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Patent Assignment Assignor Details
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Assignor Name : ARITA, YOJI
Total Assignments: 12
Assignment: 1
Reel/Frame:004177/0320   Pages: 2
Recorded: 10/12/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ARITA, YOJI
Exec Dt:
09/25/1981
Assignee
1
MITSUBISHI KEIKINZOKU KOGYO KABUSHIKI KAISHA
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO-TO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4425200
NONE
06309066
Correspondence name and address
OBLON, FISHER, SPIVAK, MC CLELLAND
& MAIER, CRYSTAL SQ. 5, STE. 400
1755 S. JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:004203/0155   Pages: 2
Recorded: 12/19/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ARITA, YOJI
Exec Dt:
11/02/1981
2
SEO, YUZO
Exec Dt:
11/02/1981
Assignee
1
MITSUBISHI KEIKINZOKU KOGYO KABUSHIKI KAISHA, 5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO-TO, JAPAN,
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4437950
NONE
06321781
Correspondence name and address
OBLON, FISHER, SPIVAK, MC CLELLAND
& MAIER
CRYSTAL SQUARE FIVE-SUITE 400
1755 S. JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 3
Reel/Frame:004199/0408   Pages: 2
Recorded: 12/02/1983
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ARITA, YOJI
Exec Dt:
04/05/1982
2
SEO, YUZO
Exec Dt:
04/05/1982
Assignee
1
MITSUBISHI KEIKINZOKU KOGYO KABUSHIKI KAISHA, 5-2, MARUNOUCHI 2-CHOME CHIYODA-KU, TOKYO-TO, JAPAN
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4431492
NONE
06370142
Correspondence name and address
OBLON, FISHER, SPIVAK, MC CLELLAND &
MAIER, CRYSTAL SQUARE FIVE - STE. 400
1755 SO. JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 4
Reel/Frame:004918/0501   Pages: 2
Recorded: 07/18/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ARITA, YOJI
Exec Dt:
04/21/1986
Assignees
1
MITSUBISHI CHEMICAL INDUSTRIES LIMITED, 5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO, JAPAN
2
MITSUBISHI STEEL MFG CO., LTD., 6-2, OHTEMACHI 2-CHOME, CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4812692
NONE
07149923
Correspondence name and address
OBLON, FISHER, SPIVAK, MC CLELLAND
& MAIER
CRYSTAL SQUARE FIVE, STE. 400
1755 S. JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 5
Reel/Frame:005043/0611   Pages: 1
Recorded: 04/10/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ARITA, YOJI
Exec Dt:
03/03/1989
Assignee
1
MITSUBISHI KASEI CORPORATION
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4964968
NONE
07321210
Correspondence name and address
RUSSELL, GEORGES, BRENEMAN, HELLWEGE
AND YEE
8605 SECOND AVENUE
SILVER SPRING, MD 20910
Assignment: 6
Reel/Frame:005142/0305   Pages: 1
Recorded: 09/25/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ARITA, YOJI
Exec Dt:
04/28/1989
Assignee
1
MITSUBISHI KASEI CORPORATION, 5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO, JAPAN
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4945330
NONE
07329321
Correspondence name and address
RUSSELL, GEORGES, BRENEMAN,
HELLWEGE & YEE
8605 SECOND AVE.
SILVER SPRING, MD 20910
Assignment: 7
Reel/Frame:005404/0942   Pages: 2
Recorded: 08/15/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
ARITA, YOJI
Exec Dt:
07/12/1990
Assignee
1
MITSUBISHI KASEI CORPORATION
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4994702
NONE
07554892
Correspondence name and address
STEPHEN F. K. YEE
8605 SECOND AVENUE
SILVER SPRING, MD 20910
Assignment: 8
Reel/Frame:007868/0488   Pages: 4
Recorded: 03/27/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARITA, YOJI
Exec Dt:
01/25/1996
2
SEO, YUZO
Exec Dt:
01/25/1996
3
KURIYAMA, TOSHIHIKO
Exec Dt:
01/25/1996
4
YOSHIYAMA, RYUICHI
Exec Dt:
01/25/1996
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5981902
NONE
08572333
Correspondence name and address
DIKE, BRONSTEIN, ROBERTS & CUSHMAN
DAVID G. CONLIN, ESQ.
130 WATER STREET
BOSTON, MASSACHUSETTS 02109
Assignment: 9
Reel/Frame:008381/0606   Pages: 3
Recorded: 03/07/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARITA, YOJI
Exec Dt:
03/04/1997
2
MOCHIDA, MITSUNORI
Exec Dt:
03/04/1997
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
5-2, MARUNOUCHI 2-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5976714
NONE
08734848
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, ET AL.
HARRIS A. PITLICK
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 10
Reel/Frame:012164/0100   Pages: 3
Recorded: 09/13/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARITA, YOJI
Exec Dt:
08/21/2001
2
IKEDA, HIROYUKI
Exec Dt:
08/21/2001
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO 100-0005, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6781779
US20020027732
09854679
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER ET AL
MARVIN J. SPIVAK
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 11
Reel/Frame:019849/0198   Pages: 4
Recorded: 09/19/2007
Attorney Dkt #:300974US40PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARITA, YOJI
Exec Dt:
03/06/2007
2
SEKI, YOSHINORI
Exec Dt:
03/06/2007
3
TAHARA, TAKESHI
Exec Dt:
03/06/2007
4
SATO, YUZURU
Exec Dt:
03/06/2007
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8133319
US20100139551
11631394
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:027471/0472   Pages: 3
Recorded: 01/03/2012
Attorney Dkt #:390137US99CONT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARITA, YOJI
Exec Dt:
11/02/2011
2
YONEDA, TAKASHI
Exec Dt:
11/02/2011
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
14-1, SHIBA 4-CHOME, MINATO-KU
TOKYO, JAPAN 108-0014
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9567227
US20120100058
13342524
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314

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