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Patent Assignment Assignor Details
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Assignor Name : YAMAGUCHI, RYUJI
Total Assignments: 16
Assignment: 1
Reel/Frame:004479/0415   Pages: 2
Recorded: 11/04/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MATSUDA, YASUHIRO
Exec Dt:
10/14/1985
2
MATSUO, KAZUHIKO
Exec Dt:
10/22/1985
3
HASEGAWA, TERUYUKI
Exec Dt:
10/22/1985
4
KUWANO, SEIGO
Exec Dt:
10/22/1985
5
YAMAGUCHI, RYUJI
Exec Dt:
10/22/1985
6
SHIWATA, AKIO
Exec Dt:
10/14/1985
7
HAMADA, YONEICHI
Exec Dt:
10/14/1985
8
KOMATSU, YOSHIMI
Exec Dt:
10/20/1985
9
KONDO, TSUNEO
Exec Dt:
10/20/1985
10
SHIROTANI, YUSUKE
Exec Dt:
10/14/1985
11
NAKASHIMA, HIROHISA
Exec Dt:
10/14/1985
Assignee
1
NIPPON KOKAN KABUSHIKI KAISHA, 1-2, 1-CHOME, MARUNOUCHI, CHIYODA-KU, TOKYO, JAPAN, A CORP OF JAPAN
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4674101
NONE
06782525
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
261 MADISON AVE.
NEW YORK, NY 10016
Assignment: 2
Reel/Frame:004578/0870   Pages: 1
Recorded: 07/21/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HASEGAWA, TERUYUKI
Exec Dt:
05/27/1986
2
KUWANO, SEIGO
Exec Dt:
05/20/1986
3
YAMAGUCHI, RYUJI
Exec Dt:
05/27/1986
4
MATSUO, KAZUHIKO
Exec Dt:
05/27/1986
Assignee
1
NIPPON KOKAN KABUSHIKI KAISHA
1-2, 1-CHOME, MARUNOUCHI, CHIYODA-KU
A CORP. OF JAPAN
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4650517
NONE
06868807
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
261 MADISON AVE.
NEW YORK, NY 10016
Assignment: 3
Reel/Frame:005701/0083   Pages: 2
Recorded: 04/25/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KIUCHI, MANABU
Exec Dt:
04/18/1991
2
HIRAI, MASAZUMI
Exec Dt:
04/18/1991
3
FUJIKAWA, YASUO
Exec Dt:
04/18/1991
4
YAMAGUCHI, RYUJI
Exec Dt:
04/18/1991
5
NANBA, AKIHIKO
Exec Dt:
04/18/1991
6
NODA, MASATO
Exec Dt:
04/18/1991
Assignee
1
RHEO-TECHNOLOGY, LTD.
7-2, NISHISHINBASHI 1-CHOME, MINATO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5110547
NONE
07692444
Correspondence name and address
AUSTIN R. MILLER
1125 LAND TITLE BLDG.
PHILADELPHIA, PA 19110
Assignment: 4
Reel/Frame:005820/0259   Pages: 2
Recorded: 08/20/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HIRAI, MASAZUMI
Exec Dt:
08/16/1991
2
TAKEBAYASHI, KATSUHIRO
Exec Dt:
08/16/1991
3
YAMAGUCHI, RYUJI
Exec Dt:
08/16/1991
4
FUJIKAWA, YASUO
Exec Dt:
08/16/1991
Assignee
1
RHEO-TECNOLOGY, LTD.
7-2, NISHISHINBASHI 1-CHOME, MINATO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5144998
NONE
07747637
Correspondence name and address
LAW OFFICES OF AUSTIN R. MILLER
1125 LAND TITLE BLDG.
PHILADELPHIA, PA 19110
Assignment: 5
Reel/Frame:011661/0655   Pages: 3
Recorded: 03/30/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIZUKAMI, HIDEAKI
Exec Dt:
03/12/2001
2
YAMAGUCHI, RYUJI
Exec Dt:
03/12/2001
3
NAKAYAMA, TAKASHI
Exec Dt:
03/12/2001
4
TATEFUKU, TERUO
Exec Dt:
03/12/2001
5
AO, NORIO
Exec Dt:
03/21/2001
6
MAKI, TOSHIMICHI
Exec Dt:
03/21/2001
7
SATO, YASUHIRO
Exec Dt:
03/21/2001
8
KUBO, HIROTSUGU
Exec Dt:
03/21/2001
Assignee
1
NKK CORPORATION
1-2, MARUNOUCHI-1-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6597722
US20020009118
09775153
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN, LANGER & CHICK
MARSHALL J. CHICK
767 THIRD AVENUE, 25TH FLOOR
NEW YORK, NEW YORK 10017-2023
Assignment: 6
Reel/Frame:013161/0985   Pages: 2
Recorded: 07/29/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAGUCHI, RYUJI
Exec Dt:
06/27/2002
2
HAGISATO, YASUO
Exec Dt:
06/27/2002
3
TOYOFUKU, KUNIHIKO
Exec Dt:
06/27/2002
4
KAWAMATA, SHINYA
Exec Dt:
06/27/2002
Assignee
1
TOYOTA JIDOSHA KABUSHIKI KAISHA
1-TOYOTA-CHO, TOYOTA-SHI
AICHI-KEN, 471-8571, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6825469
US20030025078
10206232
Correspondence name and address
FINNEGAN HENDERSON FARABOW ET AL
ERNEST F. CHAPMAN
1300 I STREET, N.W.
WASHINGTON, D.C. 20005-3315
Assignment: 7
Reel/Frame:013815/0598   Pages: 2
Recorded: 02/24/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HARA, YOSHIMASA
Exec Dt:
02/20/2003
2
EGUCHI, SHOTARO
Exec Dt:
02/20/2003
3
HAGISATO, YASUO
Exec Dt:
02/20/2003
4
YAMAGUCHI, RYUJI
Exec Dt:
02/20/2003
5
TOYOFUKU, KUNIHIKO
Exec Dt:
02/20/2003
6
KAWAMATA, SHINYA
Exec Dt:
02/20/2003
Assignees
1
DENSO CORPORATION
1-1 SHOWA-CHO KARIYA-CITY
AICHI PREF. 448-8661, JAPAN
2
TOYOTA JIDOSHA KABUSHIKI KAISHA
1, TOYOTA-CHO, TOYOTA-SHI
AICHI-KEN, 471-8571, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7045759
US20030160153
10370701
Correspondence name and address
OLIFF & BERRIDGE, PLC
JAMES A. OLIFF
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 8
Reel/Frame:014393/0534   Pages: 2
Recorded: 08/12/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAGISATO, YASUO
Exec Dt:
08/07/2003
2
KAWAMATA, SHINYA
Exec Dt:
08/07/2003
3
YAMAGUCHI, RYUJI
Exec Dt:
08/07/2003
4
MIMURA, HIDETOSHI
Exec Dt:
08/07/2003
5
KUMASAKA, TSUYOSHI
Exec Dt:
08/07/2003
Assignees
1
TOYOTA JIDOSHA KABUSHIKI KAISHA
1 TOYOTA-CHO TOYOTA-SHI
AICHI-KEN 471-8571, JAPAN
2
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, OAZA KADOMA, KADOMA-SHI
OSAKA 571-8501, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7656423
US20040042683
10638369
Correspondence name and address
OLIFF & BERRIDGE
JAMES A. OLIFF
P.O. BOX 19928
ALEXANDRIA, VA 22320
Assignment: 9
Reel/Frame:038620/0540   Pages: 3
Recorded: 05/17/2016
Attorney Dkt #:740165-653
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WATANABE, MIKIO
Exec Dt:
05/10/2016
2
YAMAGUCHI, RYUJI
Exec Dt:
05/10/2016
Assignee
1
KABUSHIKI KAISHA TOKAI-RIKA-DENKI-SEISAKUSHO
260, TOYOTA 3-CHOME, OHGUCHI-CHO, NIWA-GUN
AICHI-KEN, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9783156
US20160347273
15156931
Correspondence name and address
ROBERTS MLOTKOWSKI SAFRAN & COLE, PC
7918 JONES BRANCH DRIVE
SUITE 500
MCLEAN, VA 22102
Assignment: 10
Reel/Frame:041733/0151   Pages: 3
Recorded: 03/24/2017
Attorney Dkt #:08279.1890USWO
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAGUCHI, RYUJI
Exec Dt:
03/20/2017
2
PERKINS, GUY
Exec Dt:
03/18/2017
Assignee
1
JRC G. K.
1-21-8-2902, SHINMACHI, NISHI-KU, OSAKA-SHI
OSAKA, JAPAN 5500013
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20170296573
15514379
Correspondence name and address
HAMRE, SCHUMANN, MUELLER & LARSON, P.C.
45 SOUTH SEVENTH STREET
SUITE 2700
MINNEAPOLIS, MN 55402-1683
Assignment: 11
Reel/Frame:050315/0794   Pages: 6
Recorded: 09/09/2019
Attorney Dkt #:524021US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUGASAWA, TOSHIAKI
Exec Dt:
08/22/2019
2
YAMAGUCHI, RYUJI
Exec Dt:
08/22/2019
3
MATSUO, TAKATO
Exec Dt:
08/22/2019
4
FUJIMOTO, MITSUHITO
Exec Dt:
08/22/2019
Assignee
1
JP STEEL PLANTECH CO.
2-6-23, SHINYOKOHAMA, KOHOKU-KU, YOKOHAMA-SHI
KANAGAWA, JAPAN 222-0033
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11454568
US20200041382
16492425
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:057483/0765   Pages: 3
Recorded: 09/15/2021
Attorney Dkt #:984_118
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IWATA, KOSUKE
Exec Dt:
08/23/2021
2
YAMAGUCHI, RYUJI
Exec Dt:
08/23/2021
3
TAJIMA, YUICHI
Exec Dt:
08/23/2021
Assignee
1
NGK INSULATORS, LTD.
2-56, SUDA-CHO, MIZUHO-KU
NAGOYA-SHI, AICHI-PREFECTURE, JAPAN 467-8530
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220219368
17447703
Correspondence name and address
STEPHEN P. BURR
BURR & BROWN, PLLC
P.O. BOX 869
FAYETTEVILLE, NY 13066
Assignment: 13
Reel/Frame:060288/0076   Pages: 3
Recorded: 06/06/2022
Attorney Dkt #:740165-883
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAGUCHI, RYUJI
Exec Dt:
05/13/2022
2
MIZUNO, YOSHIO
Exec Dt:
05/13/2022
Assignee
1
KABUSHIKI KAISHA TOKAI-RIKA-DENKI-SEISAKUSHO
260, TOYOTA 3-CHOME, OHGUCHI-CHO, NIWA-GUN
AICHI-KEN, JAPAN 480-0195
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220396237
17833582
Correspondence name and address
ROBERTS CALDERON SAFRAN & COLE, P.C.
7918 JONES BRANCH DRIVE, SUITE 500
MCLEAN, VA 22102
Assignment: 14
Reel/Frame:060392/0019   Pages: 3
Recorded: 06/06/2022
Attorney Dkt #:740165-884
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAGUCHI, RYUJI
Exec Dt:
05/13/2022
2
MIZUNO, YOSHIO
Exec Dt:
05/13/2022
Assignee
1
KABUSHIKI KAISHA TOKAI-RIKA-DENKI-SEISAKUSHO
260, TOYOTA 3-CHOME, OHGUCHI-CHO, NIWA-GUN
AICHI-KEN, JAPAN 480-0195
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220396236
17833612
Correspondence name and address
ROBERTS CALDERON SAFRAN & COLE, P.C.
7918 JONES BRANCH DRIVE
SUITE 500
MCLEAN, VA 22102
Assignment: 15
Reel/Frame:060789/0528   Pages: 6
Recorded: 08/11/2022
Attorney Dkt #:740165.886
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAGUCHI, RYUJI
Exec Dt:
07/25/2022
2
MIZUNO, YOSHIO
Exec Dt:
07/25/2022
Assignee
1
KABUSHIKI KAISHA TOKAI-RIKA-DENKI-SEISAKUSHO
260, TOYOTA 3-CHOME, OHGUCHI-CHO, NIWA-GUN
AICHI-KEN, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230064662
17886379
Correspondence name and address
ROBERTS CALDERON SAFRAN & COLE, P.C.
7918 JONES BRANCH DRIVE
SUITE 500
MCLEAN, 22102 UNITED STATES
Assignment: 16
Reel/Frame:060789/0616   Pages: 8
Recorded: 08/11/2022
Attorney Dkt #:740165.887
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAGUCHI, RYUJI
Exec Dt:
07/25/2022
2
MIZUNO, YOSHIO
Exec Dt:
07/25/2022
3
HIRAKO, YUTAKA
Exec Dt:
07/27/2022
Assignees
1
KABUSHIKI KAISHA TOKAI-RIKA-DENKI-SEISAKUSHO
260, TOYOTA 3-CHOME, OHGUCHI-CHO, NIWA-GUN,
AICHI-KEN, JAPAN
2
TOYOTA JIDOSHA KABUSHIKI KAISHA
1, TOYOTA-CHO
TOYOTA-SHI, AICHI-KEN, JAPAN 471-8571
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11819092
US20230067413
17886390
Correspondence name and address
THOMAS W. COLE
7918 JONES BRANCH DRIVE, SUITE 500
MCLEAN, VA 22102

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