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Patent Assignment Assignor Details
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Assignor Name : KUMAGAI, TOSHIAKI
Total Assignments: 14
Assignment: 1
Reel/Frame:005522/0630   Pages: 3
Recorded: 11/26/1990
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
KUMAGAI, TOSHIAKI
Exec Dt:
10/26/1990
2
NAGASAKA, YOUETSU
Exec Dt:
10/26/1990
Assignee
1
SHIROKI CORPORATION, A CORP. OF JAPAN
2, KIRIHARACHO, FUJISAWA-SHI,
KANAGAWA-KEN,, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5104084
NONE
07587449
Correspondence name and address
BRUCE H. BERNSTEIN
SANDLER, GREENBLUM & BERSTEIN
2920 SOUTH GLEBE RD.
ARLINGTON, VA 22206
Assignment: 2
Reel/Frame:007400/0443   Pages: 3
Recorded: 03/20/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TAKASHIMIZU, YOSHIHIRO
Exec Dt:
01/06/1995
2
ANZAI, TOSHIAKI
Exec Dt:
01/06/1995
3
UMEDA, SEIGO
Exec Dt:
01/06/1995
4
MARUYAMA, HIROYUKI
Exec Dt:
01/06/1995
5
NAKATA, TADAYOSHI
Exec Dt:
01/06/1995
6
KUMAGAI, TOSHIAKI
Exec Dt:
01/06/1995
7
NISHIWAKI, RIKA
Exec Dt:
01/06/1995
Assignee
1
FUJITSU LIMITED
1015, KAMIKODANAKA, NAKAHARA-KU
KAWASAKI-SHI, KANAGAWA 211, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5715071
NONE
08407408
Correspondence name and address
ARMSTRONG, WESTERMAN, HATTORI, ET AL.
WILLIAM F. WESTERMAN
SUITE 1000, 1725 K STREET, N.W.
WASHINGTON, D.C. 20006
Assignment: 3
Reel/Frame:048516/0181   Pages: 5
Recorded: 03/06/2019
Attorney Dkt #:209083-0171-00-US-587268
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMANAKA, NOBUYOSHI
Exec Dt:
02/25/2019
2
MORI, SHUNSUKE
Exec Dt:
02/25/2019
3
KUMAGAI, TOSHIAKI
Exec Dt:
02/25/2019
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190203443
16330836
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 4
Reel/Frame:048516/0615   Pages: 5
Recorded: 03/06/2019
Attorney Dkt #:209083-0172-00-US-587269
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMANAKA, NOBUYOSHI
Exec Dt:
02/25/2019
2
MORI, SHUNSUKE
Exec Dt:
02/25/2019
3
KUMAGAI, TOSHIAKI
Exec Dt:
02/25/2019
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA
MINATO-KU, TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190186100
16330875
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 5
Reel/Frame:049685/0719   Pages: 5
Recorded: 07/08/2019
Attorney Dkt #:209083-0181-00-US-591085
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SHIMIZU, MINORU
Exec Dt:
06/11/2019
2
YAMANAKA, NOBUYOSHI
Exec Dt:
06/11/2019
3
KUMAGAI, TOSHIAKI
Exec Dt:
06/11/2019
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11168458
US20200040548
16476333
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 6
Reel/Frame:049699/0786   Pages: 4
Recorded: 07/09/2019
Attorney Dkt #:209083-0180-00-US-591086
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMANAKA, NOBUYOSHI
Exec Dt:
06/11/2019
2
KUMAGAI, TOSHIAKI
Exec Dt:
06/11/2019
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190338489
16476653
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 7
Reel/Frame:053710/0306   Pages: 5
Recorded: 09/08/2020
Attorney Dkt #:209083-0207-00-US-606022
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMANAKA, NOBUYOSHI
Exec Dt:
08/03/2020
2
KUMAGAI, TOSHIAKI
Exec Dt:
08/03/2020
3
FUJII, KENSUKE
Exec Dt:
08/03/2020
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA
MINATO-KU, TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11814817
US20210002871
16978839
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 8
Reel/Frame:053710/0339   Pages: 5
Recorded: 09/08/2020
Attorney Dkt #:209083-0208-00-US-606044
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMANAKA, NOBUYOSHI
Exec Dt:
08/03/2020
2
KUMAGAI, TOSHIAKI
Exec Dt:
08/03/2020
3
FUJII, KENSUKE
Exec Dt:
08/03/2020
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA
MINATO-KU, TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11713560
US20200407952
16978853
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 9
Reel/Frame:056329/0075   Pages: 5
Recorded: 05/24/2021
Attorney Dkt #:209083-0228-00-US-000022
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMANAKA, NOBUYOSHI
Exec Dt:
05/10/2021
2
KUMAGAI, TOSHIAKI
Exec Dt:
05/10/2021
3
FUJII, KENSUKE
Exec Dt:
05/10/2021
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA
MINATO-KU, TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220049477
17296314
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 10
Reel/Frame:056290/0854   Pages: 6
Recorded: 05/19/2021
Attorney Dkt #:079326-0085
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAGUCHI, TAKITARO
Exec Dt:
05/18/2021
2
HOSHIKAWA, HIROAKI
Exec Dt:
05/18/2021
3
KUMAGAI, TOSHIAKI
Exec Dt:
05/18/2021
Assignee
1
SUMITOMO CHEMICAL COMPANY, LIMITED
27-1, SHINKAWA 2-CHOME, CHUO-KU
TOKYO, JAPAN 104-8260
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220013769
17295034
Correspondence name and address
TOMOKI TANIDA
MCDERMOTT WILL & EMERY LLP
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 11
Reel/Frame:057410/0831   Pages: 8
Recorded: 09/08/2021
Attorney Dkt #:209083-0237-00-US-000031
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KUMAGAI, TOSHIAKI
Exec Dt:
08/20/2021
2
FUJII, KENSUKE
Exec Dt:
08/19/2021
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA
MINATO-KU, TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220178106
17437133
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 12
Reel/Frame:061329/0040   Pages: 6
Recorded: 10/06/2022
Attorney Dkt #:079326-0135
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAGUCHI, TAKITARO
Exec Dt:
09/26/2022
2
MATSUMOTO, SHINGO
Exec Dt:
09/26/2022
3
KUMAGAI, TOSHIAKI
Exec Dt:
09/26/2022
4
MATSUO, YOJI
Exec Dt:
09/26/2022
Assignee
1
SUMITOMO CHEMICAL COMPANY, LIMITED
2-7-1, NIHONBASHI, CHUO-KU
TOKYO, JAPAN 103-6020
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230155121
17916678
Correspondence name and address
TOMOKI TANIDA
MCDERMOTT WILL & EMERY LLP
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 13
Reel/Frame:061329/0169   Pages: 6
Recorded: 10/06/2022
Attorney Dkt #:079326-0134
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAGUCHI, TAKITARO
Exec Dt:
09/26/2022
2
MATSUMOTO, SHINGO
Exec Dt:
09/26/2022
3
KUMAGAI, TOSHIAKI
Exec Dt:
09/26/2022
4
MATSUO, YOJI
Exec Dt:
09/26/2022
Assignee
1
SUMITOMO CHEMICAL COMPANY, LIMITED
2-7-1, NIHONBASHI, CHUO-KU
TOKYO, JAPAN 103-6020
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230146067
17915931
Correspondence name and address
TOMOKI TANIDA
MCDERMOTT WILL & EMERY LLP
500 NORTH CAPITOL STREET, N.W.
WASHINGTON, DC 20001
Assignment: 14
Reel/Frame:061977/0685   Pages: 5
Recorded: 12/05/2022
Attorney Dkt #:209083-0280-00-US-000073
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
FUJII, KENSUKE
Exec Dt:
10/25/2022
2
KUMAGAI, TOSHIAKI
Exec Dt:
10/25/2022
3
KOYAMA, MOTOKI
Exec Dt:
10/25/2022
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA
MINATO-KU, TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230212839
18008261
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209

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