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Patent Assignment Assignor Details
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Assignor Name : NIIJIMA, JUN
Total Assignments: 16
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: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: 4
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: 5
Reel/Frame:014777/0942   Pages: 6
Recorded: 08/01/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MIZUI, YOSHIHARU
Exec Dt:
06/27/2003
2
SAKAI, TAKASHI
Exec Dt:
06/27/2003
3
YAMAMOTO, SATOSHI
Exec Dt:
06/27/2003
4
KOMEDA, KEISUKE
Exec Dt:
06/27/2003
5
FUJITA, MASANORI
Exec Dt:
06/27/2003
6
OKUDA, AKIFUMI
Exec Dt:
06/27/2003
7
KISHI, KUMIKO
Exec Dt:
06/27/2003
8
NIIJIMA, JUN
Exec Dt:
06/27/2003
9
NAGAI, MITSUO
Exec Dt:
06/27/2003
10
OKAMOTO, KIYOSHI
Exec Dt:
06/27/2003
11
IWATA, MASAO
Exec Dt:
06/27/2003
12
KOTAKE, YOSHIHIKO
Exec Dt:
06/27/2003
13
UENAKA, TOSHIMITSU
Exec Dt:
06/27/2003
14
ASAI, NAOKI
Exec Dt:
06/27/2003
15
MATSUFUJI, MOTOKO
Exec Dt:
07/08/2003
16
SAMESHIMA, TOMOHIRO
Exec Dt:
07/03/2003
17
KAWAMURA, NAOTO
Exec Dt:
07/08/2003
18
DOBASHI, KAZUYUKI
Exec Dt:
07/08/2003
19
NAKASHIMA, TAKASHI
Exec Dt:
07/03/2003
20
YOSHIDA, MASASHI
Exec Dt:
07/03/2003
21
TSUCHIDA, TOSHIO
Exec Dt:
07/03/2003
22
TAKEDA, SUSUMU
Exec Dt:
07/03/2003
23
YAMADA, TOMONARI
Exec Dt:
07/03/2003
24
NORIHISA, KOJI
Exec Dt:
07/23/2003
25
YAMORI, TAKAO
Exec Dt:
07/10/2003
Assignees
1
MERCIAN CORPORATION
5-8, KYOBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN
2
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7026352
NONE
10470806
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
MARC S. WEINER
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 6
Reel/Frame:016805/0292   Pages: 4
Recorded: 01/28/2005
Attorney Dkt #:0152-0702PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTAKE, YOSHIHIKO
Exec Dt:
01/17/2005
2
NIIJIMA, JUN
Exec Dt:
01/17/2005
3
FUKUDA, YOSHIO
Exec Dt:
01/17/2005
4
NAGAI, MITSUO
Exec Dt:
01/17/2005
5
KANADA, REGINA MIKIE
Exec Dt:
01/17/2005
6
TAKEDA, SUSUMU
Exec Dt:
01/17/2005
7
NAKASHIMA, TAKASHI
Exec Dt:
01/17/2005
8
YOSHIDA, MASASHI
Exec Dt:
01/17/2005
9
TSUCHIDA, TOSHIO
Exec Dt:
01/17/2005
10
SAMESHIMA, TOMOHIRO
Exec Dt:
01/17/2005
Assignees
1
MERCIAN CORPORATION
5-8, KYOBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN
2
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7256178
US20050245514
10522731
Correspondence name and address
JOHN W. BAILEY
BIRCH, STEWART, KOLASCH ET AL.
8110 GATEHOUSE RD, SUITE 100 EAST
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 7
Reel/Frame:016788/0356   Pages: 5
Recorded: 07/20/2005
Attorney Dkt #:0425-1162PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOTAKE, YOSHIHIKO
Exec Dt:
02/02/2005
2
NIIJIMA, JUN
Exec Dt:
02/02/2005
3
FUKUDA, YOSHIO
Exec Dt:
02/02/2005
4
NAGAI, MITSUO
Exec Dt:
02/02/2005
5
KANADA, REGINA MIKIE
Exec Dt:
02/02/2005
6
NAKASHIMA, TAKASHI
Exec Dt:
02/14/2005
7
YOSHIDA, MASASHI
Exec Dt:
02/14/2005
8
TSUCHIDA, TOSHIO
Exec Dt:
02/14/2005
Assignees
1
MERCIAN CORPORATION
5-8, KYOBASHI 1-CHOME, CHUO-KU
TOKYO, JAPAN
2
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME
BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060009439
10515647
Correspondence name and address
JOHN W. BAILEY
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE RD., SUITE 100 EAST
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 8
Reel/Frame:018418/0727   Pages: 3
Recorded: 10/13/2006
Attorney Dkt #:0152-0717PUS2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KANADA, REGINA MIKIE
Exec Dt:
06/09/2006
2
ITO, DAISUKE
Exec Dt:
06/09/2006
3
SAKAI, TAKASHI
Exec Dt:
06/09/2006
4
ASAI, NAOKI
Exec Dt:
06/09/2006
5
KOTAKE, YOSHIHIKO
Exec Dt:
06/12/2006
6
NIIJIMA, JUN
Exec Dt:
06/12/2006
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7816401
US20080021226
11580047
Correspondence name and address
MARC S. WEINER
BIRCH, STEWART, KOLASCH & BIRCH, LLP
8110 GATEHOUSE ROAD, SUITE 100 EAST
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 9
Reel/Frame:020368/0243   Pages: 4
Recorded: 01/15/2008
Attorney Dkt #:0152-0781PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAGUCHI, TAKAHISA
Exec Dt:
09/20/2007
2
SUZUKI, YUICHI
Exec Dt:
09/21/2007
3
ITO, KOICHI
Exec Dt:
09/20/2007
4
NIIJIMA, JUN
Exec Dt:
09/20/2007
5
MIYAZAWA, MAMORU
Exec Dt:
09/27/2007
6
SHIMIZU, TOSHIKAZU
Exec Dt:
09/27/2007
7
GOTODA, MASAHARU
Exec Dt:
09/20/2007
8
SUZUKI, NAOKO
Exec Dt:
09/14/2007
9
HASEBE, TAKASHI
Exec Dt:
09/26/2007
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU,
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080227815
11913931
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 10
Reel/Frame:020892/0953   Pages: 5
Recorded: 05/02/2008
Attorney Dkt #:3939-0148PUS2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NIIJIMA, JUN
Exec Dt:
04/03/2008
2
NAKAMOTO, KAZUTAKA
Exec Dt:
04/03/2008
3
MATSUKURA, MASAYUKI
Exec Dt:
04/03/2008
4
TANAKA, KEIGO
Exec Dt:
04/03/2008
5
YAMAMOTO, EIICHI
Exec Dt:
04/03/2008
6
MINAMISONO, TAKUMA
Exec Dt:
04/03/2008
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8058444
US20080275244
12109959
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P. O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 11
Reel/Frame:021094/0227   Pages: 6
Recorded: 06/13/2008
Attorney Dkt #:3939-0185PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASHO, MANABU
Exec Dt:
05/08/2008
2
SATO, KEIZO
Exec Dt:
04/25/2008
3
NIIJIMA, JUN
Exec Dt:
04/25/2008
4
MIYAZAWA, MAMORU
Exec Dt:
05/17/2008
5
NEGI, SHIGETO
Exec Dt:
04/25/2008
6
KAMADA, ATSUSHI
Exec Dt:
04/25/2008
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7532136
US20080297384
12097444
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 12
Reel/Frame:021265/0519   Pages: 8
Recorded: 07/21/2008
Attorney Dkt #:3939-0185PUS1
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE APPLICATION NUMBER PREVIOUSLY RECORDED ON REEL 021094 FRAME 0227. ASSIGNOR(S) HEREBY CONFIRMS THE APPLICATION NUMBER TO BE 12/097,244.
Assignors
1
SASHO, MANABU
Exec Dt:
05/08/2008
2
SATO, KEIZO
Exec Dt:
04/25/2008
3
NIIJIMA, JUN
Exec Dt:
04/25/2008
4
MIYAZAWA, MAMORU
Exec Dt:
05/17/2008
5
NEGI, SHIGETO
Exec Dt:
04/25/2008
6
KAMADA, ATSUSHI
Exec Dt:
04/25/2008
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7803949
US20090192316
12097244
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 13
Reel/Frame:021734/0922   Pages: 4
Recorded: 10/24/2008
Attorney Dkt #:1056-0132PUS3
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAMOTO, EIICHI
Exec Dt:
06/12/2008
2
ASANO, OSAMU
Exec Dt:
06/12/2008
3
NIIJIMA, JUN
Exec Dt:
06/17/2008
4
NARA, KAZUMASA
Exec Dt:
06/18/2008
5
MIYAZAKI, KAZUKI
Exec Dt:
06/12/2008
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8530654
US20090062539
12032550
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 14
Reel/Frame:024365/0442   Pages: 3
Recorded: 05/11/2010
Attorney Dkt #:1056-0194PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NIIJIMA, JUN
Exec Dt:
02/16/2010
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8492543
US20110152521
12733169
Correspondence name and address
BIRCH, STEWART, KOLASCH, & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 15
Reel/Frame:024633/0943   Pages: 6
Recorded: 07/02/2010
Attorney Dkt #:3939-0158PUS2
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NIIJIMA, JUN
Exec Dt:
05/25/2010
2
YOSHIZAWA, KAZUHIRO
Exec Dt:
05/27/2010
3
KOSAKA, YUKI
Exec Dt:
05/28/2010
4
ABE, SHINYA
Exec Dt:
05/25/2010
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8410277
US20110263845
12809011
Correspondence name and address
BIRCH, STEWART, KOLASCH, & BIRCH, LLP
P.O. BOX 747
FALLS CHURCH, VA 22040-0747
Assignment: 16
Reel/Frame:054459/0759   Pages: 4
Recorded: 11/24/2020
Attorney Dkt #:0099020-000003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NIIJIMA, JUN
Exec Dt:
10/28/2020
2
KURODA, HIROFUMI
Exec Dt:
10/28/2020
3
YASUI, SO
Exec Dt:
10/28/2020
4
ITO, YOKO
Exec Dt:
10/28/2020
5
KUSHIDA, IKUO
Exec Dt:
10/28/2020
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
4-6-10 KOISHIKAWA
BUNKYO-KU, TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11691990
US20210198282
17058406
Correspondence name and address
BUCHANAN INGERSOLL & ROONEY PC
P.O. BOX 1404
ALEXANDRIA, VA 22313-1404

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