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Patent Assignment Assignor Details
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Assignor Name : KURAMOTO, MASAHIKO
Total Assignments: 22
Assignment: 1
Reel/Frame:004633/0387   Pages: 1
Recorded: 10/23/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ISHIHARA, NOBUHIDE
Exec Dt:
10/02/1986
2
KURAMOTO, MASAHIKO
Exec Dt:
10/02/1986
3
UOI, MICHITAKE
Exec Dt:
10/02/1986
Assignee
1
IDEMITSU KOSAN COMPANY LIMITED
1-1, 3-CHOME, MARUNOUCHI, CHIYODA-KKU
A CORP OF JAPAN
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4680353
NONE
06923395
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
261 MADISON AVE.
NEW YORK, NY 10016
Assignment: 2
Reel/Frame:004812/0836   Pages: 1
Recorded: 11/13/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WATANABE, MASAMI
Exec Dt:
11/09/1987
2
KURAMOTO, MASAHIKO
Exec Dt:
11/09/1987
Assignee
1
IDEMITSU KOSAN COMPANY LIMITED, 1-1, MARUNOUCHI 3-CHOME, CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4814540
NONE
07121507
Correspondence name and address
ARMSTRONG, NIKAIDO, MARMELSTEIN &
KUBOVCIK
1725 K STREET, N.W., SUITE 912
WASHINGTON, DC 20006
Assignment: 3
Reel/Frame:004971/0297   Pages: 1
Recorded: 11/21/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MAEZAWA, HIROSHI
Exec Dt:
11/14/1988
2
TOMOTSU, NORIO
Exec Dt:
11/14/1988
3
KURAMOTO, MASAHIKO
Exec Dt:
11/14/1988
Assignee
1
IDEMITSU KOSAN COMPANY LIMITED
1-1, 3-CHOME, MARUNOUCHI, CHIYODA-KU,
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4978730
NONE
07274022
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
261 MADISON AVE.
NEW YORK, NY 10016
Assignment: 4
Reel/Frame:004986/0267   Pages: 1
Recorded: 12/08/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ISHIHARA, NOBUHIDE
Exec Dt:
12/01/1988
2
KURAMOTO, MASAHIKO
Exec Dt:
12/01/1988
Assignee
1
IDEMITSU KOSAN CO., LTD.
1-1, 3-CHOME, MARUNOUCHI, CHIYODAKU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4997898
NONE
07281470
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
261 MADISON AVENUE
NEW YORK, NY 10016
Assignment: 5
Reel/Frame:005114/0644   Pages: 1
Recorded: 05/11/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
NAKANO, AKIKAZU
Exec Dt:
04/10/1989
2
KURAMOTO, MASAHIKO
Exec Dt:
04/10/1989
3
SUZUKI, MASAKAZU
Exec Dt:
04/10/1989
4
SAWADA, MICHIHIRO
Exec Dt:
04/10/1989
Assignee
1
IDEMITSU KOSAN COMPANY LIMITED
1-1, 3-CHOME, MARUNOUCHI, CHIYODA-KU,
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5071953
NONE
07358349
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
600 THIRD AVENUE - 30TH FLOOR
NEW YORK, NY 10016
Assignment: 6
Reel/Frame:005246/0927   Pages: 1
Recorded: 03/07/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TAKEUCHI, MIZUTOMO
Exec Dt:
02/27/1990
2
KURAMOTO, MASAHIKO
Exec Dt:
02/27/1990
Assignee
1
IDEMITSU KOSAN CO., LTD.
1-1, MARUNOUCHI 3-CHOME, CHIYODA-KU
A CORP. OF JAPAN
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5023304
NONE
07489710
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
600 THIRD AVE.,
30TH FLR.,
NEW YORK, NY 10016
Assignment: 7
Reel/Frame:005248/0608   Pages: 1
Recorded: 03/08/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TOMOTSU, NORIO
Exec Dt:
03/01/1990
2
KURAMOTO, MASAHIKO
Exec Dt:
03/01/1990
Assignee
1
IDEMITSU KOSAN COMPANY LIMITED
1-1, 3-CHOME, MARUNOUCHI, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5093295
NONE
07490338
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
600 THIRD AVENUE - 30TH FLOOR
NEW YORK, NY 10016
Assignment: 8
Reel/Frame:005379/0470   Pages: 3
Recorded: 07/27/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
NAKANO, AKIKAZU
Exec Dt:
06/22/1990
2
SUMITOMO, TAKASHI
Exec Dt:
06/22/1990
3
FUNAKI, KEISUKE
Exec Dt:
06/22/1990
4
IJITSU, TOSHIKAZU
Exec Dt:
06/22/1990
5
SAWADA, MICHIHIRO
Exec Dt:
06/22/1990
6
KURAMOTO, MASAHIKO
Exec Dt:
06/22/1990
7
SUZUKI, MASAKAZU
Exec Dt:
06/22/1990
Assignee
1
IDEMITSU KOSAN CO., LTD., A CORP. OF JAPAN
1-1, MARUNOUCHI 3-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5395890
NONE
07510110
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
600 THIRD AVENUE - 30TH FLOOR
NEW YORK, NY 10016-1903
`
Assignment: 9
Reel/Frame:005647/0835   Pages: 3
Recorded: 10/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TAZAKI, TOSHINORI
Exec Dt:
09/28/1990
2
KURAMOTO, MASAHIKO
Exec Dt:
09/28/1990
Assignee
1
IDEMITSU KOSAN CO., LTD.
1-1, MARUNOUCHI 3-CHOME, CHIYODA-KU
A CORP OF JAPAN
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5260394
NONE
07582836
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN
& WOODWARD
600 THIRD AVENUE
30TH FLOOR
NEW YORK, NY 10016
Assignment: 10
Reel/Frame:005636/0420   Pages: 3
Recorded: 10/19/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
TAZAKI, TOSHINORI
Exec Dt:
10/04/1990
2
KURAMOTO, MASAHIKO
Exec Dt:
10/04/1990
Assignee
1
IDEMITSU KOSAN CO., LTD., A CORP. OF JAPAN
1-1, MARUNOUCHI 3-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5262504
NONE
07598637
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD P.C.
600 THIRD AVE. - 30TH FLR.
NEW YORK, NY 10016-2088
Assignment: 11
Reel/Frame:005558/0320   Pages: 2
Recorded: 12/28/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
NAKANO, AKIKAZU
Exec Dt:
12/20/1990
2
TESHIMA, HIDEO
Exec Dt:
12/20/1990
3
KURAMOTO, MASAHIKO
Exec Dt:
12/20/1990
Assignee
1
IDEMITSU KOSAN CO., LTD., A CORP. OF JAPAN
1-1, MARUNOUCHI 3-CHOME, CHIYODA-KU,
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5247020
NONE
07635286
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
600 THIRD AVENUE - 30TH FLOOR
NEW YORK, NY 10016
Assignment: 12
Reel/Frame:005593/0993   Pages: 3
Recorded: 02/11/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
NAKANO, AKIKAZU
Exec Dt:
01/11/1991
2
FURUSAWA, TOSHIHIRO
Exec Dt:
01/11/1991
3
IJITSU, TOSHIKAZU
Exec Dt:
01/11/1991
4
SUZUKI, MASAKAZU
Exec Dt:
01/11/1991
5
ISHIHARA, NOBUHIDE
Exec Dt:
01/11/1991
6
KURAMOTO, MASAHIKO
Exec Dt:
01/11/1991
7
UCHIDA, HIROSHI
Exec Dt:
01/11/1991
8
KOMEIJI, AZUMA
Exec Dt:
01/11/1991
9
FUNAKI, KEISUKE
Exec Dt:
01/11/1991
10
SUMITOMO, TAKASHI
Exec Dt:
01/11/1991
Assignee
1
IDEMITSU KOSAN CO., LTD., A CORP OF JAPAN
1-1, MARUNOUCHI 3-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5166238
NONE
07524372
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
600 THIRD AVENUE - 30TH FLOOR
NEW YORK, NY 10016-1903
Assignment: 13
Reel/Frame:005761/0867   Pages: 2
Recorded: 06/20/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ISHIHARA, NOBUHIDE
Exec Dt:
06/07/1991
2
KURAMOTO, MASAHIKO
Exec Dt:
06/07/1991
3
UOI, MICHITAKE
Exec Dt:
06/07/1991
Assignee
1
IDEMITSU KOSAN COMPANY LIMITED
A CORPORATION OF JAPAN
1-1, 3-CHOME, MARUNOUCHI, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5252693
NONE
07693375
Correspondence name and address
MARSHALL J. CHICK
FRISHAUF, HOLTZ, GOODMAN & WOODWARD
600 THIRD AVE.
NEW YORK, NY 10016-2088
Assignment: 14
Reel/Frame:007976/0499   Pages: 3
Recorded: 02/21/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKEUCHI, MIZUTOMO
Exec Dt:
12/20/1995
2
SHOUZAKI, HAJIME
Exec Dt:
12/20/1995
3
TOMOTSU, NORIO
Exec Dt:
12/20/1995
4
KURAMOTO, MASAHIKO
Exec Dt:
12/20/1995
Assignee
1
IDEMITSU KOSAN CO., LTD.
1-1, MARUNOUCHI 3-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5670587
NONE
08537868
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER
ET AL ATTORNEYS AT LAW
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VIRGINIA 22202
Assignment: 15
Reel/Frame:012673/0877   Pages: 3
Recorded: 03/14/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SATO, HARUHITO
Exec Dt:
03/15/2000
2
KURAMOTO, MASAHIKO
Exec Dt:
03/15/2000
Assignee
1
IDEMITSU PETROCHEMICAL CO., LTD.
6-1, SHIBA 5-CHOME, MINATO-KU
TOKYO 108-0014, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6395846
NONE
09509569
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 16
Reel/Frame:012850/0306   Pages: 3
Recorded: 05/01/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANAKA, SHINJI
Exec Dt:
06/19/2000
2
SHIRAKI, YASUSHI
Exec Dt:
06/19/2000
3
TAMURA, TAKAO
Exec Dt:
06/19/2000
4
KURAMOTO, MASAHIKO
Exec Dt:
06/19/2000
5
SATO, HARUHITO
Exec Dt:
06/19/2000
6
WATANABE, MASAMI
Exec Dt:
06/19/2000
Assignee
1
IDEMITSU PETROCHEMICAL CO., LTD.
MINATO-KU
6-1, SHIBA 5-CHOME
TOKYO 108-0014, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6555633
NONE
09623974
Correspondence name and address
OBLON SPIVAK MCCLELLAND ET AL.
NORMAN F. OBLON
1755 JEFFERSON DAVIS HWY, 4TH FLR
ARLINGTON, VA 22202
Assignment: 17
Reel/Frame:013710/0955   Pages: 3
Recorded: 01/30/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OKUDA, FUMIO
Exec Dt:
07/14/2000
2
SATO, HARUHITO
Exec Dt:
07/14/2000
3
KURAMOTO, MASAHIKO
Exec Dt:
07/14/2000
Assignee
1
IDEMITSU PETROCHEMICAL CO., LTD.
6-1, SHIBA 5-CHOME, MINATO-KU
TOKYO 108-0014, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6630551
NONE
09600164
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND, MAIER & NEUST
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 18
Reel/Frame:012913/0978   Pages: 3
Recorded: 05/21/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WATANABE, MASAMI
Exec Dt:
12/19/2001
2
SATO, HARUHITO
Exec Dt:
12/19/2001
3
KURAMOTO, MASAHIKO
Exec Dt:
12/19/2001
4
TANAKA, SHINJI
Exec Dt:
12/21/2001
5
TAMURA, TAKAO
Exec Dt:
12/21/2001
Assignee
1
IDEMITSU PETROCHEMICAL CO. LTD.
6-1, YOKOAMI 1-CHOME, SUMIDA-KU
TOKYO, JAPAN 130-0
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6841693
NONE
10111419
Correspondence name and address
OBLON SPIVAK MCCLELLAND MAIER & NEUSTADT
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 19
Reel/Frame:013256/0730   Pages: 3
Recorded: 09/03/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SATO, HARUHITO
Exec Dt:
07/19/2002
2
WATANABE, MASAMI
Exec Dt:
07/19/2002
3
KURAMOTO, MASAHIKO
Exec Dt:
07/19/2002
Assignee
1
IDEMITSU PETROCHEMICAL CO., LTD.
6-1, YOKOAMI 1-CHOME
SUMIDA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6835788
US20030027716
10204262
Correspondence name and address
OBLON , SPIVAK, MCCLELLAND, MAIER & ETAL
NORMAN F. OBLON
FOURTH FLOOR
1755 JEFFERSON DAVIS HIGHWAY
ARLINGTON, VA 22202
Assignment: 20
Reel/Frame:016267/0193   Pages: 2
Recorded: 07/15/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANASE, SHOJIRO
Exec Dt:
03/11/2004
2
SADASHIMA, TAKANORI
Exec Dt:
03/15/2004
3
FUNABASHI, HIDEO
Exec Dt:
03/11/2004
4
KURAMOTO, MASAHIKO
Exec Dt:
03/11/2004
Assignee
1
IDEMITSU KOSAN CO., LTD.
6-1, YOKOAMI 1-CHOME
SUMIDA-KU, TOKYO 130-0015, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7387979
US20050227857
10515766
Correspondence name and address
DONNA JOY C/O STEPTOE & JOHNSON LLP
1330 CONNECTICUT AVE., NW
WASHINGTON, DC 20036
Assignment: 21
Reel/Frame:016320/0637   Pages: 4
Recorded: 06/10/2005
Attorney Dkt #:028955.1040
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TANASE, SHOJIRO
Exec Dt:
03/11/2004
2
SADASHIMA, TAKANORI
Exec Dt:
03/15/2004
3
YABUNOUCHI, NOBUHIRO
Exec Dt:
03/15/2004
4
KURAMOTO, MASAHIKO
Exec Dt:
03/11/2004
5
FUNABASHI, HIDEO
Exec Dt:
03/11/2004
Assignee
1
IDEMITSU PETROCHEMICAL CO., LTD.
6-1, YOKOAMI 1-CHOME, SUMIDA-KU
TOKYO 130-0015, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20050187359
10512046
Correspondence name and address
ROGER W. PARKHURST, ESQUIRE
STEPTOE & JOHNSON LLP
1330 CONNECTICUT AVENUE, NW
WASHINGTON, DC 20036-1795
Assignment: 22
Reel/Frame:033657/0150   Pages: 4
Recorded: 09/03/2014
Attorney Dkt #:436067US99PCT
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHIRAKI, YASUSHI
Exec Dt:
07/02/2014
2
KURAMOTO, MASAHIKO
Exec Dt:
07/02/2014
3
OKAMOTO, TAKUJI
Exec Dt:
07/02/2014
Assignee
1
IDEMITSU KOSAN CO., LTD.
1-1, MARUNOUCHI 3-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8321
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9394213
US20140364669
14369509
Correspondence name and address
OBLON, SPIVAK, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314

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