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Patent Assignment Assignor Details
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Assignor Name : TOKUNAGA, HISATSUGU
Total Assignments: 15
Assignment: 1
Reel/Frame:015398/0688   Pages: 3
Recorded: 05/27/2004
Attorney Dkt #:246195USOPCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKEI, ATSUSHI
Exec Dt:
11/17/2003
2
TOKUNAGA, HISATSUGU
Exec Dt:
11/17/2003
3
SHIMIZU, MIKIO
Exec Dt:
11/17/2003
Assignee
1
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
4-1, YURAKU-CHO 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8455
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7084516
US20040169290
10483270
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, ET AL.
NORMAN F. OBLON
1940 DUKE STREET
ALEXANDRIA, VIRGINIA 22314
Assignment: 2
Reel/Frame:016163/0039   Pages: 3
Recorded: 01/18/2005
Attorney Dkt #:256542US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOKUNAGA, HISATSUGU
Exec Dt:
07/02/2004
2
TAKEI, ATSUSHI
Exec Dt:
07/02/2004
3
SHIMIZU, MIKIO
Exec Dt:
07/02/2004
4
NABETA, TAKESHI
Exec Dt:
07/02/2004
Assignee
1
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
4-1, YURAKU-CHO 1-CHOME, CHIYODA-KU
TOKYO 100-8455, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7544268
US20050106371
10502808
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 3
Reel/Frame:024215/0386   Pages: 3
Recorded: 04/12/2010
Attorney Dkt #:357184US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOKUNAGA, HISATSUGU
Exec Dt:
02/18/2010
2
HIGANO, MASANORI
Exec Dt:
02/19/2010
Assignee
1
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
1-1, NIHONBASHI-MUROMACHI 2-CHOME, CHUO-KU
TOKYO, JAPAN 1038338
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8289810
US20100209688
12680805
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 4
Reel/Frame:024609/0513   Pages: 3
Recorded: 06/29/2010
Attorney Dkt #:361599US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOKUNAGA, HISATSUGU
Exec Dt:
06/11/2010
2
TANAZAWA, YUSUKE
Exec Dt:
06/14/2010
Assignee
1
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
1-1, NIHONBASHI-MUROMACHI 2-CHOME, CHUO-KU
TOKYO, JAPAN 1038338
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8453421
US20100275554
12810425
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 5
Reel/Frame:025113/0987   Pages: 3
Recorded: 10/08/2010
Attorney Dkt #:366655US6PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOKUNAGA, HISATSUGU
Exec Dt:
09/21/2010
2
MIZUSHIMA, SATOSHI
Exec Dt:
09/22/2010
Assignee
1
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
1-1, NIHONBASHI-MUROMACHI 2-CHOME, CHUO-KU
TOKYO, JAPAN 103-8338
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8453958
US20110024541
12936085
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:026169/0187   Pages: 3
Recorded: 04/22/2011
Attorney Dkt #:377227US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOKUNAGA, HISATSUGU
Exec Dt:
03/11/2011
2
TANAZAWA, YUSUKE
Exec Dt:
03/11/2011
Assignee
1
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
1-1, NIHONBASHI-MUROMACHI 2-CHOME, CHUO-KU
TOKYO, JAPAN 103-8338
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8828535
US20110212324
13124009
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:029480/0786   Pages: 3
Recorded: 12/17/2012
Attorney Dkt #:405246US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, AKIRA
Exec Dt:
10/19/2012
2
TOKUNAGA, HISATSUGU
Exec Dt:
10/19/2012
3
FUJIMURA, TETSUO
Exec Dt:
10/19/2012
Assignee
1
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
1-1, NIHONBASHI-MUROMACHI 2-CHOME, CHUO-KU
TOKYO, JAPAN 103-8338
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9662866
US20130089746
13703920
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 8
Reel/Frame:030174/0617   Pages: 2
Recorded: 04/09/2013
Attorney Dkt #:156790
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, AKIRA
Exec Dt:
03/21/2013
2
TOKUNAGA, HISATSUGU
Exec Dt:
03/21/2013
3
FUJIMURA, TETSUO
Exec Dt:
03/22/2013
Assignee
1
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
1-1, NIHONBASHI-MUROMACHI 2-CHOME
CHUO-KU, TOKYO 103-8338, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130199961
13878507
Correspondence name and address
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 9
Reel/Frame:031352/0604   Pages: 3
Recorded: 10/01/2013
Attorney Dkt #:158589
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUJIMURA, TETSUO
Exec Dt:
09/02/2013
2
TOKUNAGA, HISATSUGU
Exec Dt:
09/10/2013
3
TANAZAWA, YUSUKE
Exec Dt:
09/03/2013
4
ONO, TAKESHI
Exec Dt:
09/02/2013
5
WATANABE, TOMOHARU
Exec Dt:
09/03/2013
6
SASAKI, AKIRA
Exec Dt:
08/30/2013
7
IWASAKI, TAKAYUKI
Exec Dt:
08/30/2013
8
SUGIMOTO, KAZUYA
Exec Dt:
09/04/2013
Assignee
1
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
1-1, NIHONBASHI-MUROMACHI 2-CHOME
CHUO-KU, TOKYO 103-8338, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20140037940
14009281
Correspondence name and address
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 10
Reel/Frame:031551/0642   Pages: 2
Recorded: 10/31/2013
Attorney Dkt #:158918
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, AKIRA
Exec Dt:
10/09/2013
2
TOKUNAGA, HISATSUGU
Exec Dt:
10/09/2013
3
FUJIMURA, TETSUO
Exec Dt:
10/16/2013
Assignee
1
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
1-1, NIHONBASHI-MUROMACHI 2-CHOME
CHUO-KU, TOKYO 103-8338, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9338906
US20140057064
14112054
Correspondence name and address
JAMES A. OLIFF
OLIFF & BERRIDGE, PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 11
Reel/Frame:031917/0580   Pages: 2
Recorded: 01/08/2014
Attorney Dkt #:159443
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, AKIRA
Exec Dt:
11/14/2013
2
TOKUNAGA, HISATSUGU
Exec Dt:
12/10/2013
3
FUJIMURA, TETSUO
Exec Dt:
12/09/2013
Assignee
1
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
1-1, NIHONBASHI-MUROMACHI 2-CHOME, CHUO-KU
TOKYO, JAPAN 103-8338
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9327880
US20140116921
14123864
Correspondence name and address
JAMES A. OLIFF
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 12
Reel/Frame:032657/0175   Pages: 3
Recorded: 04/11/2014
Attorney Dkt #:160479
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUGIMOTO, KAZUYA
Exec Dt:
02/20/2014
2
TOKUNAGA, HISATSUGU
Exec Dt:
03/03/2014
3
HIROOKA, TADAAKI
Exec Dt:
02/20/2014
Assignee
1
DENKI KAGAKU KOGYO KABUSHIKI KAISHA
1-1, NIHONBASHI-MUROMACHI 2-CHOME, CHUO-KU
TOKYO, JAPAN 103-8338
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9453146
US20140248487
14351329
Correspondence name and address
JAMES A. OLIFF
OLIFF, PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 13
Reel/Frame:045967/0964   Pages: 2
Recorded: 04/18/2018
Attorney Dkt #:VM90066
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOKUNAGA, HISATSUGU
Exec Dt:
04/04/2018
2
KUMAKURA, SEIICHI
Exec Dt:
04/04/2018
3
MURAOKA, TAKASHI
Exec Dt:
04/04/2018
Assignee
1
DENKA COMPANY LIMITED
1-1, NIHONBASHI-MUROMACHI 2-CHOME, CHUO-KU
TOKYO, JAPAN 1038338
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180304573
15769091
Correspondence name and address
GLOBAL IP SERVICES, PLLC
121 MOORE ST
PRINCETON, NJ 08540
Assignment: 14
Reel/Frame:062549/0661   Pages: 3
Recorded: 01/31/2023
Attorney Dkt #:766355
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAJIMA, GOSUKE
Exec Dt:
11/18/2022
2
NABA, KEISUKE
Exec Dt:
11/25/2022
3
ATSUSAKA, TAKANORI
Exec Dt:
11/18/2022
4
TOKUNAGA, HISATSUGU
Exec Dt:
12/05/2022
Assignee
1
DENKA COMPANY LIMITED
1-1, NIHONBASHI-MUROMACHI 2-CHOME
CHUO-KU, TOKYO, JAPAN 1038338
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230265317
18040064
Correspondence name and address
LEYDIG, VOIT & MAYER
180 N. STETSON AVENUE
TWO PRUDENTIAL PLAZA, SUITE 4900
CHICAGO, IL 60601
Assignment: 15
Reel/Frame:062561/0276   Pages: 3
Recorded: 02/01/2023
Attorney Dkt #:766357
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NABA, KEISUKE
Exec Dt:
11/25/2022
2
NAKAJIMA, GOSUKE
Exec Dt:
11/18/2022
3
ATSUSAKA, TAKANORI
Exec Dt:
11/30/2022
4
TOKUNAGA, HISATSUGU
Exec Dt:
12/15/2022
Assignee
1
DENKA COMPANY LIMITED
1-1, NIHONBASHI-MUROMACHI 2-CHOME
CHUO-KU, TOKYO, JAPAN 1038338
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230271761
18040173
Correspondence name and address
LEYDIG, VOIT & MAYER
180 N. STETSON AVENUE
TWO PRUDENTIAL PLAZA, SUITE 4900
CHICAGO, IL 60601

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