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 : WASHIO, KEISUKE
Total Assignments: 20
Assignment: 1
Reel/Frame:021645/0064   Pages: 3
Recorded: 09/24/2008
Attorney Dkt #:96790P618
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASHIO, KEISUKE
Exec Dt:
09/12/2008
2
MURATA, KAZUTOSHI
Exec Dt:
09/12/2008
3
MIYATAKE, NAOMASA
Exec Dt:
09/12/2008
4
TACHIBANA, HIROYUKI
Exec Dt:
09/12/2008
5
HATTORI, NOZOMU
Exec Dt:
09/12/2008
Assignee
1
MITSUI ENGINEERING SHIPBUILDING CO., LTD.
6-4, TSUKIJI 5-CHOME, CHUO-KU
TOKYO 104-8039, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8440268
US20090291232
12294428
Correspondence name and address
BLAKELY, SOKOLOFF, TAYLOR & ZAFMAN LLP
1279 OAKMEAD PARKWAY
SUNNYVALE, CALIFORNIA 94085
Assignment: 2
Reel/Frame:030219/0816   Pages: 5
Recorded: 04/15/2013
Attorney Dkt #:096790.P618
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE NAME PREVIOUSLY RECORDED ON REEL 021645 FRAME 0064. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNEE IS MITSUI ENGINEERING & SHIPBUILDING CO., LTD.
Assignors
1
WASHIO, KEISUKE
Exec Dt:
09/12/2008
2
MURATA, KAZUTOSHI
Exec Dt:
09/12/2008
3
MIYATAKE, NAOMASA
Exec Dt:
09/12/2008
4
TACHIBANA, HIROYUKI
Exec Dt:
09/12/2008
5
HATTORI, NOZOMU
Exec Dt:
09/12/2008
Assignee
1
MITSUI ENGINEERING & SHIPBUILDING CO., LTD.
6-4, TSUKIJI 5-CHOME, CHUO-KU
TOKYO, JAPAN 104-8039
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8440268
US20090291232
12294428
Correspondence name and address
ERIC S. HYMAN
1279 OAKMEAD PARKWAY
SUNNYVALE, CA 94085-4040
Assignment: 3
Reel/Frame:024708/0089   Pages: 3
Recorded: 07/19/2010
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MURATA, KAZUTOSHI
Exec Dt:
07/13/2010
2
WASHIO, KEISUKE
Exec Dt:
07/07/2010
Assignee
1
MITSUI ENGINEERING & SHIPBUILDING CO., LTD.
6-4, TSUKIJI 5-CHOME
CHUO-KU, TOKYO, JAPAN 104-8439
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20110008550
12863565
Correspondence name and address
GLOBAL IP COUNSELORS, LLP
1233 20TH STREET, NW, SUITE 700
WASHINGTON, DC 20036-2680
Assignment: 4
Reel/Frame:038176/0809   Pages: 2
Recorded: 04/01/2016
Attorney Dkt #:16113
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
WASHIO, KEISUKE
Exec Dt:
03/14/2016
Assignee
1
JSW AFTY CORPORATION
2-35-2 HYOE
HACHIOJI CITY, TOKYO, JAPAN 192-0918
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160258063
15026942
Correspondence name and address
HOLTZ, HOLTZ, & VOLEK PC
630 NINTH AVENUE
SUITE 1010
NEW YORK, NY 10036-3744
Assignment: 5
Reel/Frame:040419/0796   Pages: 2
Recorded: 11/27/2016
Attorney Dkt #:XA-13155
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASHIO, KEISUKE
Exec Dt:
10/07/2016
2
MATSUMOTO, TATSUYA
Exec Dt:
10/07/2016
3
SHIDA, JUNICHI
Exec Dt:
10/07/2016
4
EBISAWA, TAKASHI
Exec Dt:
10/07/2016
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11127926
US20180053915
15361444
Correspondence name and address
MITCHELL W. SHAPIRO
8607 WESTWOOD CENTER DRIVE, SUITE 320
TYSONS CORNER, VA 22182
Assignment: 6
Reel/Frame:044169/0503   Pages: 2
Recorded: 11/18/2017
Attorney Dkt #:17421
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUMOTO, TATSUYA
Exec Dt:
10/31/2017
2
WASHIO, KEISUKE
Exec Dt:
10/31/2017
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10508338
US20180155833
15575357
Correspondence name and address
HOLTZ, HOLTZ, & VOLEK PC
630 NINTH AVENUE, SUITE 1010
NEW YORK, NY 10036-3744
Assignment: 7
Reel/Frame:044169/0505   Pages: 2
Recorded: 11/18/2017
Attorney Dkt #:17422
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUMOTO, TATSUYA
Exec Dt:
10/31/2017
2
WASHIO, KEISUKE
Exec Dt:
10/31/2017
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10633737
US20180155823
15575358
Correspondence name and address
HOLTZ, HOLTZ, & VOLEK PC
630 NINTH AVENUE, SUITE 1010
NEW YORK, NY 10036-3744
Assignment: 8
Reel/Frame:044169/0515   Pages: 2
Recorded: 11/18/2017
Attorney Dkt #:17423
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUMOTO, TATSUYA
Exec Dt:
10/31/2017
2
WASHIO, KEISUKE
Exec Dt:
10/31/2017
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10604838
US20180148837
15575359
Correspondence name and address
HOLTZ, HOLTZ, & VOLEK PC
630 NINTH AVENUE, SUITE 1010
NEW YORK, NY 10036-3744
Assignment: 9
Reel/Frame:044169/0517   Pages: 2
Recorded: 11/18/2017
Attorney Dkt #:17424
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUMOTO, TATSUYA
Exec Dt:
10/31/2017
2
WASHIO, KEISUKE
Exec Dt:
10/31/2017
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10519549
US20180148842
15575360
Correspondence name and address
HOLTZ, HOLTZ, & VOLEK PC
630 NINTH AVENUE, SUITE 1010
NEW YORK, NY 10036-3744
Assignment: 10
Reel/Frame:052566/0301   Pages: 6
Recorded: 05/04/2020
Attorney Dkt #:XA-13395
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TORAMARU, MASAMITSU
Exec Dt:
09/04/2018
2
WASHIO, KEISUKE
Exec Dt:
09/03/2018
3
CHIBA, MASAKI
Exec Dt:
09/10/2018
4
NAKATA, MASAO
Exec Dt:
09/03/2018
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11180848
US20190048463
16055057
Correspondence name and address
MITCHELL W. SHAPIRO
1701 PENNSYLVANIA AVENUE, NW
SUITE 200
WASHINGTON, DC 20006
Assignment: 11
Reel/Frame:053253/0017   Pages: 3
Recorded: 07/20/2020
Attorney Dkt #:XA-13387
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASHIO, KEISUKE
Exec Dt:
09/04/2018
2
NAKATA, MASAO
Exec Dt:
09/04/2018
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11062883
US20190019657
16032033
Correspondence name and address
MITCHELL W. SHAPIRO
1701 PENNSYLVANIA AVENUE, NW
SUITE 200
WASHINGTON, DC 20006
Assignment: 12
Reel/Frame:048589/0964   Pages: 2
Recorded: 03/13/2019
Attorney Dkt #:XA-13434
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASHIO, KEISUKE
Exec Dt:
02/04/2019
2
MATSUMOTO, TATSUYA
Exec Dt:
02/01/2019
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11453944
US20190177842
16324556
Correspondence name and address
MITCHELL W. SHAPIRO
8607 WESTWOOD CENTER DRIVE, SUITE 320
TYSONS CORNER, VA 22182
Assignment: 13
Reel/Frame:048461/0960   Pages: 2
Recorded: 02/28/2019
Attorney Dkt #:XA-13439
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASHIO, KEISUKE
Exec Dt:
02/12/2019
2
MATSUMOTO, TATSUYA
Exec Dt:
02/13/2019
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190185998
16329192
Correspondence name and address
MITCHELL W. SHAPIRO
8607 WESTWOOD CENTER DRIVE, SUITE 320
TYSONS CORNER, VA 22182
Assignment: 14
Reel/Frame:048431/0673   Pages: 2
Recorded: 02/25/2019
Attorney Dkt #:XA-13438
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASHIO, KEISUKE
Exec Dt:
02/19/2019
2
MATSUMOTO, TATSUYA
Exec Dt:
02/19/2019
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10889893
US20190211448
16328269
Correspondence name and address
MITCHELL W. SHAPIRO
8607 WESTWOOD CENTER DRIVE, SUITE 320
TYSONS CORNER, VA 22182
Assignment: 15
Reel/Frame:050025/0894   Pages: 2
Recorded: 08/12/2019
Attorney Dkt #:XA-13474
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASHIO, KEISUKE
Exec Dt:
08/01/2019
2
MASHITA, TORU
Exec Dt:
08/01/2019
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200063260
16538043
Correspondence name and address
MITCHELL W. SHAPIRO
8607 WESTWOOD CENTER DRIVE, SUITE 320
TYSONS CORNER, VA 22182
Assignment: 16
Reel/Frame:050227/0979   Pages: 2
Recorded: 08/31/2019
Attorney Dkt #:XA-13477
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASHIO, KEISUKE
Exec Dt:
08/09/2019
2
NAKATA, MASAO
Exec Dt:
08/09/2019
3
MATSUMOTO, TATSUYA
Exec Dt:
08/09/2019
4
SHIDA, JUNICHI
Exec Dt:
08/09/2019
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11024488
US20200013593
16490529
Correspondence name and address
MITCHELL W. SHAPIRO
8607 WESTWOOD CENTER DRIVE, SUITE 320
TYSONS CORNER, VA 22182
Assignment: 17
Reel/Frame:050228/0313   Pages: 2
Recorded: 09/01/2019
Attorney Dkt #:XA-13479
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASHIO, KEISUKE
Exec Dt:
08/09/2019
2
MATSUMOTO, TATSUYA
Exec Dt:
08/09/2019
3
EBISAWA, TAKASHI
Exec Dt:
08/09/2019
4
SHIDA, JUNICHI
Exec Dt:
08/09/2019
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10833293
US20200006706
16490541
Correspondence name and address
MITCHELL W. SHAPIRO
8607 WESTWOOD CENTER DRIVE, SUITE 320
TYSONS CORNER, VA 22182
Assignment: 18
Reel/Frame:050228/0047   Pages: 2
Recorded: 08/31/2019
Attorney Dkt #:XA-13478
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASHIO, KEISUKE
Exec Dt:
08/21/2019
2
CHIBA, MASAKI
Exec Dt:
08/21/2019
3
NAKATA, MASAO
Exec Dt:
08/21/2019
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10988841
US20200010949
16490530
Correspondence name and address
MITCHELL W. SHAPIRO
8607 WESTWOOD CENTER DRIVE, SUITE 320
TYSONS CORNER, VA 22182
Assignment: 19
Reel/Frame:050303/0419   Pages: 2
Recorded: 09/08/2019
Attorney Dkt #:XA-13480
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASHIO, KEISUKE
Exec Dt:
08/29/2019
2
MATSUMOTO, TATSUYA
Exec Dt:
08/29/2019
3
MASHITA, TORU
Exec Dt:
08/29/2019
4
TORAMARU, MASAMITSU
Exec Dt:
08/30/2019
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210135169
16492143
Correspondence name and address
MITCHELL W. SHAPIRO
8607 WESTWOOD CENTER DRIVE, SUITE 320
TYSONS CORNER, VA 22182
Assignment: 20
Reel/Frame:065378/0313   Pages: 3
Recorded: 10/28/2023
Attorney Dkt #:5027-0058US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WASHIO, KEISUKE
Exec Dt:
06/29/2023
2
YAMAWAKI, RYO
Exec Dt:
06/29/2023
Assignee
1
THE JAPAN STEEL WORKS, LTD.
11-1, OSAKI 1-CHOME
SHINAGAWA-KU, TOKYO, JAPAN 141-0032
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240117190
18237113
Correspondence name and address
MITCHELL W. SHAPIRO
1717 PENNSYLVANIA AVENUE, NW
SUITE 1025
WASHINGTON, DC 20006

Search Results as of: 04/28/2024 02:51 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