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Patent Assignment Assignor Details
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Assignor Name : KADOWAKI, MASAMI
Total Assignments: 19
Assignment: 1
Reel/Frame:007318/0222   Pages: 3
Recorded: 02/06/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANEKO, MASAHARU
Exec Dt:
12/07/1993
2
KADOWAKI, MASAMI
Exec Dt:
12/07/1993
Assignee
1
MITSUBISHI KASEI CORPORATION
5-2, MARUNOUCHI 2-CHOME
CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5453217
NONE
08168162
Correspondence name and address
NORMAN F. OBLON
OBLON, SPIVAK, MCCLELLAND ET AL
1755 JEFFERSON DAVIS HIGHWAY
FOURTH FLOOR
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:008555/0215   Pages: 2
Recorded: 04/18/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANEKO, MASAHARU
Exec Dt:
04/14/1997
2
YONEYAMA, TOMIO
Exec Dt:
04/14/1997
3
KADOWAKI, MASAMI
Exec Dt:
04/14/1997
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO 100, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5789556
NONE
08836065
Correspondence name and address
SUGHRUE, MION, ZINN, MACPEAK & SEAS
WADDELL A. BIGGART
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, D.C. 20037-3202
Assignment: 3
Reel/Frame:008544/0580   Pages: 2
Recorded: 05/06/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHIMIZU, TAKAAKI
Exec Dt:
04/17/1997
2
KANEKO, TATSUSHI
Exec Dt:
04/17/1997
3
KANEKO, MASAHARU
Exec Dt:
04/17/1997
4
KADOWAKI, MASAMI
Exec Dt:
04/17/1997
Assignees
1
SHIN-ETSU CHEMICAL CO., LTD.
6-1, OHTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
2
MITSUBISHI CHEMICAL CORPORATION
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5755995
NONE
08851654
Correspondence name and address
MCAULAY FISHER NISSEN GOLDBERG ET AL
JULES E. GOLDBERG
261 MADISON AVENUE
NEW YORK, NY 10016-2391
Assignment: 4
Reel/Frame:008664/0137   Pages: 2
Recorded: 07/10/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANEKO, MASAHARU
Exec Dt:
07/02/1997
2
KADOWAKI, MASAMI
Exec Dt:
07/02/1997
3
SATO, HIDEKI
Exec Dt:
07/02/1997
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
5-2, MARUNOCHI 2-CHOME
CHIYODA-KU, TOKYO 100, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6033598
NONE
08875524
Correspondence name and address
SUGHRUE, MION, ZINN, MACPEAK & SEAS
PETER D. OLEXY, P.C.
2100 PENNSYLVANIA AVENUE, N.W.
SUITE 800
WASHINGTON, D.C. 20037-3202
Assignment: 5
Reel/Frame:008844/0848   Pages: 3
Recorded: 10/08/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANEKO, MASAHARU
Exec Dt:
09/24/1997
2
KADOWAKI, MASAMI
Exec Dt:
09/22/1997
3
SATO, HIDEKI
Exec Dt:
09/24/1997
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO 100, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5866033
NONE
08946859
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER ET AL
NORMAN F. OBLON
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 6
Reel/Frame:017793/0597   Pages: 3
Recorded: 04/14/2006
Attorney Dkt #:289732US0CONT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YONEYAMA, TOMIO
Exec Dt:
02/03/2006
2
HASEGAWA, RYUICHI
Exec Dt:
02/07/2006
3
SANO, HIDEO
Exec Dt:
01/30/2006
4
OIZUMI, JUNICHI
Exec Dt:
02/07/2006
5
NISHIMURA, MASAAKI
Exec Dt:
02/06/2006
6
KADOWAKI, MASAMI
Exec Dt:
02/08/2006
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
33-8, SHIBA 5-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7527862
US20060182902
11403982
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:018008/0364   Pages: 3
Recorded: 06/19/2006
Attorney Dkt #:292119
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HASEGAWA, RYUICHI
Exec Dt:
05/17/2006
2
OIZUMI, JUNICHI
Exec Dt:
05/17/2006
3
KADOWAKI, MASAMI
Exec Dt:
05/17/2006
4
YONEYAMA, TOMIO
Exec Dt:
05/17/2006
5
SANO, HIDEO
Exec Dt:
05/17/2006
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
33-8, SHIBA 5-CHOME
MINATO-KU
TOKYO 108-0014, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060230551
11454929
Correspondence name and address
C. IRVIN MCCLELLAND
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 8
Reel/Frame:019449/0074   Pages: 4
Recorded: 06/19/2007
Attorney Dkt #:310533US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SANO, HIDEO
Exec Dt:
03/22/2007
2
KADOWAKI, MASAMI
Exec Dt:
03/23/2007
3
HASEGAWA, RYUICHI
Exec Dt:
03/23/2007
4
SHIMIZU, WATARU
Exec Dt:
03/22/2007
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME
MINATO-KU, TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7960521
US20090267031
11721986
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:019922/0268   Pages: 5
Recorded: 10/04/2007
Attorney Dkt #:315034US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SANO, HIDEO
Exec Dt:
05/22/2007
2
YONEYAMA, TOMIO
Exec Dt:
05/23/2007
3
NISHIMURA, MASAAKI
Exec Dt:
05/22/2007
4
SHIMIZU, WATARU
Exec Dt:
05/23/2007
5
HASEGAWA, RYUICHI
Exec Dt:
05/22/2007
6
KADOWAKI, MASAMI
Exec Dt:
05/22/2007
7
OIZUMI, JUNICHI
Exec Dt:
05/23/2007
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090275742
11910687
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 10
Reel/Frame:019518/0828   Pages: 4
Recorded: 07/05/2007
Attorney Dkt #:310334US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SANO, HIDEO
Exec Dt:
05/24/2007
2
KADOWAKI, MASAMI
Exec Dt:
05/25/2007
3
HASEGAWA, RYUICHI
Exec Dt:
05/25/2007
4
YONEYAMA, TOMIO
Exec Dt:
05/28/2007
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 1080014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070287830
11722924
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 11
Reel/Frame:019801/0129   Pages: 3
Recorded: 09/10/2007
Attorney Dkt #:313457US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SANO, HIDEO
Exec Dt:
07/06/2007
2
KADOWAKI, MASAMI
Exec Dt:
07/06/2007
3
HASEGAWA, RYUICHI
Exec Dt:
07/06/2007
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME,
MINATO-KU, TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090027774
11908131
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:019988/0534   Pages: 3
Recorded: 10/19/2007
Attorney Dkt #:314801US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KADOWAKI, MASAMI
Exec Dt:
09/28/2007
2
YONEYAMA, TOMIO
Exec Dt:
09/28/2007
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080252824
11910043
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 13
Reel/Frame:020888/0316   Pages: 4
Recorded: 05/01/2008
Attorney Dkt #:316138US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HASEGAWA, RYUICHI
Exec Dt:
10/17/2007
2
NISHIMURA, MASAAKI
Exec Dt:
10/17/2007
3
YONEYAMA, TOMIO
Exec Dt:
10/17/2007
4
SANO, HIDEO
Exec Dt:
10/17/2007
5
SHIMIZU, WATARU
Exec Dt:
10/17/2007
6
KADOWAKI, MASAMI
Exec Dt:
10/17/2007
7
SUGIYAMA, KIYOSHI
Exec Dt:
10/22/2007
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090040609
11912190
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 14
Reel/Frame:020338/0629   Pages: 4
Recorded: 01/09/2008
Attorney Dkt #:320313US0PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HASEGAWA, RYUICHI
Exec Dt:
10/19/2007
2
SANO, HIDEO
Exec Dt:
10/19/2007
3
OIZUMI, JUNICHI
Exec Dt:
10/19/2007
4
KADOWAKI, MASAMI
Exec Dt:
10/19/2007
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090166583
11995124
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 15
Reel/Frame:024010/0987   Pages: 3
Recorded: 03/02/2010
Attorney Dkt #:354486US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOSHIMITSU, ERIKO
Exec Dt:
01/18/2010
2
HIROTA, TAKAO
Exec Dt:
01/18/2010
3
KADOWAKI, MASAMI
Exec Dt:
01/15/2010
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100243970
12674170
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 16
Reel/Frame:029322/0040   Pages: 3
Recorded: 11/19/2012
Attorney Dkt #:404417US99CONT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHIDA, MIO
Exec Dt:
11/06/2012
2
SHIGA, YASUSHI
Exec Dt:
11/06/2012
3
TAKEDA, UTAKO
Exec Dt:
11/06/2012
4
KADOWAKI, MASAMI
Exec Dt:
11/06/2012
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 105-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8999050
US20130241815
13608569
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 17
Reel/Frame:031382/0162   Pages: 3
Recorded: 10/10/2013
Attorney Dkt #:422704US99CONT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KADOWAKI, MASAMI
Exec Dt:
09/11/2013
2
KIDA, NORIYUKI
Exec Dt:
09/11/2013
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9328289
US20140028965
14042051
Correspondence name and address
OBLON SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 18
Reel/Frame:035288/0852   Pages: 3
Recorded: 03/30/2015
Attorney Dkt #:451674US99CONT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIDA, NORIYUKI
Exec Dt:
03/09/2015
2
KADOWAKI, MASAMI
Exec Dt:
03/09/2015
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1 MARUNOUCHI 1-CHOME,
CHIYODA-KU, TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150205149
14671476
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 19
Reel/Frame:062424/0078   Pages: 10
Recorded: 01/19/2023
Attorney Dkt #:546619US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKESHITA, KEI
Exec Dt:
12/12/2022
2
SHIGA, YASUSHI
Exec Dt:
12/12/2022
3
AKIYAMA, SEIJI
Exec Dt:
01/17/2023
4
KADOWAKI, MASAMI
Exec Dt:
12/12/2022
5
OSAWA, TERUTSUNE
Exec Dt:
01/11/2023
6
OIZUMI, JUNICHI
Exec Dt:
12/09/2022
7
TAKAMI, YOSHIE
Exec Dt:
01/11/2023
8
KOJIMA, SOUYA
Exec Dt:
12/21/2022
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
1-1, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8251
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230151275
18156670
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314

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