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Patent Assignment Assignor Details
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Assignor Name : IWAHARA, TAKAHISA
Total Assignments: 17
Assignment: 1
Reel/Frame:004277/0155   Pages: 1
Recorded: 06/21/1984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
IWAHARA, TAKAHISA
Exec Dt:
06/12/1984
2
KATSUTANI, TETSU
Exec Dt:
06/12/1984
Assignee
1
KANEGAFUCHI KAGAKU KOGYO KABUSHIKI KAISHA
2-4, NAKANOSHIMA 3-CHOME,
KITA-KU, OSAKA-SHI, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4722807
NONE
06622908
Correspondence name and address
ARMSTRONG, NIKAIDO, MARMELSTEIN &
KUBOVCIK
1725 K ST., N.W., STE. 912
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:004408/0957   Pages: 1
Recorded: 05/06/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
WAKABAYASHI, HIROSHI
Exec Dt:
04/10/1985
2
IWAHARA, TAKAHISA
Exec Dt:
04/10/1985
Assignee
1
KANEGAFUCHI KAGAKU KOGYO KABUSHIKI KAISHA
2-4, NAKANOSHIMA 3-CHOME, KITA-KU,
OSAKA-SHI,, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4563538
NONE
06730893
Correspondence name and address
ARMSTRONG, NIKAIDO,
MARMELSTEIN & KUBOVCIK
1725 K STREET, N.W., SUITE 912
WASHINGTON, DC 20006
Assignment: 3
Reel/Frame:004498/0951   Pages: 1
Recorded: 12/23/1985
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ISAYAMA, KATSUHIKO
Exec Dt:
12/17/1985
2
HIROSE, TOSHIFUMI
Exec Dt:
12/17/1985
3
IWAHARA, TAKAHISA
Exec Dt:
12/17/1985
4
KAWAKUBO, FUMIO
Exec Dt:
12/17/1985
Assignee
1
KANEGAFUCHI CHEMICAL INDUSTRY CO., LTD.
NO. 2-4, NAKANOSHIMA 3-CHOME,
KITA-KU, OSAKA-SHI, OSAKA-FU,, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4657986
NONE
06812378
Correspondence name and address
WEGNER & BRETSCHNEIDER
P. O. BOX 19542
WASHINGTON, DC 20036-0542
Assignment: 4
Reel/Frame:004773/0574   Pages: 1
Recorded: 08/28/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
IWAHARA, TAKAHISA
Exec Dt:
08/04/1987
2
NODA, KOJI
Exec Dt:
08/04/1987
3
ISAYAMA, KATSUHIKO
Exec Dt:
08/04/1987
Assignee
1
KANEGAFUCHI KAGAKU KOGYO KABUSHIKI KAISHA
2-4, NAKANOSHIMA 3-CHOME, KITA-KU,
OSAKA-SHI, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4904732
NONE
07065550
Correspondence name and address
ARMSTRONG, NIKAIDO, MARMELSTEIN
& KUBOVCIK
1725 K STREET, N.W., STE. 912
WASHINGTON, DC 20006
Assignment: 5
Reel/Frame:004916/0380   Pages: 2
Recorded: 08/03/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
IWAHARA, TAKAHISA
Exec Dt:
08/02/1988
2
WEST, ROBERT C.
Exec Dt:
08/02/1988
Assignee
1
KANEGAFUCHI CHEMICAL INDUSTRY CO., LTD.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4845255
NONE
07227703
Correspondence name and address
WELSH & KATZ, LTD.,
ATTN: GERALD T. SHEKLETON
135 SOUTH LA SALLE STREET - SUITE 1625
CHICAGO, IL 60603
Assignment: 6
Reel/Frame:004952/0031   Pages: 2
Recorded: 08/03/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
IWAHARA, TAKAHISA
Exec Dt:
08/02/1988
2
WEST, ROBERT C.
Exec Dt:
08/02/1988
Assignee
1
KANEGAFUCHI CHEMICAL INDUSTRY CO., LTD.
NOT PROVIDED
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4923949
NONE
07227695
Correspondence name and address
WELSH & KATZ
GERALD T. SHEKLETON
135 SOUTH LA SALLE STREET
SUITE 1625
CHICAGO, IL 60603
Assignment: 7
Reel/Frame:005382/0007   Pages: 2
Recorded: 07/05/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
IWAHARA, TAKAHISA
Exec Dt:
06/28/1990
Assignee
1
KANEGAFUCHI CHEMICAL INDUSTRY CO., LTD.
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4996341
NONE
07548231
Correspondence name and address
WELSH & KATZ, LTD.
135 SOUTH LASALLE STREET
SUITE 1625
CHICAGO, IL 60603
Assignment: 8
Reel/Frame:005523/0951   Pages: 2
Recorded: 10/29/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
IWAHARA, TAKAHISA
Exec Dt:
10/22/1990
2
CHIBA, MAKOTO
Exec Dt:
10/22/1990
3
TAKAHARA, TOMOKO
Exec Dt:
10/22/1990
4
YONEZAWA, KAZUYA
Exec Dt:
10/22/1990
Assignee
1
KANEGAFUCHI CHEMICAL INDUSTRY CO., LTD.,
NO. 2-4, NAKANOSHIMA 3-CHOME, KITA-KU
OSAKA-SHI,
OSAKA, JAPAN 530
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5580925
NONE
07601712
Correspondence name and address
WEGNER & BRETSCHNEIDER
P. O. BOX 18218
WASHINGTON, DC 20036-8218
Assignment: 9
Reel/Frame:006981/0643   Pages: 3
Recorded: 05/04/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTANI, JUN
Exec Dt:
04/12/1994
2
ANDOH, KIYOSHI
Exec Dt:
04/12/1994
3
IWAHARA, TAKAHISA
Exec Dt:
04/12/1994
4
YONEZAWA, KAZUYA
Exec Dt:
04/12/1994
Assignee
1
KANEGAFUCHI KAGAKU KOGYO KABUSHIKI KAISHA
3-2-4, NAKANOSHIMA, KITA-KU, OSAKA-SHI
OSAKA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5449734
NONE
08208106
Correspondence name and address
ARMSTRONG, WESTERMAN, HATTORI, MCLELAND
& NAUGHTON
LE-NHUNG MCLELAND
1725 K STREET, N.W., STE. 1000
WASHINGTON, D.C. 20006
Assignment: 10
Reel/Frame:007812/0750   Pages: 3
Recorded: 11/29/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TSUMURA, MANABU
Exec Dt:
11/22/1995
2
HIRAISHI, MASAFUMI
Exec Dt:
11/22/1995
3
IWAHARA, TAKAHISA
Exec Dt:
11/22/1995
4
HIROSE, TOSHIFUMI
Exec Dt:
11/22/1995
Assignee
1
KANEGAFUCHI KAGAFU KOGYO KABUSHIKI KAISHA
OSAKA-SHI
2-4, NAKANOSHIMA 3-CHOME, KITA-KU
OSAKA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5623030
NONE
08564593
Correspondence name and address
ARMSTRONG, WESTERMAN, HATTORI ET AL.
WILLIAM F. WESTERMAN
SUITE 1000
1725 K STREET, N.W.
WASHINGTON, DC 20006
Assignment: 11
Reel/Frame:024789/0933   Pages: 2
Recorded: 08/04/2010
Attorney Dkt #:Q118668
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ONO, SHIGEKI
Exec Dt:
06/10/2010
2
IWAHARA, TAKAHISA
Exec Dt:
06/10/2010
Assignee
1
KANEKA CORPORATION
2-4, NAKANOSHIMA 3-CHOME, KITA-KU
OSAKA-SHI, OSAKA, JAPAN 530-8288
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8575298
US20110178237
12740659
Correspondence name and address
SUGHRUE MION, PLLC
2100 PENNSYLVANIA AVE.
NW
WASHINGTON, DC 20037
Assignment: 12
Reel/Frame:028747/0093   Pages: 8
Recorded: 08/08/2012
Attorney Dkt #:90729(31128)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIYAUCHI, MASAHIKO
Exec Dt:
08/02/2012
2
IWAHARA, TAKAHISA
Exec Dt:
08/02/2012
3
KUSAKABE, MASATO
Exec Dt:
08/02/2012
Assignee
1
KANEKA CORPORATION
2-4, NAKANOSHIMA 3-CHOME, KITA-KU, OSAKA-SHI
OSAKA, JAPAN 5308288
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120295504
13512716
Correspondence name and address
JAMES E. ARMSTRONG, IV
PO BOX 55874
BOSTON, MA 02205
Assignment: 13
Reel/Frame:029428/0190   Pages: 4
Recorded: 12/07/2012
Attorney Dkt #:121069
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOKUBO, TADASHI
Exec Dt:
12/05/2012
2
OUCHI, KATSUYA
Exec Dt:
12/05/2012
3
IWAHARA, TAKAHISA
Exec Dt:
12/05/2012
4
HIRABAYASHI, KAZUHIKO
Exec Dt:
12/05/2012
5
OKOSHI, HIROSHI
Exec Dt:
12/05/2012
6
TOZAWA, TOMOKAZU
Exec Dt:
12/05/2012
7
OZAKI, SHUHEI
Exec Dt:
12/05/2012
Assignee
1
KANEKA CORPORATION
2-4, NAKANOSHIMA 3-CHOME, KITA-KU
OSAKA-SHI, OSAKA, JAPAN 530-8288
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9178120
US20130082369
13638992
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LL
1250 CONNECTICUT AVE, NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 14
Reel/Frame:035290/0681   Pages: 4
Recorded: 03/30/2015
Attorney Dkt #:121069A
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOKUBO, TADASHI
Exec Dt:
12/05/2012
2
OUCHI, KATSUYA
Exec Dt:
12/05/2012
3
IWAHARA, TAKAHISA
Exec Dt:
12/05/2012
4
HIRABAYASHI, KAZUHIKO
Exec Dt:
12/05/2012
5
OKOSHI, HIROSHI
Exec Dt:
12/05/2012
6
TOZAWA, TOMOKAZU
Exec Dt:
12/05/2012
7
OZAKI, SHUHEI
Exec Dt:
12/05/2012
Assignee
1
KANEKA CORPORATION
2-4, NAKANOSHIMA 3-CHOME, KITA-KU
OSAKA-SHI, OSAKA, JAPAN 530-8288
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9496468
US20150188008
14643609
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LL
1250 CONNECTICUT AVENUE, NW
SUITE-700
WASHINGTON, DC 20036-2657
Assignment: 15
Reel/Frame:035557/0211   Pages: 6
Recorded: 04/30/2015
Attorney Dkt #:121069A
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNEE'S ADDRESS PREVIOUSLY RECORDED AT REEL: 035290 FRAME: 0681. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
KOKUBU, TADASHI
Exec Dt:
12/05/2012
2
OUCHI, KATSUYA
Exec Dt:
12/05/2012
3
IWAHARA, TAKAHISA
Exec Dt:
12/05/2012
4
HIRABAYASHI, KAZUHIKO
Exec Dt:
12/05/2012
5
OKOSHI, HIROSHI
Exec Dt:
12/05/2012
6
TOZAWA, TOMOKAZU
Exec Dt:
12/05/2012
7
OZAKI, SHUHEI
Exec Dt:
12/05/2012
Assignee
1
KANEKA CORPORATION
2-3-18, NAKANOSHIMA, KITA-KU
OSAKA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9496468
US20150188008
14643609
Correspondence name and address
WESTERMAN, HATTORI, DANIELS & ADRIAN, LL
1250 CONNECTICUT AVENUE, NW
SUITE-700
WASHINGTON, DC 20036-2657
Assignment: 16
Reel/Frame:032403/0014   Pages: 6
Recorded: 03/11/2014
Attorney Dkt #:131581
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOZAWA, TOMOKAZU
Exec Dt:
01/28/2014
2
IWAHARA, TAKAHISA
Exec Dt:
01/28/2014
3
OGOSHI, HIROSHI
Exec Dt:
01/28/2014
4
HIRABAYASHI, KAZUHIKO
Exec Dt:
01/28/2014
5
OZAKI, SHUHEI
Exec Dt:
01/28/2014
6
IBA, SATOAKI
Exec Dt:
01/28/2014
7
KANAI, KAZUAKI
Exec Dt:
01/28/2014
8
KAKEHASHI, YASUSHI
Exec Dt:
01/28/2014
9
MANABE, TAKAO
Exec Dt:
01/28/2014
10
HORI, MITSUHIRO
Exec Dt:
01/28/2014
11
NARITA, RYOICHI
Exec Dt:
01/28/2014
Assignee
1
KANEKA CORPORATION
2-3-18, NAKANOSHIMA, KITA-KU
OSAKA-SHI, OSAKA, JAPAN 530-8288
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9793456
US20150008455
14344075
Correspondence name and address
WESTERMAN, HATTORI, DANIELS&ADRIAN, LLP.
1250 CONNECTICUT AVE., NW
SUITE 700
WASHINGTON, DC 20036
Assignment: 17
Reel/Frame:050361/0586   Pages: 6
Recorded: 09/12/2019
Attorney Dkt #:525325US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FURUKAWA, YOSHIO
Exec Dt:
08/21/2019
2
IWAHARA, TAKAHISA
Exec Dt:
08/21/2019
3
NODA, YASUSHI
Exec Dt:
08/21/2019
4
URAKAMI, MASANOBU
Exec Dt:
08/21/2019
Assignee
1
KANEKA CORPORATION
3-18, NAKANOSHIMA 2-CHOME, KITA-KU
OSAKA-SHI, OSAKA, JAPAN 5308288
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200001546
16493663
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314

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