skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : KUROIWA, YUKI
Total Assignments: 11
Assignment: 1
Reel/Frame:003899/0325   Pages: 1
Recorded: 07/02/1981
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
YAZAWA, HIROSHI, PERSONAL REPRESENTATIVE OF MASAHIDE, YAZAWA, DEC'D.
Exec Dt:
06/23/1981
2
KURIHARA, KAZUHIKO
Exec Dt:
06/23/1981
3
YAZAWA, HIROSHI
Exec Dt:
06/23/1981
4
KUROIWA, YUKI
Exec Dt:
06/23/1981
5
MURAKAMI, SHUICHI
Exec Dt:
06/23/1981
Assignees
1
POLYMER PROCESSING RESEARCH INSTITUTE LTD.
NO. 9-2, 1-CHOME, KAGA, ITABASHIKU
AN ORG. OF JAPAN
TOKYO, JAPAN
2
SEKISUI KAGAKU KOGYO KABUSHIKI KAISHA
NO. 4-4, NISHITENMA 2-CHOME, KITAKU
OSAKA, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4411722
NONE
06279839
Correspondence name and address
FRED C. PHILPITT
2001 JEFF. DAVIS HWY.
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:006373/0942   Pages: 2
Recorded: 12/24/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KURIHARA, KAZUHIKO
Exec Dt:
12/14/1992
2
YAZAWA, HIROSHI
Exec Dt:
12/14/1992
3
YAZAWA, SHOICHI
Exec Dt:
12/14/1992
4
KUROIWA, YUKI
Exec Dt:
12/14/1992
5
MURAKAMI, SHUICHI
Exec Dt:
12/14/1992
Assignees
1
NIPPON PETROCHEMICALS COMPANY, LIMITED
3-1, UCHISAIWAICHO 1-CHOME
CHIYODA-KU, TOKYO, JAPAN
2
POLYMER PROCESSING RESEARCH INSTITUTE, LTD.
1-9-2, KAGA
ITABASHI-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5382773
NONE
07996562
Correspondence name and address
RONALD L. GRUDZIECKI
BURNS, DOANE, SWECKER & MATHIS
THE GEORGE MASON BUILDING
WASHINGTON & PRINCE STREETS, P.O.B. 1404
ALEXANDRIA, VA 22313-1404
Assignment: 3
Reel/Frame:008389/0246   Pages: 5
Recorded: 09/17/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KURIHARA, KAZUHIKO
Exec Dt:
08/30/1996
2
YAZAWA, HIROSHI
Exec Dt:
08/30/1996
3
OHISHI, TOSHIKAZU
Exec Dt:
08/30/1996
4
MAZAWA, YOICHI
Exec Dt:
08/30/1996
5
KUROIWA, YUKI
Exec Dt:
08/30/1996
6
MURAKAMI, SHUICHI
Exec Dt:
08/30/1996
7
ISHIYAMA, SADAYUKI
Exec Dt:
08/30/1996
8
YAMADA, JUN
Exec Dt:
08/30/1996
Assignee
1
POLYMER PROCESSING RESEARCH INST., LTD.
9-2, KAGA 1-CHOME, ITABASHI-KU
TOKYO, JAPAN 173
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5840633
NONE
08682535
Correspondence name and address
SCULLY, SCOTT, MURPHY & PRESSER
LEOPOLD PRESSER, ESQ.
400 GARDEN CITY PLAZA
GARDEN CITY, NY 11530-0299
Assignment: 4
Reel/Frame:008676/0491   Pages: 2
Recorded: 03/31/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KURIHARA, KAZUHIKO
Exec Dt:
03/19/1997
2
YAZAWA, HIROSHI
Exec Dt:
03/19/1997
3
KUROIWA, YUKI
Exec Dt:
03/19/1997
4
MURAKAMI, SHUICHI
Exec Dt:
03/19/1997
Assignees
1
NIPPON PETROCHEMICALS COMPANY, LIMITED
3-1, UCHISAIWAICHO 1-CHOME, CHIYODA-KU
TOKYO, JAPAN
2
POLYMER PROCESSING RESEARCH INSTR., LTD.
9-2, KAGA 1-CHOME, ITABASHI-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5729878
NONE
08809968
Correspondence name and address
BURNS, DOANE, SWECKER & MATHIS, L.L.P.
RONALD L. GRUDZIECKI
POST OFFICE BOX 1404
ALEXANDRIA, VIRGINIA 22313-1404
Assignment: 5
Reel/Frame:008718/0605   Pages: 2
Recorded: 08/25/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
AIHARA, KINTARO
Exec Dt:
08/08/1997
2
KURIHARA, KAZUHIKO
Exec Dt:
08/08/1997
3
YAZAWA, HIROSHI
Exec Dt:
08/08/1997
4
KUROIWA, YUKI
Exec Dt:
08/08/1997
5
MURAKAMI, SHUICHI
Exec Dt:
08/08/1997
Assignee
1
NIPPON PETROCHEMICALS CO., LTD.
3-1, UCHISAIWAICHO, 1-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5791030
NONE
08922142
Correspondence name and address
WEINGARTEN, SCHURGIN, GAGNEBIN & HAYES
CHARLES L. GAGNEBIN, III
TEN POST OFFICE SQUARE
BOSTON, MA 02109
Assignment: 6
Reel/Frame:008893/0745   Pages: 5
Recorded: 11/17/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KURIHARA, KAZUHIKO
Exec Dt:
11/05/1997
2
YAZAWA, HIROSHI
Exec Dt:
11/05/1997
3
MURAKAMI, SHUICHI
Exec Dt:
11/05/1997
4
MAZAWA, YOICHI
Exec Dt:
11/05/1997
5
KUROIWA, YUKI
Exec Dt:
11/05/1997
6
MATSUMURA, YUKIO
Exec Dt:
11/05/1997
7
YABE, KAZUHIRO
Exec Dt:
11/05/1997
8
UMEJIMA, SHIN'ICHI
Exec Dt:
11/05/1997
Assignees
1
NIPPON PETROCHEMICALS COMPANY
3-1, UCHISAIWAICHO 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100
2
POLYMER PROCESSING RESEARCH INST., LTD.
9-2, KAGA 1-CHOME, ITABASHI-KU
TOKYO 173, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6132661
NONE
08972077
Correspondence name and address
LEOPOLD PRESSER, ESQ.
SCULLY, SCOTT, MURPHY & PRESSER
400 GARDEN CITY PLAZA
GARDEN CITY, NEW YORK 11530
Assignment: 7
Reel/Frame:011065/0109   Pages: 4
Recorded: 08/23/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUROIWA, YUKI
Exec Dt:
08/01/2000
2
MORINO, YOSHIRO
Exec Dt:
08/01/2000
3
KURIHARA, KAZUHIKO
Exec Dt:
08/01/2000
4
MURAKAMI, SHUICHI
Exec Dt:
08/01/2000
Assignees
1
NIPPON PETROCHEMICALS CO., LTD.
3-1, UCHISAIWAICHO 1-CHOME, CHIYODA-KU
TOKYO, JAPAN
2
POLYMER PROCESSING RESEARCH INSTITUTE LTD.
9-2, KAGA 1-CHOME, ITABASHI-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6511625
NONE
09644778
Correspondence name and address
MARTENS, OLSON & BEAR LLP
DANIEL E. ALTMAN
620 NEWPORT CENTER DRIVE
16TH FLOOR
NEWPORT BEACH, CA 92660
Assignment: 8
Reel/Frame:011042/0514   Pages: 4
Recorded: 08/24/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUROIWA, YUKI
Exec Dt:
08/16/2000
2
KURIHARA, KAZUHIKO
Exec Dt:
08/16/2000
3
YABE, KAZUHIRO
Exec Dt:
08/16/2000
4
NII, AKIRA
Exec Dt:
08/16/2000
5
UMEJIMA, SHIN-ICHI
Exec Dt:
08/16/2000
Assignees
1
NIPPON PETROCHEMICALS CO., LTD.
3-1, UCHISAIWAICHO 1-CHOME, CHIYODA-KU
TOKYO, JAPAN
2
POLYMER PROCESSING RESEARCH INSTITUTE LTD.
9-2, KAGA 1-CHOME, ITABASHI-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6524521
NONE
09645181
Correspondence name and address
KNOBBE, MARTENS, OLSON & BEAR, LLP
DANIEL E. ALTMAN
620 NEWPORT CENTER DRIVE
SIXTEENTH FLOOR
NEWPORT BEACH, CA 92660
Assignment: 9
Reel/Frame:011394/0431   Pages: 4
Recorded: 12/26/2000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUROIWA, YUKI
Exec Dt:
12/07/2000
2
KURIHARA, KAZUHIKO
Exec Dt:
12/07/2000
3
SASAKI, YASUO
Exec Dt:
12/07/2000
Assignee
1
POLYMER PROCESSING RESEARCH INSTITUTE, LTD.
9-2, KAGA 1-CHOME
ITABASHIKU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6605553
US20010006866
09745439
Correspondence name and address
LORUSSO & LOUD
GEORGE A. LOUD
3137 MT. VERNON AVENUE
ALEXANDRIA, VIRGINIA 22305
Assignment: 10
Reel/Frame:013511/0480   Pages: 3
Recorded: 11/20/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUROIWA, YUKI
Exec Dt:
02/18/2002
2
KURIHARA, KAZUHIKO
Exec Dt:
02/18/2002
3
YABE, KAZUHIRO
Exec Dt:
02/18/2002
4
UMEJIMA, SHIN-ICHI
Exec Dt:
02/18/2002
5
MORINO, YOSHIRO
Exec Dt:
02/18/2002
Assignees
1
NIPPON PETROCHEMICALS CO., LTD.
3-1, UCHISAIWAICHO 1-CHOME
CHIYODA-KU, TOKYO, JAPAN
2
POLYMER PROCESSING RESEARCH INSTITUTE LTD.
9-2, KAGA 1-CHOME, ITABASHI-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6984350
US20020158362
10082142
Correspondence name and address
OBLON, SPIVAK, MCCLELLAND ET AL
C. IRVIN MCCLELLAND
1940 DUKE STREET
ALEXANDRIA, VA 22314
Assignment: 11
Reel/Frame:051377/0236   Pages: 3
Recorded: 12/27/2019
Attorney Dkt #:527567US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUROIWA, YUKI
Exec Dt:
11/14/2019
2
MINAMIZONO, AKITO
Exec Dt:
11/18/2019
Assignee
1
KOWA COMPANY, LTD.
6-29, NISHIKI 3-CHOME, NAKA-KU
NAGOYA-SHI, AICHI, JAPAN 460-8625
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11344535
US20200222370
16627061
Correspondence name and address
OBLON, ET AL.
1940 DUKE STREET
ALEXANDRIA, VA 22314

Search Results as of: 04/27/2024 03:48 PM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT