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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 : KUMAGAI, YOKO
Total Assignments: 10
Assignment: 1
Reel/Frame:012422/0096   Pages: 2
Recorded: 01/02/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUJISHIRO, TAKAHIRO
Exec Dt:
12/11/2001
2
TEZUKA, SATORU
Exec Dt:
12/11/2001
3
KUMAGAI, YOKO
Exec Dt:
12/11/2001
4
MORIO, TOMOHARU
Exec Dt:
12/14/2001
5
MIYAZAKI, YUTAKA
Exec Dt:
12/14/2001
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7080251
US20020046340
09941771
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS, LLP
CARL I. BRUNDIDGE
1300 NORTH SEVENTEENTH STREET
SUITE 1800
ARLINGTON, VA 22209
Assignment: 2
Reel/Frame:013047/0617   Pages: 2
Recorded: 06/28/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUMAGAI, YOKO
Exec Dt:
05/29/2002
2
FUJISHIRO, TAKAHIRO
Exec Dt:
05/29/2002
3
TEZUKA, SATORU
Exec Dt:
05/31/2002
4
OIKAWA, TAKANOBU
Exec Dt:
05/29/2002
5
ANAYAMA, IZUMI
Exec Dt:
06/03/2002
Assignee
1
HITACHI, LTD.
CHIYODA-KU
6, KANDA SURUGADAI 4-CHOME
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7409553
US20030097566
10076624
Correspondence name and address
MCDERMOTT, WILL & EMERY
KEITH E. GEORGE
600 13TH STREET, N.W.
WASHINGTON, DC 20005
Assignment: 3
Reel/Frame:020567/0472   Pages: 3
Recorded: 02/27/2008
Attorney Dkt #:ASA-1138
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KAJI, TADASHI
Exec Dt:
06/03/2003
2
FUJISHIRO, TAKAHIRO
Exec Dt:
06/03/2003
3
KUMAGAI, YOKO
Exec Dt:
06/05/2003
4
HANE, SHINGO
Exec Dt:
06/04/2003
5
NAGANO, HIROMI
Exec Dt:
06/05/2003
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7392380
US20040111609
10456549
Correspondence name and address
MATTINGLY, STANGER, MALUR & BRUNDIDGE
1800 DIAGONAL RD.
SUITE 370
ALEXANDRIA, VA 22314
Assignment: 4
Reel/Frame:014742/0635   Pages: 2
Recorded: 11/24/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HANE, SHINGO
Exec Dt:
09/19/2003
2
FUJISHIRO, TAKAHIRO
Exec Dt:
09/19/2003
3
KAJI, TADASHI
Exec Dt:
09/24/2003
4
KUMAGAI, YOKO
Exec Dt:
09/24/2003
5
TAKEUCHI, JUNICHI
Exec Dt:
09/19/2003
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME
CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20040255116
10644064
Correspondence name and address
MCDERMOTT, WILL & EMERY
KEITH E. GEORGE
600 13TH STREET, N.W.
WASHINGTON, DC 20005-3096
Assignment: 5
Reel/Frame:015579/0378   Pages: 2
Recorded: 07/19/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUMAGAI, YOKO
Exec Dt:
05/17/2004
2
FUJISHIRO, TAKAHIRO
Exec Dt:
05/17/2004
3
KAJI, TADASHI
Exec Dt:
05/17/2004
4
HANE, SHINGO
Exec Dt:
05/17/2004
5
SHIMONOSONO, HITOSHI
Exec Dt:
05/19/2004
Assignee
1
HITACHI, LTD.
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7558952
US20050081037
10788417
Correspondence name and address
MCDERMOTT WILL & EMERY LLP
KEITH E. GEORGE
600 13TH STREET, N.W.
WASHINGTON, D.C. 20005-3096
Assignment: 6
Reel/Frame:016556/0633   Pages: 2
Recorded: 05/10/2005
Attorney Dkt #:566.44698X00
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUMAGAI, YOKO
Exec Dt:
02/10/2005
2
FUJISHIRO, TAKAHIRO
Exec Dt:
02/10/2005
3
KAJI, TADASHI
Exec Dt:
02/10/2005
4
HANE, SHINGO
Exec Dt:
02/10/2005
5
SHIMONOSONO, HITOSHI
Exec Dt:
02/14/2005
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU
TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7533269
US20060168650
11045133
Correspondence name and address
ANTONELLI, TERRY, STOUT & KRAUS, LLP
1300 NORTH 17TH STREET
SUITE 1800
ARLINGTON, VA 22209
Assignment: 7
Reel/Frame:055748/0523   Pages: 3
Recorded: 03/29/2021
Attorney Dkt #:109896.PE448US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
BASU, ANIRBAN
Exec Dt:
02/25/2021
2
KUMAGAI, YOKO
Exec Dt:
03/15/2021
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8280
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210326315
17214112
Correspondence name and address
CROWELL & MORING LLP
P.O. BOX 14300
WASHINGTON, DC 20044-4300
Assignment: 8
Reel/Frame:059254/0741   Pages: 8
Recorded: 03/14/2022
Attorney Dkt #:SUN-13545
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUMAGAI, YOKO
Exec Dt:
02/11/2022
2
KAJI, TADASHI
Exec Dt:
02/10/2022
3
TANI, SHIGEYUKI
Exec Dt:
02/16/2022
4
UCHIYAMA, HIROKI
Exec Dt:
02/16/2022
5
BASU, ANIRBAN
Exec Dt:
02/10/2022
6
OTAHARA, CHIAKI
Exec Dt:
02/16/2022
Assignee
1
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME, CHIYODA-KU,
TOKYO, JAPAN 1008280
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220382711
17642790
Correspondence name and address
MATTINGLY & MALUR, PC
1800 DIAGONAL ROAD, SUITE 210
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:064309/0814   Pages: 3
Recorded: 07/19/2023
Attorney Dkt #:3000068-014000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATAYAMA, NORIKAZU
Exec Dt:
07/03/2023
2
KUMAGAI, YOKO
Exec Dt:
07/03/2023
3
ITO, NARUSHI
Exec Dt:
07/03/2023
4
MIYAUCHI, NORIKO
Exec Dt:
07/03/2023
Assignee
1
PROVIGATE INC.
7-3-1 HONGO, BUNKYO-KU
TOKYO, JAPAN 1130033
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240053352
18262043
Correspondence name and address
MCBEE MOORE & VANIK IP, LLC
10 SOUTH MARKET STREET, 2ND FLOOR
FREDERICK, MD 21701
Assignment: 10
Reel/Frame:064315/0940   Pages: 3
Recorded: 07/19/2023
Attorney Dkt #:3000068-013000
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATAYAMA, NORIKAZU
Exec Dt:
07/03/2023
2
KUMAGAI, YOKO
Exec Dt:
07/03/2023
3
ITO, NARUSHI
Exec Dt:
07/03/2023
Assignee
1
PROVIGATE INC.
7-3-1 HONGO, BUNKYO-KU
TOKYO, JAPAN 1130033
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20240109061
18262125
Correspondence name and address
MCBEE MOORE & VANIK IP, LLC
10 SOUTH MARKET STREET, 2ND FLOOR
FREDERICK, MD 21701

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