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 : SUGIYAMA, ISAO
Total Assignments: 14
Assignment: 1
Reel/Frame:003986/0959   Pages: 2
Recorded: 03/31/1982
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MACHIDA, YOSHIMASA
Exec Dt:
03/23/1982
2
SAITO, ISAO
Exec Dt:
03/23/1982
3
SUGIYAMA, ISAO
Exec Dt:
03/23/1982
4
NEGI, SHIGETO
Exec Dt:
03/23/1982
5
NOMOTO, SEIICHIRO
Exec Dt:
03/23/1982
6
IKUTA, HIRONORI
Exec Dt:
03/23/1982
7
YAMAUCHI, HIROSHI
Exec Dt:
03/23/1982
8
KITOH, KYOSUKE
Exec Dt:
03/23/1982
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4468394
NONE
06363778
Correspondence name and address
WENDEROTH, LIND & PONACK
1750 PENN. AVE., N. W., STE. 1100
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:004506/0997   Pages: 3
Recorded: 01/14/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
YAMAUCHI, HIROSHI
Exec Dt:
12/27/1985
2
SUGIYAMA, ISAO
Exec Dt:
12/27/1985
3
SAITO, ISAO
Exec Dt:
12/27/1985
4
NOMOTO, SEIICHIRO
Exec Dt:
12/27/1985
5
KAMIYA, TAKASHI
Exec Dt:
12/27/1985
6
MACHIDA, YOSHIMASA
Exec Dt:
12/27/1985
7
NEGI, SHIGETO
Exec Dt:
12/27/1985
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4748171
NONE
06818824
Correspondence name and address
WENDEROTH, LIND AND PONACK
1750 PA. AVENUE, N.W., STE. 1100
WASHINGTON, DC 20006
Assignment: 3
Reel/Frame:004509/0731   Pages: 3
Recorded: 01/23/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SAITO, ISAO
Exec Dt:
01/20/1986
2
NOMOTO, SEIICHIRO
Exec Dt:
01/20/1986
3
KAMIYA, TAKASHI
Exec Dt:
01/20/1986
4
YAMAUCHI, HIROSHI
Exec Dt:
01/20/1986
5
SUGIYAMA, ISAO
Exec Dt:
01/20/1986
6
MACHIDA, YOSHIMASA
Exec Dt:
01/20/1986
7
NEGI, SHIGETO
Exec Dt:
01/20/1986
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4698336
NONE
06821914
Correspondence name and address
WENDEROTH, LIND & PONACK
1750 PENNSYLVANIA AVE., N.W.
SUITE 1100
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:004577/0067   Pages: 3
Recorded: 07/09/1986
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
YAMAUCHI, HIROSHI
Exec Dt:
07/01/1986
2
NOMOTO, SEIICHIRO
Exec Dt:
07/01/1986
3
SUGIYAMA, ISAO
Exec Dt:
07/01/1986
4
KOMATU, YUUKI
Exec Dt:
07/01/1986
5
KANAI, TAKEO
Exec Dt:
07/01/1986
6
TAKAYANAGI, KEIZO
Exec Dt:
07/01/1986
7
TANAKA, YASUHIDE
Exec Dt:
07/01/1986
8
KOIWA, ATSUSHI
Exec Dt:
07/01/1986
9
ENDOH, SHINICHI
Exec Dt:
07/01/1986
Assignee
1
EISAI CO., LTD.
6-10., KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4721788
NONE
06883697
Correspondence name and address
WENDEROTH, LIND & PONACK
1750 PENNSYLVANIA AVENUE, N.W.
SUITE 1100
WASHINGTON, DC 20006
Assignment: 5
Reel/Frame:004801/0801   Pages: 2
Recorded: 11/25/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KAMIYA, TAKASHI
Exec Dt:
11/05/1987
2
NAITO, TOSHIHIKO
Exec Dt:
11/05/1987
3
NEGI, SHIGETO
Exec Dt:
11/05/1987
4
KOMATU, YUUKI
Exec Dt:
11/05/1987
5
KAI, YASUNOBU
Exec Dt:
11/05/1987
6
NAKAMURA, TAKAHARU
Exec Dt:
11/05/1987
7
SUGIYAMA, ISAO
Exec Dt:
11/05/1987
8
MACHIDA, YOSHIMASA
Exec Dt:
11/05/1987
9
NOMOTO, SEIICHIRO
Exec Dt:
11/05/1987
10
KITOH, KYOSUKE
Exec Dt:
11/05/1987
11
KATSU, KANEMASA
Exec Dt:
11/05/1987
12
YAMAUCHI, HIROSHI
Exec Dt:
11/05/1987
Assignee
1
EISAI CO., LTD., 6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU, TOKYO, JAPAN
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4921850
NONE
07107631
Correspondence name and address
WENDEROTH, LIND & PONACK
1750 PENN. AVE., N. W., STE. 1100
WASHINGTON, DC 20006
Assignment: 6
Reel/Frame:004900/0624   Pages: 1
Recorded: 05/25/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HASEGAWA, MASAMITSU
Exec Dt:
04/18/1988
2
TAMURA, SATOSHI
Exec Dt:
04/18/1988
3
WAKASHIMA, TAKASHI
Exec Dt:
04/18/1988
4
SUGIYAMA, ISAO
Exec Dt:
04/18/1988
Assignee
1
SHIN-ETSU POLYMER CO., LTD., A CORP. OF JAPAN
3-5, NIHONBASHI-HONCHO 4-CHOME
CHUO-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4877678
NONE
07198398
Correspondence name and address
JULES E. GOLDBERG
MC AULAY, FIELDS, FISHER, GOLDSTEIN
& NISSEN
405 LEXINGTON AVENUE
NEW YORK, NY 10174
Assignment: 7
Reel/Frame:004961/0440   Pages: 3
Recorded: 06/24/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
MACHIDA, YOSHIMASA
Exec Dt:
06/14/1988
2
NEGI, SHIGETO
Exec Dt:
06/14/1988
3
KAMIYA, TAKASHI
Exec Dt:
06/14/1988
4
KOMATU, YUUKI
Exec Dt:
06/14/1988
5
SUGIYAMA, ISAO
Exec Dt:
06/14/1988
6
KAI, YASUNOBU
Exec Dt:
06/14/1988
7
NAKAMURA, TAKAHARU
Exec Dt:
06/14/1988
8
NAITO, TOSHIHIKO
Exec Dt:
06/14/1988
9
KITOH, KYOSUKE
Exec Dt:
06/14/1988
10
KATSU, KANEMASA
Exec Dt:
06/14/1988
11
YAMAUCHI, HIROSHI
Exec Dt:
06/14/1988
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4929612
NONE
07181427
Correspondence name and address
WENDEROTH, LIND & PONACK
SOUTHERN BLDG, STE 700
805 FIFTEENTH STREET, N.W.
WASHINGTON, DC 20005
Assignment: 8
Reel/Frame:005185/0299   Pages: 1
Recorded: 11/03/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HASEGAWA, MASAMITSU
Exec Dt:
09/20/1988
2
TAMURA, SATOSHI
Exec Dt:
09/20/1988
3
SUGIYAMA, ISAO
Exec Dt:
09/20/1988
4
WAKASHIMA, TAKASHI
Exec Dt:
09/20/1988
Assignee
1
SHIN-ETSU POLYMER CO., LTD., A CORP. OF JAPAN
3-5, NIHONBASHI-HONCHO 4-CHOME, CHUO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4966804
NONE
07266944
Correspondence name and address
JULES E. GOLDBERG
MC AULAY, FIELDS, FISHER,
GOLDSTEIN & NISSEN
405 LEXINGTON AVE.,
NEW YORK, NY 10174
Assignment: 9
Reel/Frame:005378/0309   Pages: 3
Recorded: 07/10/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SASHO, MANABU
Exec Dt:
07/05/1990
2
YAMAUCHI, HIROSHI
Exec Dt:
07/05/1990
3
YAMANAKA, MOTOSUKE
Exec Dt:
07/05/1990
4
NAKAMURA, TAKAHARU
Exec Dt:
07/05/1990
5
KATSU, KANEMASA
Exec Dt:
07/05/1990
6
SUGIYAMA, ISAO
Exec Dt:
07/05/1990
7
KOMATU, YUUKI
Exec Dt:
07/05/1990
8
NEGI, SHIGETO
Exec Dt:
07/05/1990
Assignee
1
EISAI CO., LTD.,
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5151417
NONE
07550365
Correspondence name and address
WENDEROTH, LIND & PONACK
SOUTHERN BUILDING
SUITE 700
805 FIFTEENTH STREET, N.W.
WASHINGTON, DC 20005
Assignment: 10
Reel/Frame:009111/0839   Pages: 2
Recorded: 12/18/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SATO, NOBUAKI
Exec Dt:
12/05/1996
2
SASHO, MANABU
Exec Dt:
12/05/1996
3
KAMATA, ATSUSHI
Exec Dt:
12/05/1996
4
SUZUKI, TAKAAKI
Exec Dt:
12/05/1996
5
SUGIYAMA, ISAO
Exec Dt:
12/05/1996
6
KATSU, KANEMASA
Exec Dt:
12/05/1996
7
SUZUKI, TAKESHI
Exec Dt:
12/05/1996
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6037341
NONE
08765387
Correspondence name and address
FLYNN, THIEL, BOUTELL & TANIS, P.C.
2026 RAMBLING ROAD
KALAMAZOO, MI 49008-1699
Assignment: 11
Reel/Frame:010441/0631   Pages: 2
Recorded: 11/12/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUZUKI, TAKAAKI
Exec Dt:
11/02/1999
2
SUGIYAMA, ISAO
Exec Dt:
11/01/1999
3
SASHO, MANABU
Exec Dt:
11/01/1999
4
SATO, NOBUAKI
Exec Dt:
11/01/1999
5
KAMADA, ATSUSHI
Exec Dt:
11/01/1999
6
ASHIZAWA, KAZUHIDE
Exec Dt:
11/01/1999
Assignee
1
EISAI CO., LTD.
BUNKYO-KU
6-10, KOISHIKAWA 4-CHOME
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6218550
NONE
09423825
Correspondence name and address
FLYNN, THIEL, BOUTELL ET AL.
TERRYANCE F. CHAPMAN
2026 RAMBLING ROAD
KALAMAZOO, MI 49008-1699
Assignment: 12
Reel/Frame:019937/0400   Pages: 2
Recorded: 08/09/2007
Attorney Dkt #:52433/8921
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATOU, KENJI
Exec Dt:
12/06/2006
2
SUGIYAMA, ISAO
Exec Dt:
12/06/2006
3
NAKASHIMA, YOSHIAKI
Exec Dt:
12/06/2006
4
UEMATSU, HIROSHI
Exec Dt:
12/06/2006
5
ARIMA, TAKASHI
Exec Dt:
12/06/2006
6
YOKOMIZO, MASAHIKO
Exec Dt:
12/06/2006
7
SAKAIDA, MICHITAKA
Exec Dt:
12/06/2006
Assignee
1
NIPPON STEEL CORPORATION
6-3, OTEMACHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7846301
US20080190753
11884184
Correspondence name and address
JOHN J. KELLY, JR., ESQ.
KENYON & KENYON LLP
ONE BROADWAY
NEW YORK, NEW YORK 10004-5288
Assignment: 13
Reel/Frame:020144/0236   Pages: 4
Recorded: 11/21/2007
Attorney Dkt #:3600-551
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIZUSAKI, YUJIRO
Exec Dt:
10/23/2007
2
SUGIYAMA, ISAO
Exec Dt:
10/23/2007
3
IIJIMA, HITOSHI
Exec Dt:
10/23/2007
4
KUBOTA, OSAMU
Exec Dt:
10/23/2007
Assignee
1
CABOT SUPERMETALS, K.K.
2-5-5, SHIBADAIMON, MINATO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8657915
US20090080145
11919464
Correspondence name and address
LUKE A. KILYK
400 HOLIDAY COURT, SUITE 102
KILYK & BOWERSOX, P.L.L.C.
WARRENTON, VA 20186
Assignment: 14
Reel/Frame:058344/0813   Pages: 4
Recorded: 12/09/2021
Attorney Dkt #:KIN-51534
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHIMOISHI, RYUTARO
Exec Dt:
10/08/2021
2
SUGIYAMA, ISAO
Exec Dt:
10/08/2021
3
ICHIKAWA, DAIGO
Exec Dt:
10/08/2021
Assignee
1
TAMURA CORPORATION
1-19-43, HIGASHI-OIZUMI
NERIMA-KU
TOKYO, JAPAN 178-8511
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11780035
US20220097181
17480178
Correspondence name and address
RANKIN HILL AND CLARK LLP
38210 GLENN AVENUE
WILLOUGHBY, OH 44094

Search Results as of: 04/26/2024 06:36 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