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 : NAGASU, TAKESHI
Total Assignments: 15
Assignment: 1
Reel/Frame:005793/0046   Pages: 2
Recorded: 08/08/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
YOSHINO, HIROSHI
Exec Dt:
08/01/1991
2
UEDA, NORIHIRO
Exec Dt:
08/01/1991
3
SUGUMI, HIROYUKI
Exec Dt:
08/01/1991
4
NIIJIMA, JUN
Exec Dt:
08/01/1991
5
KOTAKE, YOSHIHIKO
Exec Dt:
08/01/1991
6
OKADA, TOSHIMI
Exec Dt:
08/01/1991
7
KOYANAGI, NOZOMU
Exec Dt:
08/01/1991
8
WATANABE, TATSUO
Exec Dt:
07/29/1991
9
ASADA, MAKOTO
Exec Dt:
08/01/1991
10
YOSHIMATSU, KENTARO
Exec Dt:
08/01/1991
11
IIJIMA, ATSUMI
Exec Dt:
08/01/1991
12
NAGASU, TAKESHI
Exec Dt:
08/01/1991
13
TSUKAHARA, KAPPEI
Exec Dt:
08/01/1991
14
KITOH, KYOSUKE
Exec Dt:
08/01/1991
Assignee
1
EISAI CO., LTD.,
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5250549
NONE
07742618
Correspondence name and address
FLYNN, THIEL, BOUTELL & TANIS
2026 RAMBLING RD.
KALAMAZOO, MI 49008
Assignment: 2
Reel/Frame:007406/0995   Pages: 6
Recorded: 03/23/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOSHINO, HIROSHI
Exec Dt:
03/02/1995
2
UEDA, NORIHIRO
Exec Dt:
03/02/1995
3
NIIJIMA, JUN
Exec Dt:
03/02/1995
4
HANEDA, TORU
Exec Dt:
03/02/1995
5
KOTAKE, YOSHIHIKO
Exec Dt:
03/02/1995
6
YOSHIMATSU, KENTARO
Exec Dt:
03/02/1995
7
WATANABE, TATSUO
Exec Dt:
03/02/1995
8
NAGASU, TAKESHI
Exec Dt:
03/02/1995
9
TSUKAHARA, NAOKO
Exec Dt:
03/02/1995
10
KOYANAGI, NOZOMU
Exec Dt:
03/02/1995
11
KITOH, KYOSUKE
Exec Dt:
03/02/1995
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU, TOKYO
JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5834462
NONE
08397254
Correspondence name and address
FARACI C. JOSEPH
BIRCH, STEWART, KOLASCH & BIRCH
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 3
Reel/Frame:007699/0057   Pages: 6
Recorded: 05/10/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOSHINO, HIROSHI
Exec Dt:
03/28/1995
2
OWA, TAKASHI
Exec Dt:
03/28/1995
3
OKAUCHI, TATSUO
Exec Dt:
03/28/1995
4
YOSHIMATSU, KENTARO
Exec Dt:
03/28/1995
5
SUGI, NAOKO
Exec Dt:
03/28/1995
6
NAGASU, TAKESHI
Exec Dt:
03/28/1995
7
OZAWA, YOICHI
Exec Dt:
03/28/1995
8
KOYANAGI, NOZOMU
Exec Dt:
03/28/1995
9
KITO, KYOSUKE
Exec Dt:
03/28/1995
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME
BUNKYO-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5721246
NONE
08433493
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
FARACI C. JOSEPH
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 4
Reel/Frame:008807/0267   Pages: 23
Recorded: 11/05/1997
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ASSIGNOR NAME ON REEL 8552, FRAME 0290.
Assignors
1
LEWIS, MICHAEL D.
Exec Dt:
12/16/1996
2
KOWALCZYK, JAMES J.
Exec Dt:
12/16/1996
3
CHRISTUK, AMY E.
Exec Dt:
03/12/1997
4
FAN, RULIN
Exec Dt:
12/16/1996
5
HARRINGTON, EDMUND M.
Exec Dt:
03/12/1997
6
SHENG, XIAONING C.
Exec Dt:
03/02/1997
7
YANG, HU
Exec Dt:
12/16/1996
8
GARCIA, ANA MARIA
Exec Dt:
12/16/1996
9
HISHINUMA, IEHARU
Exec Dt:
12/17/1996
10
NAGASU, TAKESHI
Exec Dt:
12/18/1996
11
YOSHIMATSU, KENTARO
Exec Dt:
12/17/1996
Assignee
1
EISAI CO., LTD.
KOISHIKAWA, BUNKYO-KU 4-6-10
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5840918
NONE
08704664
Correspondence name and address
CLARK & ELBING LLP
PAUL T. CLARK
585 COMMERCIAL STREET
BOSTON, MA 02109
Assignment: 5
Reel/Frame:009007/0540   Pages: 6
Recorded: 11/26/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUGUMI, HIROYUKI
Exec Dt:
10/23/1997
2
NIIJIMA, JUN
Exec Dt:
10/23/1997
3
KOTAKE, YOSHIHIKO
Exec Dt:
10/23/1997
4
OKUDA, TOSHIMI
Exec Dt:
10/23/1997
5
KAMATA, JUN-ICHI
Exec Dt:
10/23/1997
6
YOSHIMATSU, KENTARO
Exec Dt:
10/23/1997
7
NAGASU, TAKESHI
Exec Dt:
10/23/1997
8
NAKAMURA, KATSUJI
Exec Dt:
10/23/1997
9
UENAKA, TOSHIMITSU
Exec Dt:
10/23/1997
10
YAMAGUCHI, ATSUMI
Exec Dt:
10/23/1997
11
YOSHINO, HIROSHI
Exec Dt:
10/23/1997
12
KOYANAGI, NOZOMI
Exec Dt:
10/23/1997
13
KITO, KYOSUKE
Exec Dt:
10/23/1997
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5952335
NONE
08952778
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
C. JOSEPH FARACI
POST OFFICE BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 6
Reel/Frame:009391/0329   Pages: 10
Recorded: 08/19/1998
Conveyance: CORRECTION TO FOURTH AND TWELFTH ASSIGNORS' NAMES TO "TOSHIMI OKADA" AND "NOZOMU KOYANAGI", THEREBY CORRESPONDING TO THE NAMES ON THE EXECUTED ASSIGNMENT
Assignors
1
SUGUMI, HIROYUKI
Exec Dt:
10/23/1997
2
NIIJIMA, JUN
Exec Dt:
10/23/1997
3
KOTAKE, YOSHIHIKO
Exec Dt:
10/23/1997
4
OKADA, TOSHIMI
Exec Dt:
10/23/1997
5
KAMATA, JUN-ICHI
Exec Dt:
10/23/1997
6
YOSHIMATSU, KENTARO
Exec Dt:
10/23/1997
7
NAGASU, TAKESHI
Exec Dt:
10/23/1997
8
NAKAMURA, KATSUJI
Exec Dt:
10/23/1997
9
UENAKA, TOSHIMITSU
Exec Dt:
10/23/1997
10
YAMAGUCHI, ATSUMI
Exec Dt:
10/23/1997
11
YOSHINO, HIROSHI
Exec Dt:
10/23/1997
12
KOYANAGI, NOZOMU
Exec Dt:
10/23/1997
13
KITO, KYOSUKE
Exec Dt:
10/23/1997
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5952335
NONE
08952778
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
JAMES T. ELLER, JR.
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 7
Reel/Frame:012368/0827   Pages: 4
Recorded: 02/05/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAGASU, TAKESHI
Exec Dt:
01/22/2002
2
SUGITA, YUJI
Exec Dt:
01/28/2001
3
FUJISHIMA, TOMOKO
Exec Dt:
01/25/2001
4
OSHIDA, TADAHIRO
Exec Dt:
01/28/2001
5
OBAYASHI, MASAYA
Exec Dt:
01/17/2001
6
GUNJI, SHIGEMICHHI
Exec Dt:
01/12/2001
7
OBAYASHI, IZUMI
Exec Dt:
01/17/2001
8
IMAI, YUKIHO
Exec Dt:
01/28/2001
9
YOSHIDA, NEI
Exec Dt:
01/28/2001
10
OGAWA, KAORU
Exec Dt:
01/28/2001
11
MATSUI, KEIKO
Exec Dt:
01/28/2001
Assignee
1
GENOX RESEARCH, INC.
5-1-3 TOKODAI, TSUKUBA-SHI
IBARAKI, JAPAN 300-2
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6986990
NONE
10019832
Correspondence name and address
TOWNSEND AND TOWNSEND AND CREW LLP
JOE LIEBESCHUETZ
TWO EMBARCADERO CENTER, 8TH FLOOR
SAN FRANCISCO, CA 94111-3834
Assignment: 8
Reel/Frame:013760/0427   Pages: 4
Recorded: 02/19/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAGASU, TAKESHI
Exec Dt:
11/18/2002
2
OSHIDA, TADAHIRO
Exec Dt:
11/05/2002
3
OBAYASHI, IZUMI
Exec Dt:
11/13/2002
4
MATSUI, KEIKO
Exec Dt:
11/06/2002
Assignee
1
GENOX RESEARCH, INC.
5-1-3, TOKODAI TSUKUBA-SHI
IBARAKI, JAPAN 300-2635
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20030180743
10220373
Correspondence name and address
LAHIVE & COCKFIELD, LLP
ELIZABETH A. HANLEY
28 STATE STREET
ATTY. DKT.: SHZ-010US
BOSTON, MA 02109
Assignment: 9
Reel/Frame:015276/0112   Pages: 4
Recorded: 03/24/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUMOTO, YOSHIKO
Exec Dt:
11/30/2002
2
IMAI, YUKIHO
Exec Dt:
11/30/2002
3
OSHIDA, TADAHIRO
Exec Dt:
12/09/2002
4
SUGITA, YUJI
Exec Dt:
12/09/2002
5
NAGASU, TAKESHI
Exec Dt:
12/03/2002
Assignee
1
GENOX RESEARCH, INC.
5-1-3, TOKODAI, TSUKUBA-SHI
IBARAKI 300-2635, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040161746
10239734
Correspondence name and address
MEDLEN & CARROLL, LLP
PETER G. CARROLL
101 HOWARD STREET, SUITE 350
SAN FRANCISCO, CA 94105
Assignment: 10
Reel/Frame:014622/0170   Pages: 3
Recorded: 05/23/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OWA, TAKASHI
Exec Dt:
05/13/2003
2
YOKOI, AKIRA
Exec Dt:
05/13/2003
3
KUROMITSU, JUNRO
Exec Dt:
05/13/2003
4
KAWAI, TAKATOSHI
Exec Dt:
05/13/2003
5
KATO, HIROYUKI
Exec Dt:
05/13/2003
6
NAGASU, TAKESHI
Exec Dt:
05/13/2003
Assignee
1
EISAI CO. LTD.
6-10, KOIKSHIKAWA 4-CHOME
BUNKYO-KU
TOKYO 112-8088, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7445892
US20040115664
10432661
Correspondence name and address
KNOBBE, MARTENS, OLSON, ET AL.
CHE SWYDEN CHERESKIN, PH.D.
2040 MASIN STREET
14TH FLOOR
IRVINE, CA 92614
Assignment: 11
Reel/Frame:013859/0965   Pages: 4
Recorded: 08/08/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUGITA, YUJI
Exec Dt:
06/05/2003
2
HASHIDA, RYOICHI
Exec Dt:
06/05/2003
3
OGAWA, KAORU
Exec Dt:
06/05/2003
4
NAGASU, TAKESHI
Exec Dt:
06/05/2003
5
OBAYASHI, MASAYA
Exec Dt:
06/05/2003
Assignee
1
GENOX RESEARCH, INC.
5-1-3 TOKODAI TSUKUBA-SHI
IBARAKI, 300-2635, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040058351
10398877
Correspondence name and address
MEDLEN & CARROLL, LLP
PETER G. CARROLLL
101 HOWAWRD STREET, SUITE 350
SAN FRANCISCO, CA 94105
Assignment: 12
Reel/Frame:013860/0292   Pages: 4
Recorded: 08/08/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUGITA, YUJI
Exec Dt:
06/05/2003
2
HASHIDA, RYOICHI
Exec Dt:
06/05/2003
3
OGAWA, KAORU
Exec Dt:
06/05/2003
4
NAGASU, TAKESHI
Exec Dt:
06/05/2003
5
OBAYASHI, MASAYA
Exec Dt:
06/05/2003
Assignee
1
GENOX RESEARCH INC
5-1-3, TOKODAI, TSUKUBA-SHI
IBARAKI 300-2635, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040053282
10398885
Correspondence name and address
MEDLEN & CARROLL, LLP
PETER G. CARROLL
101 HOWARD STREET, SUITE 350
SAN FRANCISCO, CALIFORNIA 94105
Assignment: 13
Reel/Frame:014264/0068   Pages: 4
Recorded: 07/15/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUGITA, YUJI
Exec Dt:
06/05/2003
2
HASHIDA, RYOICHI
Exec Dt:
06/05/2003
3
OGAWA, KAORU
Exec Dt:
06/05/2003
4
FUJISHIMA, TOMOKO
Exec Dt:
06/09/2003
5
NAGASU, TAKESHI
Exec Dt:
06/05/2003
Assignee
1
GENOX RESEARCH, INC.
5-1-3, TOKODAI, TSUKUBA-SHI
IBARAKI 300-2635, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040023263
10380255
Correspondence name and address
KLARQUIST SPARKMAN, LLP
WILLIAM D. NOONAN
ONE WORLD TRADE CENTER, SUITE 1600
121 S.W. SALMON STREET
PORTLAND, OR 97204-2988
Assignment: 14
Reel/Frame:014334/0219   Pages: 4
Recorded: 07/31/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUGITA, YUJI
Exec Dt:
06/05/2003
2
HASHIDA, RYOICHI
Exec Dt:
06/05/2003
3
OGAWA, KAORU
Exec Dt:
06/05/2003
4
FUJISHIMA, TOMOKO
Exec Dt:
06/09/2003
5
NAGASU, TAKESHI
Exec Dt:
06/05/2003
Assignee
1
GENOX RESEARCH, INC.
5-1-3, TOKODAI, TSUKUBA-SHI
IBARAKI 300-2635, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7148011
US20040038252
10380254
Correspondence name and address
KLARQUIST, SPARKMAN, LLP
WILLIAM D. NOONAN, M.D.
ONE WORLD TRADE CENTER, SUITE 1600
121 S.W. SALMON STREET
PORTLAND, OREGON 97204-2988
Assignment: 15
Reel/Frame:015706/0116   Pages: 8
Recorded: 03/05/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OWA, TAKASHI
Exec Dt:
02/23/2004
2
OZAWA, YOICHI
Exec Dt:
02/23/2004
3
HIDA, TAKAYUKI
Exec Dt:
02/23/2004
4
MIYAMOTO, NORIMASA
Exec Dt:
02/23/2004
5
NAGASU, TAKESHI
Exec Dt:
02/23/2004
6
OKAUCHI, TATSUO
Exec Dt:
02/23/2004
7
YOSHINO, HIROSHI
Exec Dt:
02/23/2004
8
HATA, NAOKO
Exec Dt:
02/23/2004
9
YOSHIMATSU, KENTARO
Exec Dt:
02/23/2004
10
KOYANAGI, NOZOMU
Exec Dt:
02/23/2004
11
KITO, KYOSUKE
Exec Dt:
02/23/2004
Assignee
1
EISAI CO., LTD.
6-10 KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO 112-8088, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7015241
US20040242628
10488825
Correspondence name and address
CHOATE, HALL & STEWART
THERESA A. DEVLIN
EXCHANGE PLACE
53 STATE STREET
BOSTON, MA 02109

Search Results as of: 04/24/2024 08:41 AM
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