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Patent Assignment Assignor Details
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Assignor Name : NIWA, MASAHIRO
Total Assignments: 19
Assignment: 1
Reel/Frame:006856/0519   Pages: 4
Recorded: 02/08/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NIWA, MASAHIRO
Exec Dt:
12/28/1993
2
SUGANO, YUJI
Exec Dt:
12/28/1993
3
UENISHI, KEN-ICHI
Exec Dt:
12/28/1993
4
KITADA, HIDETO
Exec Dt:
12/28/1993
5
YAMAGUCHI, YOSHIHISA
Exec Dt:
12/28/1993
6
KOBAYASHI, EIKO
Exec Dt:
12/28/1993
7
KUBO, KUNIMICHI
Exec Dt:
12/28/1993
8
SANO, AKIRA
Exec Dt:
12/28/1993
Assignee
1
NIPPON PETROCHEMICALS COMPANY, LIMITED
3-1, UCHISAIWAICHO 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5543478
NONE
08174269
Correspondence name and address
BARRY I. HOLLANDER, ESQ.
2000 M ST., NW
#590
WASHINGTON, DC 20036
Assignment: 2
Reel/Frame:006861/0338   Pages: 3
Recorded: 02/08/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NIWA, MASAHIRO
Exec Dt:
12/28/1993
2
SUGA, SHINJIRO
Exec Dt:
12/28/1993
3
YOSHIKAWA, MAMORU
Exec Dt:
12/28/1993
4
YAMAGUCHI, YOSHIHISA
Exec Dt:
12/28/1993
Assignee
1
NIPPON PETROCHEMICALS COMPANY, LIMITED
3-1, UCHISAIWAICHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5541269
NONE
08174270
Correspondence name and address
BARRY I. HOLLANDER, ESQ.
2000 M STREET, N.W. #590
WASHINGTON, DC 20036
Assignment: 3
Reel/Frame:029578/0868   Pages: 3
Recorded: 01/07/2013
Attorney Dkt #:20039.0063USWO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MISAKI, MASAFUMI
Exec Dt:
12/17/2012
2
TSUSHIMA, YUKI
Exec Dt:
12/17/2012
3
NIWA, MASAHIRO
Exec Dt:
12/18/2012
Assignee
1
TAKEDA PHARMACEUTICAL COMPANY LIMITED
1-1, DOSHOMACHI 4-CHOME, CHUO-KU
OSAKA-SHI, OSAKA, JAPAN 541-0045
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8920840
US20130115291
13695220
Correspondence name and address
HAMRE, SCHUMANN, MUELLER & LARSON, P.C.
P. O. BOX 2902
MINNEAPOLIS, MN 55402
Assignment: 4
Reel/Frame:029623/0768   Pages: 3
Recorded: 01/14/2013
Attorney Dkt #:20039.0064USWO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MISAKI, MASAFUMI
Exec Dt:
12/17/2012
2
TSUSHIMA, YUKI
Exec Dt:
12/17/2012
3
NIWA, MASAHIRO
Exec Dt:
12/18/2012
Assignee
1
TAKEDA PHARMACEUTICAL COMPANY LIMITED
1-1, DOSHOMACHI 4-CHOME, CHUO-KU
OSAKA-SHI, OSAKA, JAPAN 541-0045
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130115292
13695366
Correspondence name and address
HAMRE, SCHUMANN, MUELLER & LARSON, P.C.
P.O. BOX 2902
MINNEAPOLIS, MN 55402-0902
Assignment: 5
Reel/Frame:033189/0469   Pages: 4
Recorded: 06/26/2014
Attorney Dkt #:131580
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMURA, JOJI
Exec Dt:
05/19/2014
2
NIWA, MASAHIRO
Exec Dt:
05/14/2014
3
NEGISHI, MAKOTO
Exec Dt:
05/14/2014
4
IWASHITA, YOSHINORI
Exec Dt:
05/19/2014
Assignee
1
DIC CORPORATION
35-58, SAKASHITA 3-CHOME, ITABASHI-KU
TOKYO, JAPAN 174-8520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9175218
US20150108403
14368995
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LL
1250 CONNECTICUT AVENUE, NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 6
Reel/Frame:033504/0667   Pages: 8
Recorded: 08/11/2014
Attorney Dkt #:SIP-14-2303 (373207-022)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NIWA, MASAHIRO
Exec Dt:
07/15/2014
2
SHINDO, SHO
Exec Dt:
07/22/2014
3
NISHIDA, TAKANORI
Exec Dt:
07/22/2014
4
KISHIMOTO, JUNPEI
Exec Dt:
07/08/2014
5
MINAMINO, ATSUSHI
Exec Dt:
07/08/2014
6
KURIHARA, HIROYUKI
Exec Dt:
07/08/2014
7
YAMADA, KATSUSHIGE
Exec Dt:
07/09/2014
Assignee
1
TORAY INDUSTRIES, INC.
1-1, NIHONBASHI-MUROMACHI 2-CHOME
CHUO-KU
TOKYO, JAPAN 103-8666
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10087469
US20150004647
14377918
Correspondence name and address
IP GROUP OF DLA PIPER LLP (US)
ONE LIBERTY PLACE
1650 MARKET ST, SUITE 4900
PHILADELPHIA, PA 19103
Assignment: 7
Reel/Frame:033518/0524   Pages: 3
Recorded: 08/12/2014
Attorney Dkt #:141064
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMURA, JOJI
Exec Dt:
08/01/2014
2
NEGISHI, MAKOTO
Exec Dt:
08/01/2014
3
NIWA, MASAHIRO
Exec Dt:
08/01/2014
Assignee
1
DIC CORPORATION
35-58, SAKASHITA 3-CHOME, ITABASHI-KU
TOKYO, JAPAN 174-8520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9321960
US20150001444
14378269
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LL
1250 CONNECTICUT AVENUE, NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 8
Reel/Frame:033566/0280   Pages: 3
Recorded: 08/19/2014
Attorney Dkt #:140546
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMURA, JOJI
Exec Dt:
08/06/2014
2
NIWA, MASAHIRO
Exec Dt:
08/06/2014
3
NEGISHI, MAKOTO
Exec Dt:
08/06/2014
Assignee
1
DIC CORPORATION
7-20, NIHONBASHI 3-CHOME, CHUO-KU
TOKYO, JAPAN 103-8233
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150376501
14371143
Correspondence name and address
WESTERMAN, HATTORI, DANIELS&ADRIAN, LLP.
1250 CONNECTICUT AVENUE, NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 9
Reel/Frame:033843/0296   Pages: 3
Recorded: 09/29/2014
Attorney Dkt #:140874
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMURA, JOJI
Exec Dt:
09/11/2014
2
NEGISHI, MAKOTO
Exec Dt:
09/11/2014
3
NIWA, MASAHIRO
Exec Dt:
09/19/2014
Assignee
1
DIC CORPORATION
7-20, NIHONBASHI 3-CHOME, CHUO-KU
TOKYO, JAPAN 103-8233
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9181478
US20150053891
14389215
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LL
1250 CONNECTICUT AVENUE, NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 10
Reel/Frame:034802/0372   Pages: 3
Recorded: 01/23/2015
Attorney Dkt #:141323
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMURA, JOJI
Exec Dt:
10/31/2014
2
NEGISHI, MAKOTO
Exec Dt:
10/05/2014
3
NIWA, MASAHIRO
Exec Dt:
10/05/2014
Assignee
1
DIC CORPORATION
35-58, SAKASHITA 3-CHOME, ITABASHI-KU
TOKYO, JAPAN 174-8520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9441160
US20150291881
14416930
Correspondence name and address
WESTERMAN, HATTORI, DANIELS&ADRIAN, LLP.
1250 CONNECTICUT AVE., NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 11
Reel/Frame:035150/0946   Pages: 3
Recorded: 03/12/2015
Attorney Dkt #:141322
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMURA, JOJI
Exec Dt:
10/28/2014
2
NEGISHI, MAKOTO
Exec Dt:
10/27/2014
3
NIWA, MASAHIRO
Exec Dt:
10/27/2014
Assignee
1
DIC CORPORATION
35-58, SAKASHITA 3-CHOME, ITABASHI-KU
TOKYO, JAPAN 174-8520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150252263
14427766
Correspondence name and address
WESTERMAN, HATTORI, DANIELS&ADRIAN, LLP.
1250 CONNECTICUT AVE., NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 12
Reel/Frame:034259/0365   Pages: 3
Recorded: 11/25/2014
Attorney Dkt #:141413
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMURA, JOJI
Exec Dt:
10/31/2014
2
NIWA, MASAHIRO
Exec Dt:
10/31/2014
3
NEGISHI, MAKOTO
Exec Dt:
10/31/2014
Assignee
1
DIC CORPORATION
7-20, NIHONBASHI 3-CHOME, CHUO-KU
TOKYO, JAPAN 103-8233
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9688913
US20150361343
14394883
Correspondence name and address
WESTERMAN, HATTORI, DANIELS&ADRIAN, LLP.
1250 CONNECTICUT AVE., NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 13
Reel/Frame:035183/0602   Pages: 4
Recorded: 03/17/2015
Attorney Dkt #:150130
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMURA, JOJI
Exec Dt:
02/06/2015
2
NIWA, MASAHIRO
Exec Dt:
02/09/2015
3
NEGISHI, MAKOTO
Exec Dt:
02/06/2015
4
IWASHITA, YOSHINORI
Exec Dt:
02/09/2015
Assignee
1
DIC CORPORATION
35-58, SAKASHITA 3-CHOME, ITABASHI-KU
TOKYO, JAPAN 174-8520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9464230
US20150307780
14428767
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LL
1250 CONNECTICUT AVENUE, NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 14
Reel/Frame:035185/0209   Pages: 3
Recorded: 03/17/2015
Attorney Dkt #:140244
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMURA, JOJI
Exec Dt:
02/22/2015
2
NEGISHI, MAKOTO
Exec Dt:
02/19/2015
3
NIWA, MASAHIRO
Exec Dt:
02/24/2015
Assignee
1
DIC CORPORATION
35-58, SAKASHITA 3-CHOME, ITABASHI-KU
TOKYO, JAPAN 174-8520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9404039
US20150240158
14428777
Correspondence name and address
WESTERMAN, HATTORI, DANIELS&ADRIAN, LLP.
1250 CONNECTICUT AVE., NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 15
Reel/Frame:043532/0608   Pages: 3
Recorded: 09/08/2017
Attorney Dkt #:P24416US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IWASHITA, YOSHINORI
Exec Dt:
08/30/2017
2
NIWA, MASAHIRO
Exec Dt:
08/31/2017
Assignee
1
DIC CORPORATION
35-58, SAKASHITA 3-CHOME, ITABASHI-KU
TOKYO, JAPAN 174-8520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9809747
US20160075945
14342912
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LLP
1250 CONNECTICUT AVE., N.W.,
SUITE 700
WASHINGTON, DC 20036
Assignment: 16
Reel/Frame:056416/0071   Pages: 8
Recorded: 06/02/2021
Attorney Dkt #:753259-ENEOS
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKAHASHI, YUICHI
Exec Dt:
04/28/2021
2
IDE, KOHEI
Exec Dt:
04/16/2021
3
NIWA, MASAHIRO
Exec Dt:
04/25/2021
4
KANEZAWA, MIYUKI
Exec Dt:
04/16/2021
Assignee
1
ENEOS CORPORATION
1-2, OTEMACHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8162
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11773415
US20220049278
17274775
Correspondence name and address
JOHN KILYK, JR.
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, SUITE 4900
CHICAGO, IL 60601-6731
Assignment: 17
Reel/Frame:064684/0392   Pages: 8
Recorded: 08/23/2023
Attorney Dkt #:768183
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKAHASHI, YUICHI
Exec Dt:
04/28/2021
2
IDE, KOHEI
Exec Dt:
04/16/2021
3
NIWA, MASAHIRO
Exec Dt:
04/25/2021
4
KANEZAWA, MIYUKI
Exec Dt:
04/16/2021
Assignee
1
ENEOS CORPORATION
1-2, OTEMACHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8162
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230407347
18454556
Correspondence name and address
LEYDIG, VOIT & MAYER, LTD.
TWO PRUDENTIAL PLAZA, SUITE 4900
180 NORTH STETSON AVENUE
CHICAGO, IL 60601-6745
Assignment: 18
Reel/Frame:057701/0572   Pages: 4
Recorded: 10/05/2021
Attorney Dkt #:P210895US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAMURA, KENJI
Exec Dt:
09/01/2021
2
SANO, ATSUMI
Exec Dt:
09/09/2021
3
OKUBO, TOMOO
Exec Dt:
09/02/2021
4
NIWA, MASAHIRO
Exec Dt:
09/07/2021
Assignee
1
DIC CORPORATION
35-58, SAKASHITA 3-CHOME, ITABASHI-KU
TOKYO, JAPAN 174-8520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220259460
17601502
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LLP
8500 LEESBURG PIKE
SUITE 7500
TYSONS, VA 22182
Assignment: 19
Reel/Frame:057702/0740   Pages: 4
Recorded: 10/05/2021
Attorney Dkt #:P210902US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAMURA, KENJI
Exec Dt:
09/01/2021
2
SANO, ATSUMI
Exec Dt:
09/09/2021
3
OKUBO, TOMOO
Exec Dt:
09/02/2021
4
NIWA, MASAHIRO
Exec Dt:
09/07/2021
Assignee
1
DIC CORPORATION
35-58, SAKASHITA 3-CHOME, ITABASHI-KU
TOKYO, JAPAN 174-8520
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11525074
US20220259472
17601513
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LLP
8500 LEESBURG PIKE
SUITE 7500
TYSONS, VA 22182

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