorded: 06/15/2012
Attorney Dkt #:395314US40
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUJISAWA, HIDEO
Exec Dt:
06/08/2012
2
MIKAWA, YUTAKA
Exec Dt:
06/08/2012
3
KAMADA, KAZUNORI
Exec Dt:
06/08/2012
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9163324
US20120251431
13427058
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:030046/0440   Pages: 8
Recorded: 03/20/2013
Attorney Dkt #:400590US40
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIKAWA, YUTAKA
Exec Dt:
12/10/2012
2
FUJISAWA, HIDEO
Exec Dt:
12/05/2012
3
KAMADA, KAZUNORI
Exec Dt:
12/06/2012
4
NAGAOKA, HIROBUMI
Exec Dt:
12/06/2012
5
KAWABATA, SHINICHIRO
Exec Dt:
12/10/2012
6
KAGAMITANI, YUJI
Exec Dt:
12/06/2012
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9096945
US20130108537
13661090
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:035923/0736   Pages: 10
Recorded: 06/16/2015
Attorney Dkt #:455264US99CONT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUKADA, YUSUKE
Exec Dt:
05/19/2015
2
KUBO, SHUICHI
Exec Dt:
05/19/2015
3
KAMADA, KAZUNORI
Exec Dt:
05/19/2015
4
FUJISAWA, HIDEO
Exec Dt:
05/20/2015
5
OHATA, TATSUHIRO
Exec Dt:
05/20/2015
6
IKEDA, HIROTAKA
Exec Dt:
05/20/2015
7
MATSUMOTO, HAJIME
Exec Dt:
05/15/2015
8
MIKAWA, YUTAKA
Exec Dt:
05/19/2015
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9673046
US20150311068
14740725
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 8
Reel/Frame:036392/0149   Pages: 8
Recorded: 08/21/2015
Attorney Dkt #:458693US99CONT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIKAWA, YUTAKA
Exec Dt:
08/05/2015
2
NAMITA, HIDEO
Exec Dt:
07/28/2015
3
IKEDA, HIROTAKA
Exec Dt:
07/27/2015
4
KAMADA, KAZUNORI
Exec Dt:
07/27/2015
5
FUJISAWA, HIDEO
Exec Dt:
07/27/2015
6
KOJIMA, ATSUHIKO
Exec Dt:
07/27/2015
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9890474
US20150361587
14832348
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:037671/0590   Pages: 11
Recorded: 02/05/2016
Attorney Dkt #:466673US99CONT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAGAO, SATORU
Exec Dt:
12/12/2015
2
TSUKADA, YUSUKE
Exec Dt:
12/08/2015
3
KAMADA, KAZUNORI
Exec Dt:
12/08/2015
4
KUBO, SHUICHI
Exec Dt:
12/08/2015
5
IKEDA, HIROTAKA
Exec Dt:
12/08/2015
6
FUJITO, KENJI
Exec Dt:
12/08/2015
7
FUJISAWA, HIDEO
Exec Dt:
12/08/2015
8
MIKAWA, YUTAKA
Exec Dt:
12/07/2015
9
MOCHIZUKI, TAE
Exec Dt:
12/09/2015
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10475887
US20160233306
15016409
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 10
Reel/Frame:039158/0451   Pages: 6
Recorded: 07/14/2016
Attorney Dkt #:04589/005208-US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUKADA, YUSUKE
Exec Dt:
06/17/2016
2
NAGAO, SATORU
Exec Dt:
06/16/2016
3
KAMADA, KAZUNORI
Exec Dt:
06/18/2016
4
TASHIRO, MASAYUKI
Exec Dt:
06/17/2016
5
FUJITO, KENJI
Exec Dt:
06/17/2016
6
FUJISAWA, HIDEO
Exec Dt:
06/20/2016
7
MIKAWA, YUTAKA
Exec Dt:
06/20/2016
8
KAJIMOTO, TETSUHARU
Exec Dt:
06/18/2016
9
FUKADA, TAKASHI
Exec Dt:
06/20/2016
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10066319
US20160319460
15210150
Correspondence name and address
MELVIN C. GARNER, LEASON ELLIS
ONE BARKER AVENUE
FIFTH FLOOR
WHITE PLAINS, NY 10601-1526
Assignment: 11
Reel/Frame:043133/0832   Pages: 5
Recorded: 07/28/2017
Attorney Dkt #:04589/006084-US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUJISAWA, HIDEO
Exec Dt:
05/29/2017
2
MIKAWA, YUTAKA
Exec Dt:
05/26/2017
3
KAWABATA, SHINICHIRO
Exec Dt:
06/12/2017
4
NAMITA, HIDEO
Exec Dt:
06/06/2017
5
MOCHIZUKI, TAE
Exec Dt:
06/01/2017
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10301743
US20170327971
15663276
Correspondence name and address
MELVIN C. GARNER, LEASON ELLIS
ONE BARKER AVENUE
FIFTH FLOOR
WHITE PLAINS, NY 10601-1526
Assignment: 12
Reel/Frame:048270/0168   Pages: 7
Recorded: 02/07/2019
Attorney Dkt #:04589/007428-US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIKAWA, YUTAKA
Exec Dt:
01/15/2019
2
FUJISAWA, HIDEO
Exec Dt:
01/17/2019
3
MOCHIZUKI, TAE
Exec Dt:
01/17/2019
4
NAMITA, HIDEO
Exec Dt:
01/15/2019
5
KAWABATA, SHINICHIRO
Exec Dt:
01/16/2019
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10796904
US20190189438
16270124
Correspondence name and address
MITSUHIRO HARAGUCHI, LEASON ELLIS LLP
ONE BARKER AVENUE
FIFTH FLOOR
WHITE PLAINS, NY 106011523
Assignment: 13
Reel/Frame:048271/0697   Pages: 11
Recorded: 02/07/2019
Attorney Dkt #:04589/007393-US0
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIKAWA, YUTAKA
Exec Dt:
01/15/2019
2
FUJISAWA, HIDEO
Exec Dt:
01/17/2019
3
MOCHIZUKI, TAE
Exec Dt:
01/17/2019
4
NAMITA, HIDEO
Exec Dt:
01/17/2019
5
KAWABATA, SHINICHIRO
Exec Dt:
01/16/2019
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10720326
US20190189439
16270454
Correspondence name and address
LEASON ELLIS LLP
ONE BARKER AVENUE
WHITE PLAINS, NY 106011523
Assignment: 14
Reel/Frame:048767/0434   Pages: 13
Recorded: 04/01/2019
Attorney Dkt #:04589/007393-US0
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE FOURTH INVENTOR HIDEO NAMITA DATE OF EXECUTION PREVIOUSLY RECORDED ON REEL 048271 FRAME 0697. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
MIKAWA, YUTAKA
Exec Dt:
01/15/2019
2
FUJISAWA, HIDEO
Exec Dt:
01/17/2019
3
MOCHIZUKI, TAE
Exec Dt:
01/17/2019
4
NAMITA, HIDEO
Exec Dt:
01/15/2019
5
KAWABATA, SHINICHIRO
Exec Dt:
01/16/2019
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10720326
US20190189439
16270454
Correspondence name and address
MITSUHIRO HARAGUCHI, LEASON ELLIS LLP
ONE BARKER AVENUE
WHITE PLAINS, NY 106011523
Assignment: 15
Reel/Frame:058468/0275   Pages: 4
Recorded: 12/23/2021
Attorney Dkt #:81053590
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIKAWA, YUTAKA
Exec Dt:
12/15/2021
2
OKANO, TETSUO
Exec Dt:
12/20/2021
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220112624
17560427
Correspondence name and address
ELEMENT IP, PLC
2331 MILL ROAD
SUITE 610
ALEXANDRIA, VA 22314
Assignment: 16
Reel/Frame:064692/0095   Pages: 5
Recorded: 08/24/2023
Attorney Dkt #:81057297
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIKAWA, YUTAKA
Exec Dt:
08/08/2023
2
IKEDA, HIROTAKA
Exec Dt:
08/08/2023
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230392280
18237496
Correspondence name and address
ELEMENT IP, PLC
2331 MILL ROAD
SUITE 610
ALEXANDRIA, VA 22314

Search Results as of: 04/27/2024 04:18 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