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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 : KAWAMOTO, EIJI
Total Assignments: 21
Assignment: 1
Reel/Frame:004355/0297   Pages: 1
Recorded: 12/31/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KATO, HITOSHI
Exec Dt:
12/20/1984
2
KAWAMOTO, EIJI
Exec Dt:
12/20/1984
Assignee
1
TOKYO YOGYO KABUSHIKI KAISHA
TEKKO BLDG., 8-2, 1-CHOME, MARUNOUCHI,
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4595178
NONE
06687634
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
261 MADISON AVE.,
NEW YORK, NY 10016
Assignment: 2
Reel/Frame:006850/0847   Pages: 4
Recorded: 02/02/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAMURA, TETSURO
Exec Dt:
01/17/1994
2
KAWAMOTO, EIJI
Exec Dt:
01/17/1994
3
FUJIWARA, SHINJI
Exec Dt:
01/17/1994
Assignee
1
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, OHAZA KADOMA, KADOMA-SHI
OSAKA, JAPAN 571
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5448055
NONE
08161123
Correspondence name and address
PAUL F. PRESTIA
RATNER & PRESTIA
500 N. GULPH ROAD, P.O. BOX 980
VALLEY FORGE, PA 19482
Assignment: 3
Reel/Frame:010743/0056   Pages: 3
Recorded: 04/10/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIURA, KAZUHIRO
Exec Dt:
02/29/2000
2
TAKASE, YOSHIHISA
Exec Dt:
02/29/2000
3
HAYAMA, MASAAKI
Exec Dt:
02/29/2000
4
KAWAMOTO, EIJI
Exec Dt:
02/29/2000
5
YAGI, YUJI
Exec Dt:
02/29/2000
Assignee
1
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
KADOMA-SHI
1006, OAZA KADOMA
OSAKA, JAPAN 571
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6514364
US20020056509
09459778
Correspondence name and address
RATNER & PRESTIA
LAWRENCE E. ASHERY
SUITE 301, ONE WESTLAKES, BERWYN
VALLEY FORGE, PA 19482-0980
Assignment: 4
Reel/Frame:010934/0255   Pages: 3
Recorded: 07/20/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMOTO, EIJI
Exec Dt:
07/04/2000
2
MIURA, KAZUHIRO
Exec Dt:
07/04/2000
3
HAYAMA, MASAAKI
Exec Dt:
07/04/2000
4
TAKASE, YOSHIHISA
Exec Dt:
07/04/2000
Assignee
1
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, OAZA KADOMA
KADOMA-SHI, OSAKA 571-8501, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6347584
NONE
09589346
Correspondence name and address
PARKHURST & WENDEL, L.L.P.
ROGER W. PARKHURST
SUITE 210
1421 PRINCE STREET
ALEXANDRIA, VA 22314-2805
Assignment: 5
Reel/Frame:011215/0352   Pages: 3
Recorded: 09/25/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAYAMA, MASAAKI
Exec Dt:
09/21/2000
2
MOURI, NOBORU
Exec Dt:
09/21/2000
3
MATSUNAGA, HAYAMI
Exec Dt:
09/21/2000
4
MIZUNO, MASAYUKI
Exec Dt:
09/21/2000
5
KAWAMOTO, EIJI
Exec Dt:
09/21/2000
6
YAGI, YUJI
Exec Dt:
09/21/2000
Assignee
1
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
KADOMA-SHI
1006, OAZA KADOMA
OSAKA, 571-8501, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6374733
NONE
09601776
Correspondence name and address
MCDERMOTT, WILL & EMERY
MICHAEL E. FOGARTY
600 13TH STRETE, N.W.
WASHINGTON, D.C. 20005
Assignment: 6
Reel/Frame:011782/0559   Pages: 3
Recorded: 05/07/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMOTO, EIJI
Exec Dt:
04/25/2001
2
YAMANE, SHIGERU
Exec Dt:
04/25/2001
3
TAKENAKA, TOSHIAKI
Exec Dt:
04/25/2001
Assignee
1
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, OAZA KADOMA, KADOMA-SHI
OSAKA 571-8501, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6523258
US20010025415
09799812
Correspondence name and address
MCDERMOTT, WILL & EMERY
MICHAEL E. FOGARTY
600 13TH STREET, N.W.
WASHINGTON, DC 20005
Assignment: 7
Reel/Frame:012855/0587   Pages: 3
Recorded: 03/04/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMOTO, EIJI
Exec Dt:
02/27/2002
2
YAMANE, SHIGERU
Exec Dt:
02/27/2002
3
TAKENAKA, TOSHIAKI
Exec Dt:
02/27/2002
4
NISHII, TOSHIHIRO
Exec Dt:
02/27/2002
Assignee
1
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, OAZA KADOMA, KADOMA-SHI
OSAKA 571-8501, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6890449
US20020170876
10048927
Correspondence name and address
PARKHURST & WENDEL, L.L.P.
CHARLES A. WENDEL
1421 PRINCE STREET
SUITE 210
ALEXANDRIA, VA 22314-2805
Assignment: 8
Reel/Frame:013384/0875   Pages: 5
Recorded: 10/15/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMANE, SHIGERU
Exec Dt:
09/30/2002
2
KAWAMOTO, EIJI
Exec Dt:
09/30/2002
3
KOMODA, HIDEAKI
Exec Dt:
09/30/2002
4
SUZUKI, TAKESHI
Exec Dt:
09/30/2002
5
NISHII, TOSHIHIRO
Exec Dt:
09/30/2002
6
NAKAMURA, SHINJI
Exec Dt:
09/30/2002
Assignee
1
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, OAZA KADOMA, KADOMA-SHI
OSAKA, JAPAN 571-
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6833042
US20030091787
10149667
Correspondence name and address
RATNERPRESTIA
LAWRENCE E. ASHERY
STE. 301, ONE WESTLAKES, BERWYN
PO BOX 980
VALLEY FORGE, PA 19482-0980
Assignment: 9
Reel/Frame:015473/0713   Pages: 3
Recorded: 12/17/2004
Attorney Dkt #:1618
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMOTO, EIJI
Exec Dt:
05/12/2004
2
HAYAMA, MASAAKI
Exec Dt:
05/12/2004
3
KATSUMATA, MASAAKI
Exec Dt:
05/12/2004
4
YABE, HIROKI
Exec Dt:
05/12/2004
5
YASUHO, TAKEO
Exec Dt:
05/12/2004
Assignee
1
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, OAZA KADOMA
KADOMA-SHI 571-8501, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7382628
US20050051358
10499036
Correspondence name and address
PARKHURST & WENDEL, L.L.P.
ROGER W. PARKHURST
1421 PRINCE STREET, STE. 210
ALEXANDRIA, VA 22314-2805
Assignment: 10
Reel/Frame:015814/0613   Pages: 3
Recorded: 07/01/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAWAMOTO, EIJI
Exec Dt:
05/28/2004
2
HAYAMA, MASAAKI
Exec Dt:
05/28/2004
3
KATSUMATA, MASAAKI
Exec Dt:
05/28/2004
4
YABE, HIROKI
Exec Dt:
05/28/2004
Assignee
1
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006 OAZA KADOMA
KADOMA-SHI
OSAKA 571-8501, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6998532
US20050013082
10500539
Correspondence name and address
RATNERPRESTIA
LAWRENCE E. ASHERY
SUITE 301, ONE WESTLAKES
BERWYN, P.O. BOX 980
VALLEY FORGE, PA 19482-0980
Assignment: 11
Reel/Frame:017995/0918   Pages: 4
Recorded: 07/26/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HONJO, KAZUHIKO
Exec Dt:
04/28/2006
2
MORI, TOSHIHIKO
Exec Dt:
04/28/2006
3
KAWAMOTO, EIJI
Exec Dt:
04/25/2006
4
KIMURA, JUNICHI
Exec Dt:
04/25/2006
5
KITAGAWA, MOTOYOSHI
Exec Dt:
04/25/2006
Assignee
1
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, OAZA KADOMA, KADOMA-SHI,
OSAKA, JAPAN 571-8501
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7694415
US20060260122
11434763
Correspondence name and address
KENJI KAMATA
1130 CONNECTICUT AVE., N.W., SUITE1100
PANASONIC PATENT CENTER
WASHINGTON, DC 20036
Assignment: 12
Reel/Frame:017995/0934   Pages: 4
Recorded: 07/26/2006
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIMURA, JUNICHI
Exec Dt:
04/27/2006
2
HONJO, KAZUHIKO
Exec Dt:
04/28/2006
3
KAWAMOTO, EIJI
Exec Dt:
04/28/2006
4
HARADA, SHINJI
Exec Dt:
04/28/2006
5
KITAGAWA, MOTOYOSHI
Exec Dt:
04/27/2006
Assignee
1
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006, OAZA KADOMA, KADOMA-SHI,
OSAKA, JAPAN 571-8501
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7532485
US20060261472
11435716
Correspondence name and address
KENJI KAMATA
1130 CONNECTICUT AVE., N.W., SUITE1100
PANASONIC PATENT CENTER
WASHINGTON, DC 20036
Assignment: 13
Reel/Frame:021151/0410   Pages: 4
Recorded: 06/25/2008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAOKA, TATSUO
Exec Dt:
03/27/2008
2
SUGAYA, YASUHIRO
Exec Dt:
03/27/2008
3
KAWAMOTO, EIJI
Exec Dt:
03/27/2008
4
HONJO, KAZUHIKO
Exec Dt:
03/27/2008
5
ASAHI, TOSHIYUKI
Exec Dt:
03/27/2008
6
SASAKI, CHIE
Exec Dt:
03/27/2008
7
SUZUKI, HIROAKI
Exec Dt:
03/27/2008
Assignee
1
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
1006 OAZA KADOMA, KADOMA-SHI
OSAKA, JAPAN 571-8501
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7968800
US20100155119
12089124
Correspondence name and address
KENJI KAMATA
1130 CONNECTICUT AVE., N.W., SUITE 1100
PANASONIC PATENT CENTER
WASHINGTON, DC 20036
Assignment: 14
Reel/Frame:026652/0285   Pages: 2
Recorded: 07/26/2011
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAJI, TORU
Exec Dt:
06/24/2010
2
KAWAKITA, KOJI
Exec Dt:
06/24/2010
3
KAWAMOTO, EIJI
Exec Dt:
06/24/2010
Assignee
1
PANASONIC CORPORATION
1006 OAZA KADOMA, KADOMA-SHI
OSAKA, JAPAN 571-8501
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8334737
US20110012695
12836867
Correspondence name and address
YOSHINOBU IDOGAWA
1130 CONNECTICUT AVE., N.W., SUITE 1100
PANASONIC PATENT CENTER
WASHINGTON, DC 20036
Assignment: 15
Reel/Frame:025687/0933   Pages: 4
Recorded: 01/25/2011
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAJI, TORU
Exec Dt:
10/01/2010
2
KORECHIKA, TETSUHIRO
Exec Dt:
10/01/2010
3
KAWAKITA, KOJI
Exec Dt:
10/01/2010
4
KAWAMOTO, EIJI
Exec Dt:
10/01/2010
5
FURUKAWA, MITSUHIRO
Exec Dt:
10/01/2010
6
MURAKAMI, KOZO
Exec Dt:
10/01/2010
Assignee
1
PANASONIC CORPORATION
1006 OAZA KADOMA, KADOMA-SHI
OSAKA, JAPAN 571-8501
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8471433
US20110084573
12903326
Correspondence name and address
YOSHINOBU IDOGAWA
1130 CONNECTICUT AVE., N.W., SUITE 1100
PANASONIC PATENT CENTER
WASHINGTON, DC 20036
Assignment: 16
Reel/Frame:025934/0740   Pages: 3
Recorded: 03/10/2011
Attorney Dkt #:ST3001-0282
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YATSUDA, YASUSHI
Exec Dt:
02/23/2011
2
NAKATA, YOSHIHIRO
Exec Dt:
02/25/2011
3
KAWAMOTO, EIJI
Exec Dt:
03/04/2011
Assignee
1
STANLEY ELECTRIC CO., LTD.
2-9-13 NAKAMEGURO, MEGURO-KU
TOKYO, JAPAN 153-8636
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8382352
US20110170306
13006646
Correspondence name and address
KENEALY VAIDYA LLP
515 EAST BRADDOCK RD SUITE B
ALEXANDRIA, VA 22314
Assignment: 17
Reel/Frame:027158/0117   Pages: 2
Recorded: 11/02/2011
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAJI, TORU
Exec Dt:
09/22/2011
2
FURUKAWA, MITSUHIRO
Exec Dt:
09/22/2011
3
KAWAKITA, KOJI
Exec Dt:
09/22/2011
4
KAWAMOTO, EIJI
Exec Dt:
09/22/2011
Assignee
1
PANASONIC CORPORATION
1006 OAZA KADOMA, KADOMA-SHI
OSAKA, JAPAN 571-8501
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8564171
US20120086309
13248148
Correspondence name and address
PANASONIC PATENT CENTER
1130 CONNECTICUT AVE., N.W., SUITE 1100
WASHINGTON, DC 20036
Assignment: 18
Reel/Frame:036061/0942   Pages: 3
Recorded: 07/10/2015
Attorney Dkt #:110229-0102
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WATANABE, EIJI
Exec Dt:
06/09/2015
2
KAWAMOTO, EIJI
Exec Dt:
06/05/2015
Assignee
1
TERUMO KABUSHIKI KAISHA
44-1, HATAGAYA 2-CHOME
SHIBUYA-KU, TOKYO, JAPAN 1510072
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9962491
US20150352286
14430515
Correspondence name and address
FOLEY & LARDNER, LLP
3000 K STREET N.W.
SUITE 600
WASHINGTON, DC 20007-5109
Assignment: 19
Reel/Frame:043701/0803   Pages: 3
Recorded: 09/26/2017
Attorney Dkt #:091486-0293
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
KAWAMOTO, EIJI
Exec Dt:
09/26/2017
Assignee
1
TERUMO KABUSHIKI KAISHA
44-1, HATAGAYA 2-CHOME
SHIBUYA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20180015231
15715618
Correspondence name and address
MICHAEL D. KAMINSKI
FOLEY & LARDNER LLP
3000 K STREET, N.W., SUITE 600
WASHINGTON, DC 20007
Assignment: 20
Reel/Frame:055096/0222   Pages: 3
Recorded: 02/01/2021
Attorney Dkt #:1027550-002018
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MAEKAWA, MINAMI
Exec Dt:
01/21/2021
2
IWASE, YOICHIRO
Exec Dt:
01/19/2021
3
KAWAMOTO, EIJI
Exec Dt:
01/29/2021
4
NAKAJIMA, KENTARO
Exec Dt:
12/25/2020
Assignee
1
TERUMO KABUSHIKI KAISHA
44-1, HATAGAYA 2-CHOME
SHIBUYA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11813440
US20200206434
16815794
Correspondence name and address
BUCHANAN INGERSOLL & ROONEY PC
1737 KING STREET
SUITE 500
ALEXANDRIA, VA 22314
Assignment: 21
Reel/Frame:060648/0209   Pages: 2
Recorded: 07/27/2022
Attorney Dkt #:P1028428US01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARIMURA, KOJI
Exec Dt:
01/05/2022
2
KAWAMOTO, EIJI
Exec Dt:
01/05/2022
3
HAMAGUCHI, SHIMPEI
Exec Dt:
01/05/2022
4
MORITA, HIDEO
Exec Dt:
01/04/2022
Assignee
1
PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
1-61, SHIROMI 2-CHOME, CHUO-KU, OSAKA-SHI
OSAKA, JAPAN 540-6207
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230344258
17754557
Correspondence name and address
PASONA KNOWLEDGE PARTNER INC.
8F OBP PANASONIC TOWER
1-61, SHIROMI 2-CHOME, CHUO-KU
OSAKA, 540-6208 JAPAN

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