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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 : SAKAKURA, SHIGEKI
Total Assignments: 24
Assignment: 1
Reel/Frame:004816/0806   Pages: 2
Recorded: 12/10/1987
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/30/1987
2
Exec Dt:
11/30/1987
Assignee
1
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07131549
Correspondence name and address
STAAS & HALSEY
1825 K STREET, N. W., STE. 816
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:005085/0320   Pages: 1
Recorded: 05/24/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/08/1989
2
Exec Dt:
05/08/1989
Assignee
1
1015, KAMIKODANAKA, NAKAHARA-KU, KAWASAKI-SHI
KANAGAWA 211, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07356450
Correspondence name and address
STAAS & HALSEY
1825 K ST. N.W.
SUITE 816
WASHINGTON, DC 20006
Assignment: 3
Reel/Frame:005085/0438   Pages: 1
Recorded: 05/24/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/16/1989
2
Exec Dt:
05/16/1989
Assignee
1
1015, KAMIKODANAKA
NAKAHARA-KU, KAWASAKI-SHI
KANAGAWA 211, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07356364
Correspondence name and address
STAAS & HALSEY
1825 K STREET, N.W., SUITE 816
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:005087/0283   Pages: 1
Recorded: 06/02/1989
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/25/1989
2
Exec Dt:
05/25/1989
Assignee
1
1015, KAMIKODANAKA, NAKAHARA-KU, KAWASAKI-SHI
KANAGAWA 211, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07360792
Correspondence name and address
ARMSTRONG, NIKAIDO, MARMELSTEIN &
KUBOVCIK
1725 K ST. N.W.
STE. 1000
WASHINGTON, DC 20006
Assignment: 5
Reel/Frame:009705/0663   Pages: 3
Recorded: 01/19/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/25/1998
2
Exec Dt:
12/25/1998
3
Exec Dt:
12/25/1998
Assignees
1
1-1, KAMIKODANAKA 4-CHOME, NAKAHARA-KU, KAWASAKI-SHI
KANAGAWA, JAPAN 211-8
2
1405, OAZA OHMARU, INAGI-SHI
TOKYO, JAPAN 206-8
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09223966
Correspondence name and address
ARMSTRONG, WESTERMAN, HATTORI, ET AL.
WILLIAM F. WESTERMAN
SUITE 1000
1725 K STREET, N.W.
WASHINGTON, D.C. 20006
Assignment: 6
Reel/Frame:044197/0408   Pages: 7
Recorded: 11/22/2017
Attorney Dkt #:42974/0018
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/03/2017
2
Exec Dt:
10/03/2017
3
Exec Dt:
10/03/2017
4
Exec Dt:
10/03/2017
5
Exec Dt:
10/03/2017
6
Exec Dt:
10/03/2017
7
Exec Dt:
10/03/2017
8
Exec Dt:
10/03/2017
9
Exec Dt:
10/03/2017
10
Exec Dt:
10/03/2017
11
Exec Dt:
10/03/2017
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15820548
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 7
Reel/Frame:044200/0534   Pages: 6
Recorded: 11/22/2017
Attorney Dkt #:42974/0021
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/03/2017
2
Exec Dt:
10/03/2017
3
Exec Dt:
10/03/2017
4
Exec Dt:
10/03/2017
5
Exec Dt:
10/03/2017
6
Exec Dt:
10/03/2017
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
15821049
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 8
Reel/Frame:051916/0963   Pages: 6
Recorded: 02/25/2020
Attorney Dkt #:42974/0054
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/03/2017
2
Exec Dt:
10/03/2017
3
Exec Dt:
10/03/2017
4
Exec Dt:
10/03/2017
5
Exec Dt:
10/03/2017
6
Exec Dt:
10/03/2017
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16800079
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 9
Reel/Frame:046378/0524   Pages: 4
Recorded: 07/18/2018
Attorney Dkt #:42974/0022
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
04/09/2018
2
Exec Dt:
04/11/2018
3
Exec Dt:
04/06/2018
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16038249
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 10
Reel/Frame:046344/0595   Pages: 6
Recorded: 07/13/2018
Attorney Dkt #:42974/0026
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
05/15/2018
2
Exec Dt:
05/15/2018
3
Exec Dt:
05/15/2018
4
Exec Dt:
05/15/2018
5
Exec Dt:
04/23/2018
6
Exec Dt:
05/15/2018
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16034773
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 11
Reel/Frame:048571/0230   Pages: 6
Recorded: 03/12/2019
Attorney Dkt #:42974/0038
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/29/2019
2
Exec Dt:
01/29/2019
3
Exec Dt:
01/29/2019
4
Exec Dt:
01/29/2019
5
Exec Dt:
01/29/2019
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16299367
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 12
Reel/Frame:048671/0267   Pages: 7
Recorded: 03/22/2019
Attorney Dkt #:42974/0039
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/05/2019
2
Exec Dt:
02/05/2019
3
Exec Dt:
02/05/2019
4
Exec Dt:
02/05/2019
5
Exec Dt:
02/05/2019
6
Exec Dt:
02/05/2019
7
Exec Dt:
02/05/2019
8
Exec Dt:
02/05/2019
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
16361655
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 13
Reel/Frame:048514/0053   Pages: 6
Recorded: 03/06/2019
Attorney Dkt #:42974/0037
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/21/2019
2
Exec Dt:
02/21/2019
3
Exec Dt:
02/21/2019
4
Exec Dt:
02/21/2019
5
Exec Dt:
02/21/2019
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16293775
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 14
Reel/Frame:049101/0465   Pages: 6
Recorded: 05/07/2019
Attorney Dkt #:42974/0042
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/21/2019
2
Exec Dt:
02/21/2019
3
Exec Dt:
02/21/2019
4
Exec Dt:
02/21/2019
5
Exec Dt:
02/21/2019
6
Exec Dt:
02/21/2019
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16405255
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 15
Reel/Frame:049103/0508   Pages: 6
Recorded: 05/07/2019
Attorney Dkt #:42974/0043
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/21/2019
2
Exec Dt:
02/21/2019
3
Exec Dt:
02/21/2019
4
Exec Dt:
02/21/2019
5
Exec Dt:
02/21/2019
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16405474
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 16
Reel/Frame:048937/0807   Pages: 7
Recorded: 04/19/2019
Attorney Dkt #:42974/0040
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/26/2019
2
Exec Dt:
02/26/2019
3
Exec Dt:
02/26/2019
4
Exec Dt:
02/26/2019
5
Exec Dt:
02/26/2019
6
Exec Dt:
02/26/2019
7
Exec Dt:
02/26/2019
8
Exec Dt:
02/26/2019
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16389125
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 17
Reel/Frame:048965/0782   Pages: 7
Recorded: 04/23/2019
Attorney Dkt #:42974/0041
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/26/2019
2
Exec Dt:
02/26/2019
3
Exec Dt:
02/26/2019
4
Exec Dt:
02/26/2019
5
Exec Dt:
02/26/2019
6
Exec Dt:
02/26/2019
7
Exec Dt:
02/26/2019
8
Exec Dt:
02/26/2019
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16391445
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 18
Reel/Frame:051444/0916   Pages: 4
Recorded: 01/08/2020
Attorney Dkt #:42974/0053
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/17/2019
2
Exec Dt:
12/17/2019
3
Exec Dt:
12/17/2019
4
Exec Dt:
12/17/2019
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
16736869
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 19
Reel/Frame:054391/0423   Pages: 26
Recorded: 11/12/2020
Attorney Dkt #:42974/0062
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/09/2020
2
Exec Dt:
11/04/2020
3
Exec Dt:
11/09/2020
4
Exec Dt:
10/06/2020
5
Exec Dt:
10/06/2020
6
Exec Dt:
10/30/2020
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17095801
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 20
Reel/Frame:054655/0264   Pages: 48
Recorded: 12/09/2020
Attorney Dkt #:42974/0065
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
11/20/2020
2
Exec Dt:
11/17/2020
3
Exec Dt:
11/17/2020
4
Exec Dt:
11/17/2020
5
Exec Dt:
11/18/2020
6
Exec Dt:
12/01/2020
7
Exec Dt:
11/26/2020
8
Exec Dt:
11/19/2020
9
Exec Dt:
11/17/2020
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
17116033
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 21
Reel/Frame:056258/0770   Pages: 22
Recorded: 05/17/2021
Attorney Dkt #:42974/0070
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
12/22/2020
2
Exec Dt:
12/16/2020
3
Exec Dt:
01/05/2021
4
Exec Dt:
01/18/2021
5
Exec Dt:
01/26/2021
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17321784
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 22
Reel/Frame:059452/0731   Pages: 48
Recorded: 02/28/2022
Attorney Dkt #:42974/0087
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
01/12/2022
2
Exec Dt:
01/24/2022
3
Exec Dt:
02/01/2022
4
Exec Dt:
01/14/2022
5
Exec Dt:
01/12/2022
6
Exec Dt:
01/11/2022
7
Exec Dt:
01/14/2022
8
Exec Dt:
01/11/2022
9
Exec Dt:
01/11/2022
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
17681888
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 23
Reel/Frame:062206/0041   Pages: 48
Recorded: 12/22/2022
Attorney Dkt #:42974/0095
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/26/2022
2
Exec Dt:
11/14/2022
3
Exec Dt:
11/07/2022
4
Exec Dt:
11/10/2022
5
Exec Dt:
10/21/2022
6
Exec Dt:
10/31/2022
7
Exec Dt:
10/21/2022
8
Exec Dt:
10/21/2022
9
Exec Dt:
11/08/2022
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18087123
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016
Assignment: 24
Reel/Frame:062209/0817   Pages: 48
Recorded: 12/22/2022
Attorney Dkt #:42974/0094
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/26/2022
2
Exec Dt:
11/14/2022
3
Exec Dt:
11/07/2022
4
Exec Dt:
11/10/2022
5
Exec Dt:
10/21/2022
6
Exec Dt:
10/31/2022
7
Exec Dt:
10/21/2022
8
Exec Dt:
10/21/2022
9
Exec Dt:
11/08/2022
Assignee
1
1-1, TOYOSU 3-CHOME, KOTO-KU
TOKYO, JAPAN 135-8710
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
18087028
Correspondence name and address
AMSTER, ROTHSTEIN & EBENSTEIN LLP
90 PARK AVENUE
NEW YORK, NY 10016

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