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Patent Assignment Assignor Details
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Assignor Name : ARITOMI, MITSUTOSHI
Total Assignments: 22
Assignment: 1
Reel/Frame:004345/0613   Pages: 2
Recorded: 12/26/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HOKAMURA, SADAKAZU
Exec Dt:
10/21/1983
2
SHINOHARA, TOSHIO
Exec Dt:
10/21/1983
3
NOMURA, RYOICHI
Exec Dt:
10/21/1983
4
ARITOMI, MITSUTOSHI
Exec Dt:
10/21/1983
5
YOSHIDA, YUJI
Exec Dt:
10/21/1983
Assignees
1
DAI NIPPON TORYO CO., LTD.
6-1-124, NISHIKUJO, KONOHANA-KU
OSAKA, JAPAN
2
MITSUBISHI YUKA FINE CHEMICALS CO., LTD.
11-41, AKASAKA 1-CHOME, MINATO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4505954
NONE
06559371
Correspondence name and address
OBLON, FISHER, SPIVAK,
MCCLELLAND & MAIER
CRYSTAL SQUARE FIVE - STE. 400
1755 SOUTH JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:004362/0537   Pages: 2
Recorded: 02/19/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HOKAMURA, SADAKAZU
Exec Dt:
10/21/1983
2
YAMADA, SEIJI
Exec Dt:
10/21/1983
3
ARITOMI, MITSUTOSHI
Exec Dt:
10/21/1983
4
YOSHIDA, YUJI
Exec Dt:
10/21/1983
Assignees
1
DAI NIPPON TORYO CO., LTD.
6-1-124 NISHIKUJO, KONOHANA-KU
OSAKA, JAPAN
2
MITSUBISI YUKA FINE CHEMICALS CO., LTD.
11-41, AKASAKA 1-CHOME, MINATO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4514445
NONE
06549735
Correspondence name and address
OBLON, FISHER, SPIVAK, MC CLELLAND &
MAIER
STE. 400, 1755 S. JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 3
Reel/Frame:004349/0234   Pages: 2
Recorded: 01/15/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HOKAMURA, SADAKAZU
Exec Dt:
11/06/1984
2
SHINOHARA, TOSHIO
Exec Dt:
11/06/1984
3
ARITOMI, MITSUTOSHI
Exec Dt:
11/06/1984
4
YOSHIDA, YUJI
Exec Dt:
11/06/1984
Assignees
1
DAI NIPPON TORYO CO., LTD.
6-1-124 NISHIKUJO KONOHANA-KU
OSAKA, JAPAN
2
MITSUBISHI YUKA FINE CHEMICALS CO., LTD.
11-41 AKASAKA 1-CHOME, MINATO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4508767
NONE
06556328
Correspondence name and address
OBLON, FISHER, SPIVAK, MCCLELLAND
& MAIER, CRYSTAL SQUARE FIVE, STE. 400
1755 SOUTH JEFF. DAVIS HWY.,
ARLINGTON, VA 22202
Assignment: 4
Reel/Frame:004566/0116   Pages: 2
Recorded: 06/26/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ARITOMI, MITSUTOSHI
Exec Dt:
03/26/1985
2
TERAUCHI, MAKOTO
Exec Dt:
03/26/1985
Assignee
1
MITSUBISHI PETROCHEMICAL CO., LTD.
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4621134
NONE
06720688
Correspondence name and address
OBLON, FISHER, SPIVAK, MC CLELLAND &
MAIER, CRYSTAL SQUARE FIVE - STE. 400
1755 SOUTH JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 5
Reel/Frame:004633/0766   Pages: 2
Recorded: 11/18/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ARITOMI, MITSUTOSHI
Exec Dt:
01/08/1986
2
FUJIWARA, EISUKE
Exec Dt:
01/08/1986
Assignee
1
AGENCY OF INDUSTRIAL SCIENCE AND TECHNOLOGY
3-1, KASUMIGASEKI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4654178
NONE
06818744
Correspondence name and address
OBLON, FISHER, SPIVAK,
MC CLELLAND & MAIER
CRYSTAL SQ. 5 - STE. 400
1755 S. JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 6
Reel/Frame:004920/0178   Pages: 2
Recorded: 07/22/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ARITOMI, MITSUTOSHI
Exec Dt:
07/04/1986
2
TERAUCHI, MAKOTO
Exec Dt:
07/04/1986
Assignee
1
MITSUBISHI PETROCHEMICAL CO., LTD., NO. 5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4783522
NONE
06884603
Correspondence name and address
OBLON, FISHER, SPIVAK,
MC CLELLAND & MAIER
CRYSTAL SQUARE FIVE-SUITE 400
1755 SOUTH JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 7
Reel/Frame:004768/0770   Pages: 2
Recorded: 10/19/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ARITOMI, MITSUTOSHI
Exec Dt:
07/07/1986
2
TERAUCHI, MAKOTO
Exec Dt:
07/07/1986
Assignee
1
MITSUBISHI PETROCHEMICAL CO., LTD.
NO. 5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4724257
NONE
06885449
Correspondence name and address
OBLON, FISHER, SPIVAK,
MC CLELLAND & MAIER
CRYSTAL SQUARE FIVE - STE. 400
1755 SO JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 8
Reel/Frame:004808/0905   Pages: 2
Recorded: 12/18/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
INOUE, TAKAO
Exec Dt:
09/03/1986
2
SAKAIRI, TADASHI
Exec Dt:
09/03/1986
3
ARITOMI, MITSUTOSHI
Exec Dt:
09/04/1986
4
TAKEYAMA, TADAO
Exec Dt:
09/04/1986
5
MATSUO, TAKAHIRO
Exec Dt:
09/03/1986
Assignees
1
MITSUBISHI PETROCHEMICAL CO., LTD., 5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU, TOKYO, JAPAN
JAPAN
2
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD., 1006, OAZA-KADOMA, KADOMA-SHI, OSAKA, JAPAN
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4734477
NONE
06886167
Correspondence name and address
OBLON, FISHER, SPIVAK,
MC CLELLAND & MAIER
CRYSTAL SQUARE FIVE - STE. 400
1755 SOUTH JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 9
Reel/Frame:005254/0142   Pages: 2
Recorded: 02/21/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TAKEYAMA, TADAO
Exec Dt:
04/17/1987
2
ARITOMI, MITSUTOSHI
Exec Dt:
04/17/1987
Assignee
1
MITSUBISHI PETROCHEMICAL COMPANY LIMITED
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO-TO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4923942
NONE
07251999
Correspondence name and address
OBLON, FISHER, SPIVAK,
MC CLELLAND AND MAIER
CRYSTAL SQUARE 5 - SUITE 400
1755 SOUTH JEFFERSON DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 10
Reel/Frame:005483/0464   Pages: 3
Recorded: 10/29/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TERAUCHI, MAKOTO
Exec Dt:
05/26/1988
2
IKEDA, CHIKAKO
Exec Dt:
05/26/1988
3
ARITOMI, MITSUTOSHI
Exec Dt:
05/26/1988
Assignee
1
MITSUBISHI PETROCHEMICAL CO., LTD.
5-2, MARNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5004800
NONE
07204278
Correspondence name and address
OBLON, FISHER, SPIVAK, MCCLELLAND
AND MAIER
CRYSTAL SQUARE FIVE-SUITE 400
1755 S JEFFERSON DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 11
Reel/Frame:006072/0843   Pages: 3
Recorded: 04/08/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
OHMURA, HARUO
Exec Dt:
02/12/1991
2
ARITOMI, MITSUTOSHI
Exec Dt:
02/12/1991
Assignee
1
MITSUBISHI PETROCHEMICAL CO., LTD.
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5128421
NONE
07660954
Correspondence name and address
C. IRVIN MCCLELLAND
OBLON, SPIVAK, MCCLELLAND, MAIER &
NUESTADT, P.C.
1755 JEFERSON DAVIS HWY., 4TH FLOOR
ARLINGTON, VA 22202
Assignment: 12
Reel/Frame:006115/0916   Pages: 3
Recorded: 03/11/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TSUKAHARA, TORU
Exec Dt:
03/18/1991
2
ARITOMI, MITSUTOSHI
Exec Dt:
03/18/1991
Assignee
1
MITSUBISHI PETROCHEMICAL CO., LTD.
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5120800
NONE
07681057
Correspondence name and address
OBLON, FISHER, SPIVAK, ET AL
ROBERT F. GNUSE
1755 JEFFERSON DAVIS HIGHWAY
CRYSTAL SQUARE FIVE, SUITE 400
ARLINGTON, VA. 22202
Assignment: 13
Reel/Frame:005716/0421   Pages: 2
Recorded: 05/17/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ARITOMI, MITSUTOSHI
Exec Dt:
05/08/1991
2
OHMURA, HARUO
Exec Dt:
05/08/1991
3
NAKANO, HIROSHI
Exec Dt:
05/08/1991
4
KIHIRA, MICHIHARU
Exec Dt:
05/08/1991
5
ARASHIRO, YUSUKE
Exec Dt:
05/08/1991
6
YAMADA, FUMIYOSHI
Exec Dt:
05/08/1991
7
MORI, SHINAKO
Exec Dt:
05/08/1991
8
IKEHATA, FUMIYO
Exec Dt:
05/08/1991
Assignee
1
MITSUBISHI PETROCHEMICAL CO., LTD.
5-2, MARUNUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5177156
NONE
07701910
Correspondence name and address
SUGHRUE, MION, ZINN, MACPEAK & SEAS
2100 PENNSYLVANIA AVE., N. W.,
WASHINGTON, DC 20037-3202
Assignment: 14
Reel/Frame:005790/0820   Pages: 2
Recorded: 07/18/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ARASHIRO, YUSUKE
Exec Dt:
07/03/1991
2
KIHIRA, MICHIHARU
Exec Dt:
07/03/1991
3
OHMURA, HARUO
Exec Dt:
07/03/1991
4
YAMADA, FUMIYOSHI
Exec Dt:
07/03/1991
5
ARITOMI, MITSUTOSHI
Exec Dt:
07/03/1991
6
NAKANO, HIROSHI
Exec Dt:
07/03/1991
7
YAMAUCHI, SHINICHI
Exec Dt:
07/03/1991
Assignee
1
MITSUBISHI PETROCHEMICAL CO., LTD.
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5244983
NONE
07732004
Correspondence name and address
SUGHRUE, MION, ZINN, MACPEAK & SEAS
2100 PENNSYLVANIA AVENUE, NW
WASHINGTON, DC 20037-3202
Assignment: 15
Reel/Frame:005844/0686   Pages: 2
Recorded: 09/19/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
OHMURA, HARUO
Exec Dt:
09/05/1991
2
ARITOMI, MITSUTOSHI
Exec Dt:
09/05/1991
3
KIHIRA, MICHIHARU
Exec Dt:
09/05/1991
4
NAKANO, HIROSHI
Exec Dt:
09/05/1991
Assignee
1
MITSUBISHI PETROCHEMICAL CO., LTD.
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5191030
NONE
07762112
Correspondence name and address
WADDELL A. BIGGART
SUGHRUE, MION, ZINN, MACPEAK & SEAS
2100 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20037-3202
Assignment: 16
Reel/Frame:005971/0877   Pages: 3
Recorded: 01/13/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TSUKAHARA, TORU
Exec Dt:
12/20/1991
2
ARITOMI, MITSUTOSHI
Exec Dt:
12/20/1991
3
ARASHIRO, YUSUKE
Exec Dt:
12/20/1991
4
YAMAUCHI, SHINICHI
Exec Dt:
12/20/1991
5
NISHIMURA, HIROMI
Exec Dt:
12/20/1991
Assignee
1
MITSUBISHI PETROCHEMICAL CO., LTD.
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5202409
NONE
07799967
Correspondence name and address
C. IRVIN MCCLELLAND
OBLON, SPIVAK, MCCLELLAND
MAIER & NEUSTADT
1755 JEFF. DAVIS HWY., 4TH FL
ARLINGTON, VA 22202
Assignment: 17
Reel/Frame:006238/0113   Pages: 3
Recorded: 08/24/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TOMITA, MASAYUKI
Exec Dt:
04/22/1992
2
UCHINO, HIDESHI
Exec Dt:
04/22/1992
3
SUGANO, TOSHIHIKO
Exec Dt:
04/22/1992
4
FUJITA, TAKASHI
Exec Dt:
04/22/1992
5
ARITOMI, MITSUTOSHI
Exec Dt:
04/22/1992
Assignee
1
MITSUBISHI PETROCHEMICAL COMPANY LIMITED
5-2, MARUNOUCHI 2-CHOME
CHIYODA-KU, TOKYO-TO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5444125
NONE
07876037
Correspondence name and address
OBLON, FISHER, SPIVAK, MCCLELLAND &
MAIER - MURRAY TILLMAN
1755 S. JEFF. DAVIS HWY., STE. 400
CRYSTAL SQ. 5
ARLINGTON, VA 22202
Assignment: 18
Reel/Frame:006128/0400   Pages: 3
Recorded: 05/15/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TSUKAHARA, TORU
Exec Dt:
05/06/1992
2
NISHIMURA, HIROMI
Exec Dt:
05/06/1992
3
ARITOMI, MITSUTOSHI
Exec Dt:
05/06/1992
4
ARASHIRO, YUSUKE
Exec Dt:
05/06/1992
5
YAMAUCHI, SHINICHI
Exec Dt:
05/06/1992
Assignee
1
MITSUBISHI PETROCHEMICAL CO., LTD.
5-2, MARUNOUCHI 2-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5266673
NONE
07883682
Correspondence name and address
OBLON, SPIVAK, MC CLELLAND, MAIER &
& NEUSTADT
1755 JEFF. DAVIS HWY., 4TH FL.
ARLINGTON, VA 22202
Assignment: 19
Reel/Frame:006676/0460   Pages: 3
Recorded: 09/02/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NIMURA, HITOSHI
Exec Dt:
04/20/1993
2
ARITOMI, MITSUTOSHI
Exec Dt:
04/20/1993
Assignee
1
MITSUBISHI PETROCHEMICAL COMPANY LIMITED
5-2, MARUNOUCHI 2-CHOME
CHIYODA-KU, TOKYO-TO, JAPAN
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5334664
NONE
08054094
Correspondence name and address
NORMAN F. OBLON
OBLON, SPIVAK, MCCLELLAND, MAIER ET AL
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 20
Reel/Frame:007399/0020   Pages: 3
Recorded: 03/23/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ARASHIRO, YUSUKE
Exec Dt:
02/10/1994
2
KATOH, YOSHIO
Exec Dt:
02/10/1994
3
MATSUHISA, KEIKO
Exec Dt:
02/10/1994
4
ARITOMI, MITSUTOSHI
Exec Dt:
02/10/1994
Assignee
1
MITSUBISHI PETROCHEMICAL CO., LTD.
5-2, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5424359
NONE
08201008
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER
& NEUSTADT, P.C. - ROBERT F. GNUSE
1755 JEFFERSON DAVIS HWY., FOURTH FLOOR
ARLINGTON, VIRGINIA 22202
Assignment: 21
Reel/Frame:008803/0723   Pages: 3
Recorded: 09/10/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUMANO, YUUTA
Exec Dt:
09/05/1997
2
ARITOMI, MITSUTOSHI
Exec Dt:
09/05/1997
3
TAKASAKI, KENJI
Exec Dt:
09/05/1997
4
NISHIZAWA, OSAMU
Exec Dt:
09/05/1997
5
SHIBUYA, NOBUHIRO
Exec Dt:
09/05/1997
6
OCHIAI, HISAO
Exec Dt:
09/05/1997
7
NAKAJIMA, KENJI
Exec Dt:
09/05/1997
Assignee
1
OJI-YUKA SYNTHETIC PAPER CO., LTD.
4-3, KANDASURUGADAI
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5939181
NONE
08927225
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, ET AL.
ATTORNEYS AT LAW
1755 JEFFERSON DAVIS HIGHWAY, 4TH FLOOR
ARLINGTON, VIRGINIA 22202
Assignment: 22
Reel/Frame:009393/0793   Pages: 3
Recorded: 08/14/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UYEDA, TADASHI
Exec Dt:
08/10/1998
2
MATSUHISA, KEIKO
Exec Dt:
08/10/1998
3
TAKAYANAGI, KENJIRO
Exec Dt:
08/10/1998
4
ARITOMI, MITSUTOSHI
Exec Dt:
08/10/1998
Assignee
1
MITSUBISHI CHEMICAL CORPORATION
5-2, MARUNOUCHI, 2-CHOME, CHIYODA-KU
TOKYO-TO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6160048
NONE
09133963
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER ET AL.
NORMAN F. OBLON
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VIRGINIA 22202

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