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Patent Assignment Assignor Details
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Assignor Name : YAMAGATA, KAZUO
Total Assignments: 18
Assignment: 1
Reel/Frame:005504/0754   Pages: 4
Recorded: 10/30/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
DOYAMA, KAZUO
Exec Dt:
10/18/1990
2
YAMAGUCHI, MAKOTO
Exec Dt:
10/18/1990
3
OHSUGA, MAKOTO
Exec Dt:
10/18/1990
4
YAMAGATA, KAZUO
Exec Dt:
10/18/1990
5
NIKI, AKIHIRO
Exec Dt:
10/18/1990
6
SAITO, TORNAOSUKE
Exec Dt:
10/18/1990
7
TSUNOMACHI, HIROKI
Exec Dt:
10/18/1990
8
KISHIMOTO, DAISHIRO
Exec Dt:
10/18/1990
Assignees
1
SEKISUI CHEMICAL CO., LTD.
4-4 NISHITEMMA 2-CHOME, KITA-KU
OSAKA, JAPAN 530
2
KABUSHIKI KAISHA SANKO KAIHATSU KAGAKU KENKYUSHO
1-10-24, ITSUKAICHI, IBARAKI-SHI
OSAKA, JAPAN 567
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5236988
NONE
07587924
Correspondence name and address
RONALD J. KUBOVCIK
ARMSTRONG, NIKAIDO, MARMELSTEIN, ET. AL.
STE. 1000, 1725 K ST., N.W.
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:005895/0001   Pages: 3
Recorded: 07/15/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
OMORI, NAOYA
Exec Dt:
05/31/1991
2
YAMAGATA, KAZUO
Exec Dt:
05/31/1991
3
NOMURA, TOSHIO
Exec Dt:
05/31/1991
4
TOBIOKA, MASAAKI
Exec Dt:
05/31/1991
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU OSAKA-SHI
OSAKA 541, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5266389
NONE
07691020
Correspondence name and address
WENDEROTH, LIND & PONACK
805 15TH ST., NW
SOUTHERN BLDG., SUITE 700
WASHINGTON, DC 20005
Assignment: 3
Reel/Frame:006767/0869   Pages: 3
Recorded: 11/23/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SETOYAMA, MAKOTO
Exec Dt:
10/18/1993
2
TANAKA, MOTOYUKI
Exec Dt:
10/18/1993
3
NAKAYAMA, AKIRA
Exec Dt:
10/18/1993
4
YOSHIDA, TAKASHI
Exec Dt:
10/18/1993
5
HASHIMOTO, YASUHISA
Exec Dt:
10/18/1993
6
YAMAGATA, KAZUO
Exec Dt:
10/18/1993
7
KOBAYASHI, MITSUNORI
Exec Dt:
10/18/1993
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU
OSAKA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5503912
NONE
08134692
Correspondence name and address
JOHN T. FEDIGAN
WENDEROTH, LIND & PONACK
805 15TH STREET, N.W., SUITE 700
WASHINGTON, D.C. 20005
Assignment: 4
Reel/Frame:007479/0317   Pages: 3
Recorded: 03/13/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MORIGUCHI, HIDEKI
Exec Dt:
01/10/1995
2
KITAGAWA, NOBUYUKI
Exec Dt:
01/10/1995
3
NOMURA, TOSHIO
Exec Dt:
01/10/1995
4
KOBAYASHI, MITSUNORI
Exec Dt:
01/10/1995
5
UCHINO, KATSUYA
Exec Dt:
01/10/1995
6
YAMAGATA, KAZUO
Exec Dt:
01/10/1995
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME
CHUO-KU, OSAKA, JAPAN 541
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5624766
NONE
08397289
Correspondence name and address
CHARLES E. MILLER
PENNIE & EDMONDS
1155 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
Assignment: 5
Reel/Frame:009251/0391   Pages: 3
Recorded: 06/09/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HASHIMOTO, YASUHISA
Exec Dt:
06/02/1998
2
YAMAGATA, KAZUO
Exec Dt:
06/02/1998
3
KITAGAWA, NOBUYUKI
Exec Dt:
06/02/1998
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
CHUO-KU, OSAKA-SHI
5-33, KITAHAMA 4-CHOME
OSAKA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6077596
NONE
09094418
Correspondence name and address
WALTER F. FASSE
INDIAN POND LANE
ST. ALBANS, ME 04971
Assignment: 6
Reel/Frame:010148/0633   Pages: 2
Recorded: 06/28/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MORIGUCHI, HIDEKI
Exec Dt:
06/17/1999
2
IKEGAYA, AKIHIKO
Exec Dt:
06/17/1999
3
YAMAGATA, KAZUO
Exec Dt:
06/17/1999
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU
OSAKA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6187421
NONE
09331857
Correspondence name and address
MCDERMOTT, WILL & EMERY
STEPHEN A. BECKER
600 13TH STREET, N.W.
WASHINGTON, DC 20005
Assignment: 7
Reel/Frame:011466/0115   Pages: 2
Recorded: 11/22/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HASHIMOTO, YASUHISA
Exec Dt:
10/18/2000
2
YAMAGATA, KAZUO
Exec Dt:
10/16/2000
3
IKEGAYA, AKIHIKO
Exec Dt:
10/16/2000
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU, OSAKA-SHI
OSAKA, 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6592726
NONE
09701020
Correspondence name and address
MCDERMOTT, WILL & EMERY
ARTHUR J. STEINER
600 13TH STREET, N.W.
WASHINGTON, D.C. 20005
Assignment: 8
Reel/Frame:012878/0396   Pages: 3
Recorded: 05/08/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAGATA, KAZUO
Exec Dt:
04/11/2002
2
IKEGAYA, AKIHIKO
Exec Dt:
04/11/2002
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
CHUO-KU, OSAKA-SHI
5-33, KITAHANA 4-CHOME
OSAKA 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020187370
10069965
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
BRUCE H. BERNSTEIN
1941 ROLAND CLARKE PLACE
P22081
RESTON, VA 20191
Assignment: 9
Reel/Frame:013253/0185   Pages: 4
Recorded: 09/03/2002
Conveyance: CORRECTIVE ASSIGNMENT TO THE ASSIGNEE'S ADDRESS PREVIOUSLY RECORDED ON REEL 012878 FRAME 0396 ASSIGNOR HEREBY CONFIRMS THE ASSIGNMENT OF THE ENTIRE INTEREST.
Assignors
1
YAMAGATA, KAZUO
Exec Dt:
04/11/2002
2
IKEGAYA, AKIHIKO
Exec Dt:
04/11/2002
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU
OSAKA-SHI, OSAKA 541-0041, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20020187370
10069965
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
BRUCE H. BERNSTEIN
1941 ROLAND CLARKE PLACE
P22081
RESTON, VA 20191
Assignment: 10
Reel/Frame:013350/0077   Pages: 3
Recorded: 08/27/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAGATA, KAZUO
Exec Dt:
07/24/2002
2
HIGUCHI, ISAO
Exec Dt:
07/25/2002
3
FUKUOKA, TAKAMASA
Exec Dt:
07/29/2002
4
TSUJIMOTO, MICHITAKA
Exec Dt:
07/31/2002
5
OKABE, MASASHI
Exec Dt:
07/26/2002
6
INUI, YOSHIHIRO
Exec Dt:
08/01/2002
Assignee
1
SEKISUI KAGAKU KOGYO KABUSHIKI KAISHA
4-4, NISHITENMA 2-CHOME
KITA-KU, OSAKA-SHI
OSAKA 530-8565, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6984445
NONE
10204915
Correspondence name and address
KUBOVCIK & KUBOVCIK
KEIKO TANAKA KUBOVCIK
900 17TH STREET, N.W., SUITE 710
THE FARRAGUT BUILDING
WASHINGTON, DC 20006
Assignment: 11
Reel/Frame:013734/0903   Pages: 2
Recorded: 06/17/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUKUI, HARUYO
Exec Dt:
06/05/2003
2
YAMAGATA, KAZUO
Exec Dt:
06/05/2003
3
TSUDA, KEIICHI
Exec Dt:
06/05/2003
4
IMAMURA, SHINYA
Exec Dt:
06/05/2003
Assignee
1
SUMITOMO ELECTRIC INDUSTRIES, LTD.
5-33 KITAHAMA 4-CHOME, CHUO-KU
OSAKA, JAPAN 541-0041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7060345
US20040018393
10250240
Correspondence name and address
JUDGE PATENT FIRM
RIVIERE SHUKUGAWA 3RD FL.
3-1 WAKAMATSU-CHO
NISHINOMIYA-SHI, HYOGO, JAPAN 662-0035
Assignment: 12
Reel/Frame:022413/0968   Pages: 5
Recorded: 03/18/2009
Attorney Dkt #:0993.0300000/RWE
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OHTA, HIROSHI
Exec Dt:
12/26/2008
2
SAKAIDE, YUKO
Exec Dt:
12/26/2008
3
YAMAGATA, KAZUO
Exec Dt:
12/26/2008
4
WAKAYAMA, TERUHIKO
Exec Dt:
12/26/2008
Assignee
1
RIKEN
2-1, HIROSAWA, WAKO-SHI
SAITAMA, JAPAN 3510198
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090178150
12348563
Correspondence name and address
STERNE, KESSLER, GOLDSTEIN & FOX PLLC
1100 NEW YORK AVENUE, NW
WASHINGTON, DC 20005
Assignment: 13
Reel/Frame:026767/0148   Pages: 2
Recorded: 08/17/2011
Attorney Dkt #:P5566US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOIKE, SACHIKO
Exec Dt:
07/25/2011
2
IMAMURA, SHINYA
Exec Dt:
07/26/2011
3
YAMAGATA, KAZUO
Exec Dt:
07/25/2011
Assignee
1
SUMITOMO ELECTRIC HARDMETAL CORP.
1-1, KOYAKITA 1-CHOME
ITAMI-SHI
HYOGO, JAPAN 664-0016
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8685530
US20120021199
13202047
Correspondence name and address
DITTHAVONG MORI & STEINER, P.C.
918 PRINCE STREET
ALEXANDRIA, VA 22314
Assignment: 14
Reel/Frame:026767/0214   Pages: 2
Recorded: 08/17/2011
Attorney Dkt #:P5571US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOIKE, SACHIKO
Exec Dt:
07/25/2011
2
IMAMURA, SHINYA
Exec Dt:
07/26/2011
3
YAMAGATA, KAZUO
Exec Dt:
07/25/2011
Assignee
1
SUMITOMO ELECTRIC HARDMETAL CORP.
1-1, KOYAKITA 1-CHOME
ITAMI-SHI
HYOGO, JAPAN 664-0016
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8685531
US20120009403
13202056
Correspondence name and address
DITTHAVONG MORI & STEINER, P.C.
918 PRINCE STREET
ALEXANDRIA, VA 22314
Assignment: 15
Reel/Frame:030176/0528   Pages: 5
Recorded: 04/09/2013
Attorney Dkt #:2013_0215A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OGAWA, AKIHIRO
Exec Dt:
02/01/2013
2
SAWADA, TAKAHIKO
Exec Dt:
02/01/2013
3
TADA, HIROSHI
Exec Dt:
02/01/2013
4
KOBARU, SHOTARO
Exec Dt:
02/01/2013
5
MINAMI, MASATOSHI
Exec Dt:
02/01/2013
6
SASAKURA, MITSUO
Exec Dt:
02/01/2013
7
YAMAGATA, KAZUO
Exec Dt:
02/01/2013
Assignee
1
SEKISUI CHEMICAL CO., LTD.
4-4, NISHITEMMA 2-CHOME, KITA-KU, OSAKA-SHI
OSAKA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130209892
13817199
Correspondence name and address
WENDEROTH, LIND & PONACK, L.L.P.
1030 15TH STREET, N.W.
SUITE 400 EAST
WASHINGTON, DC 20005
Assignment: 16
Reel/Frame:035884/0099   Pages: 4
Recorded: 06/23/2015
Attorney Dkt #:92396-386645
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PASEUTH, ANONGSACK
Exec Dt:
05/11/2015
2
YAMAGATA, KAZUO
Exec Dt:
05/18/2015
3
OKUNO, SUSUMU
Exec Dt:
05/15/2015
4
KANAOKA, HIDEAKI
Exec Dt:
05/11/2015
5
MORIMOTO, HIROYUKI
Exec Dt:
05/18/2015
6
ITOH, MINORU
Exec Dt:
05/11/2015
Assignee
1
SUMITOMO ELECTRIC HARDMETAL CORP.
1-1, KOYAKITA 1-CHOME
ITAMI-SHI, HYOGO, JAPAN 664-0016
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150345013
14654937
Correspondence name and address
MICHAEL A. SARTORI, PH.D.
VENABLE LLP, P.O. BOX 34385
WASHINGTON, DC 20043-9998
Assignment: 17
Reel/Frame:035884/0226   Pages: 4
Recorded: 06/23/2015
Attorney Dkt #:92396-386648
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PASEUTH, ANONGSACK
Exec Dt:
05/11/2015
2
YAMAGATA, KAZUO
Exec Dt:
05/18/2015
3
OKUNO, SUSUMU
Exec Dt:
05/15/2015
4
KANAOKA, HIDEAKI
Exec Dt:
05/11/2015
5
MORIMOTO, HIROYUKI
Exec Dt:
05/18/2015
6
ITOH, MINORU
Exec Dt:
05/11/2015
Assignee
1
SUMITOMO ELECTRIC HARDMETAL CORP.
1-1, KOYAKITA 1-CHOME
ITAMI-SHI, HYOGO, JAPAN 664-0016
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9777367
US20150345012
14654924
Correspondence name and address
MICHAEL A. SARTORI, PH.D.
VENABLE LLP, P.O. BOX 34385
WASHINGTON, DC 20043-9998
Assignment: 18
Reel/Frame:050664/0073   Pages: 4
Recorded: 10/09/2019
Attorney Dkt #:087143.0712
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
PASEUTH, ANONGSACK
Exec Dt:
05/11/2015
2
YAMAGATA, KAZUO
Exec Dt:
05/18/2015
3
OKUNO, SUSUMU
Exec Dt:
05/15/2015
4
KANAOKA, HIDEAKI
Exec Dt:
05/11/2015
5
MORIMOTO, HIROYUKI
Exec Dt:
05/18/2015
6
ITOH, MINORU
Exec Dt:
05/11/2015
Assignee
1
SUMITOMO ELECTRIC HARDMETAL CORP.
1-1, KOYAKITA 1-CHOME
ITAMI-SHI, HYOGO, JAPAN 664-0016
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11591695
US20200040462
16596984
Correspondence name and address
BAKER BOTTS LLP C/O INTELLECTUAL PROPERTY
THE WARNER
1299 PENNSYLVANIA AVE, NW
WASHINGTON, DC 20004-2400

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