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Patent Assignment Assignor Details
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Assignor Name : SAKAMOTO, YOSHIMASA
Total Assignments: 14
Assignment: 1
Reel/Frame:006482/0951   Pages: 3
Recorded: 03/26/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
SUZUKI, SHIGERU
Exec Dt:
02/24/1993
2
KOBARA, MOTONORI
Exec Dt:
02/24/1993
3
HISATOMI, YASUHIRO
Exec Dt:
02/24/1993
4
YAMAGUCHI, YOSHINORI
Exec Dt:
02/25/1993
5
YONETANI, HIROSHI
Exec Dt:
02/25/1993
6
FUKUSHIMA, KIYOYUKI
Exec Dt:
02/25/1993
7
SAKAMOTO, YOSHIMASA
Exec Dt:
02/25/1993
8
YAGAMI, TORU
Exec Dt:
02/25/1993
9
KAMEI, TOSHIHIDE
Exec Dt:
02/25/1993
Assignees
1
KURODA SEIKO CO., LTD.
239 SHIMOHIRAMA, SAIWAI-KU
KANAGAWA-KEN, KAWASAKI-SHI, JAPAN
2
MORI SEIKI CO., LTD.,
106 KITAKORIYAMACHO, NARA-KEN
YAMATOKORIYAMA-SHI, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5344260
NONE
08037378
Correspondence name and address
R. EUGENE VARNDELL, JR.
MARNDELL LEGAL GROUP
745 SOUTH 23RD STREET
SUITE 100
ARLINGTON, VA 22202
Assignment: 2
Reel/Frame:006543/0413   Pages: 4
Recorded: 05/17/1993
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUZUKI, SHIGERU
Exec Dt:
02/24/1993
2
KOBARA, MOTONORI
Exec Dt:
02/24/1993
3
HISATOMI, YASUHIRO
Exec Dt:
02/25/1993
4
YAMAGUCHI, YOSHINORI
Exec Dt:
02/25/1993
5
YONETANI, HIROSHI
Exec Dt:
02/25/1993
6
SAKAMOTO, YOSHIMASA
Exec Dt:
02/25/1993
7
KAMEI, TOSHIHIDE
Exec Dt:
02/25/1993
8
SUGIMOTO, YOSHIAKI
Exec Dt:
02/25/1993
9
FUKUSHIMA, KIYOYUKI
Exec Dt:
02/25/1993
10
YAGAMI, TORU
Exec Dt:
02/25/1993
11
KOBI, TAKAHIRO
Exec Dt:
02/25/1993
12
KIMURA, NOBUYUKI
Exec Dt:
02/25/1993
Assignees
1
KURODA SEIKO CO., LTD.
239 SHIMOHIRAMA, SAIWAI-KU
KANAGAWA-KEN, KAWASAKI-SHI, JAPAN
2
MORI SEIKI CO., LTD.
106 KITAKORIYAMACHO, NARA-KEN
YAMATOKORIYAMA-SHI, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5423643
NONE
08025252
Correspondence name and address
VARNDELL LEGAL GROUP
R. EUGENE VARNDELL, JR.
745 SOUTH 23RD STREET
ARLINGTON, VA 22202
Assignment: 3
Reel/Frame:016949/0762   Pages: 4
Recorded: 12/28/2005
Attorney Dkt #:082368-004000US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAGAWA, YASUKO
Exec Dt:
05/17/2005
2
ONO, YUICHI
Exec Dt:
05/11/2005
3
SAKAMOTO, YOSHIMASA
Exec Dt:
05/11/2005
4
MIZUHARA, ERI
Exec Dt:
05/11/2005
5
NAKATANI, TOMOYA
Exec Dt:
05/11/2005
6
TAKAI, YOSHIMI
Exec Dt:
05/13/2005
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7622270
US20060239978
10532264
Correspondence name and address
TOWNSEND & TOWNSEND & CREW LLP
TWO EMBARCADERO CENTER, 8TH FLOOR
SAN FRANCISCO, CA 94111
Assignment: 4
Reel/Frame:020147/0461   Pages: 4
Recorded: 11/21/2007
Attorney Dkt #:082368-004010US/ACK
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAGAWA, YASUKO
Exec Dt:
05/17/2005
2
ONO, YUICHI
Exec Dt:
05/11/2005
3
SAKAMOTO, YOSHIMASA
Exec Dt:
05/11/2005
4
MIZUHARA, ERI
Exec Dt:
05/11/2005
5
NAKATANI, TOMOYA
Exec Dt:
05/11/2005
6
TAKAI, YOSHIMI
Exec Dt:
05/13/2005
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070122882
11622312
Correspondence name and address
TOWNSEND AND TOWNSEND AND CREW LLP/KLB
TWO EMBARCADERO CENTER, 8TH FLOOR
SAN FRANCISCO, CA 94111
Assignment: 5
Reel/Frame:017332/0322   Pages: 4
Recorded: 03/17/2006
Attorney Dkt #:082368-004500US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKEUCHI, MASAKAZU
Exec Dt:
06/20/2005
2
SATO, KEIKO
Exec Dt:
06/20/2005
3
SAKAMOTO, YOSHIMASA
Exec Dt:
06/20/2005
4
TAWARADA, MAKI
Exec Dt:
06/20/2005
5
OHTSUKA, TOSHIHISA
Exec Dt:
06/27/2005
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060292669
10536586
Correspondence name and address
TOWNSEND & TOWNSEND & CREW LLP
TWO EMBARCADERO CENTER, 8TH FLOOR
SAN FRANCISCO, CA 94111
Assignment: 6
Reel/Frame:017517/0976   Pages: 3
Recorded: 04/24/2006
Attorney Dkt #:082368-004900US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ONO, YUICHI
Exec Dt:
08/01/2005
2
NAKAGAWA, YASUKO
Exec Dt:
08/03/2005
3
SAKAMOTO, YOSHIMASA
Exec Dt:
08/07/2005
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20060240432
10543003
Correspondence name and address
TOWNSEND & TOWNSEND & CREW LLP
TWO EMBARCADERO CENTER, 8TH FLOOR
SAN FRANCISCO, CA 94111
Assignment: 7
Reel/Frame:020676/0329   Pages: 4
Recorded: 03/19/2008
Attorney Dkt #:082368-006500US/ACK
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SAKAMOTO, YOSHIMASA
Exec Dt:
10/27/2005
2
ONO, YUICHI
Exec Dt:
10/28/2005
3
IMAI, TOSHIO
Exec Dt:
10/31/2005
4
NAKAGAWA, YASUKO
Exec Dt:
10/28/2005
Assignee
1
EISAI CO., LTD.
6-10, KOISHIKAWA 4-CHOME
BUNKYO-KU, TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080199437
10552485
Correspondence name and address
TOWNSEND AND TOWNSEND AND CREW, LLP/ACK
TWO EMBARCADERO CENTER
EIGHTH FLOOR
SAN FRANCISCO, CA 94111-3834
Assignment: 8
Reel/Frame:020590/0204   Pages: 4
Recorded: 03/03/2008
Attorney Dkt #:027397-000100US/ACK
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ONO, YUICHI
Exec Dt:
01/22/2008
2
NAKAGAWA, YASUKO
Exec Dt:
01/23/2008
3
NAKATANI, TOMOYA
Exec Dt:
01/22/2008
4
SAKAMOTO, YOSHIMASA
Exec Dt:
01/22/2008
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10, KOISHIKAWA 4-CHOME
BUNKYO-KU, TOKYO-TO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8067161
US20100028866
12064018
Correspondence name and address
KEVIN L. BASTIAN/ACK
TOWNSEND AND TOWNSEND AND CREW LLP
TWO EMBARCADERO CENTER, 8TH FLOOR
SAN FRANCISCO, CA 94111
Assignment: 9
Reel/Frame:020591/0316   Pages: 4
Recorded: 03/03/2008
Attorney Dkt #:027397-000200US/ACK
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ONO, YUICHI
Exec Dt:
01/29/2008
2
NAKAGAWA, YASUKO
Exec Dt:
01/29/2008
3
NAKATANI, TOMOYA
Exec Dt:
01/29/2008
4
SAKAMOTO, YOSHIMASA
Exec Dt:
01/29/2008
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10, KOISHIKAWA 4-CHOME
BUNKYO-KU, TOKYO-TO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100203505
12064019
Correspondence name and address
KEVIN L. BASTIAN/ACK
TOWNSEND AND TOWNSEND AND CREW LLP
TWO EMBARCADERO CENTER, 8TH FLOOR
SAN FRANCISCO, CA 94111
Assignment: 10
Reel/Frame:021670/0537   Pages: 3
Recorded: 10/10/2008
Attorney Dkt #:027397-000300US/ACK
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ONO, YUICHI
Exec Dt:
09/10/2008
2
SAKAMOTO, YOSHIMASA
Exec Dt:
09/11/2008
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10, KOISHIKAWA 4-CHOME
BUNKYO-KU, TOKYO-TO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8198081
US20110008769
12296915
Correspondence name and address
TOWNSEND AND TOWNSEND AND CREW, LLP
TWO EMBARCADERO CENTER
EIGHTH FLOOR
SAN FRANCISCO, CA 94111-3834
Assignment: 11
Reel/Frame:028189/0460   Pages: 4
Recorded: 05/10/2012
Attorney Dkt #:50549-006002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NISHIMURA, MIYUKI
Exec Dt:
04/04/2012
2
SAKAMOTO, YOSHIMASA
Exec Dt:
04/04/2012
3
KAWANO, TETSU
Exec Dt:
03/29/2012
4
IMAI, TOSHIO
Exec Dt:
03/29/2012
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10, KOISHIKAWA 4-CHOME
BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8932592
US20120213799
13504742
Correspondence name and address
SUSAN M. MICHAUD
CLARK & ELBING LLP
101 FEDERAL STREET
BOSTON, MA 02110
Assignment: 12
Reel/Frame:035325/0729   Pages: 11
Recorded: 04/02/2015
Attorney Dkt #:106806-0008-101/102
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IMAI, TOSHIO
Exec Dt:
08/29/2013
2
KAWANO, TETSU
Exec Dt:
08/29/2013
3
SAKAMOTO, YOSHIMASA
Exec Dt:
08/29/2013
4
NISHIMURA, MIYUKI
Exec Dt:
08/29/2013
5
MURAMOTO, KENZO
Exec Dt:
08/29/2013
6
HORIZOE, TATSUO
Exec Dt:
08/29/2013
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME
BUNKYO-KU
TOKYO, JAPAN 112-8088
Properties
 
Pat #
Pub #
Intl #
App #
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
8491901
US20120148592
13300352
 
9133273
US20140045215
13924433
Correspondence name and address
ROPES & GRAY LLP
1211 AVENUE OF THE AMERICAS
NEW YORK, NY 10036
Assignment: 13
Reel/Frame:043723/0249   Pages: 11
Recorded: 09/28/2017
Attorney Dkt #:116884-0141
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IMAI, TOSHIO
Exec Dt:
08/29/2013
2
KAWANO, TETSU
Exec Dt:
08/29/2013
3
SAKAMOTO, YOSHIMASA
Exec Dt:
08/29/2013
4
NISHIMURA, MIYUKI
Exec Dt:
08/29/2013
5
MURAMOTO, KENZO
Exec Dt:
08/29/2013
6
HORIZOE, TATSUO
Exec Dt:
08/29/2013
Assignee
1
EISAI R&D MANAGEMENT CO., LTD.
6-10 KOISHIKAWA, 4-CHOME, BUNKYO-KU
TOKYO, JAPAN 112-8088
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9809647
US20160046707
14816989
Correspondence name and address
FOLEY & LARDNER LLP
3000 K STREET, N.W., SUITE 600
WASHINGTON, DC 20007
Assignment: 14
Reel/Frame:038755/0254   Pages: 7
Recorded: 05/19/2016
Attorney Dkt #:S1459.72081US00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IKEDA, YUSUKE
Exec Dt:
01/26/2016
2
SHOYAMA, HIDEKI
Exec Dt:
01/27/2016
3
SAKAMOTO, YOSHIMASA
Exec Dt:
01/29/2016
4
UDOU, YUUICHI
Exec Dt:
01/27/2016
5
KUMAGAI, OICHI
Exec Dt:
02/01/2016
Assignee
1
SONY CORPORATION
1-7-1 KONAN, MINATO-KU
TOKYO, JAPAN 108-0075
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9961278
US20160269659
15029556
Correspondence name and address
RANDY J. PRITZKER
WOLF GREENFIELD & SACKS, P.C.
600 ATLANTIC AVENUE
BOSTON, MA 02210

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