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Patent Assignment Assignor Details
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Assignor Name : HAMAGUCHI, MASAHIKO
Total Assignments: 21
Assignment: 1
Reel/Frame:012558/0841   Pages: 2
Recorded: 02/07/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAGUCHI, MASAHIKO
Exec Dt:
01/14/2002
2
SHIMADA, YOSHIAKI
Exec Dt:
01/14/2002
3
KONDOU, MONTA
Exec Dt:
01/14/2002
Assignee
1
KOMATSU LTD.
3-6, AKASAKA 2-CHOME, MINATO-KU
TOKYO 107-8414, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6698932
US20020081046
10023815
Correspondence name and address
VARNDELL & VARNDELL, PLLC
R. EUGENE VARNDELL, JR.
106-A SOUTH COLUMBUS STREET
ALEXANDRIA, VA 22314
Assignment: 2
Reel/Frame:018800/0729   Pages: 2
Recorded: 01/16/2007
Attorney Dkt #:VX062759
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAGUCHI, MASAHIKO
Exec Dt:
12/13/2006
2
IWASAKI, AKINOBU
Exec Dt:
12/13/2006
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7669898
US20070122261
11600921
Correspondence name and address
R. EUGENE VARNDELL, JR.
POSZ LAW GROUP, PLC
12040 SOUTH LAKES DRIVE, SUITE 101
RESTON, VA 20191
Assignment: 3
Reel/Frame:032492/0741   Pages: 5
Recorded: 03/21/2014
Attorney Dkt #:209083-0027-00-US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIMURA, NAOKI
Exec Dt:
02/28/2014
2
FURUKAWA, MOTOO
Exec Dt:
02/28/2014
3
YAMAHATA, TAKANORI
Exec Dt:
02/28/2014
4
HAMAGUCHI, MASAHIKO
Exec Dt:
02/28/2014
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9273447
US20150218778
14346343
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 4
Reel/Frame:032656/0454   Pages: 4
Recorded: 04/11/2014
Attorney Dkt #:KL-US130176
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KIMURA, NAOKI
Exec Dt:
03/12/2014
2
HAMAGUCHI, MASAHIKO
Exec Dt:
03/10/2014
3
YAMAHATA, TAKANORI
Exec Dt:
03/18/2014
4
ISHIDA, SHU
Exec Dt:
03/12/2014
5
TATSUTA, HIDENORI
Exec Dt:
03/12/2014
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9284716
US20150252553
14351290
Correspondence name and address
GLOBAL IP COUNSELORS, LLP DAVID TARNOFF
1233 20TH STREET, NW, SUITE 700
SUITE 700
WASHINGTON, DC 20036-2680
Assignment: 5
Reel/Frame:032654/0057   Pages: 3
Recorded: 04/11/2014
Attorney Dkt #:KL-US130177
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TOKIWA, SATORU
Exec Dt:
03/18/2014
2
KIMURA, NAOKI
Exec Dt:
03/18/2014
3
HAMAGUCHI, MASAHIKO
Exec Dt:
03/18/2014
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9027687
US20140339001
14351223
Correspondence name and address
GLOBAL IP COUNSELORS, LLP DAVID TARNOFF
1233 20TH STREET, NW, SUITE 700
SUITE 700
WASHINGTON, DC 20036-2680
Assignment: 6
Reel/Frame:033228/0770   Pages: 4
Recorded: 07/02/2014
Attorney Dkt #:KL-US140235
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YAMAHATA, TAKANORI
Exec Dt:
06/04/2014
2
NAKAGAWA, SATOSHI
Exec Dt:
06/04/2014
3
HAMAGUCHI, MASAHIKO
Exec Dt:
06/04/2014
4
SUNEYA, JUNICHI
Exec Dt:
06/04/2014
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9181680
US20150275481
14370240
Correspondence name and address
GLOBAL IP COUNSELORS, LLP DAVID TARNOFF
1233 20TH STREET, NW, SUITE 700
SUITE 700
WASHINGTON, DC 20036-2680
Assignment: 7
Reel/Frame:033354/0573   Pages: 4
Recorded: 07/21/2014
Attorney Dkt #:KL-US140236
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KITASHOU, MASATO
Exec Dt:
06/04/2014
2
YOMOGITA, MAKOTO
Exec Dt:
06/19/2014
3
KIMURA, NAOKI
Exec Dt:
06/04/2014
4
HAMAGUCHI, MASAHIKO
Exec Dt:
06/04/2014
5
SUNEYA, JUNICHI
Exec Dt:
06/04/2014
6
YAMAHATA, TAKANORI
Exec Dt:
06/04/2014
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9193395
US20150298748
14373557
Correspondence name and address
GLOBAL IP COUNSELORS, LLP DAVID TARNOFF
1233 20TH STREET, NW, SUITE 700
SUITE 700
WASHINGTON, DC 20036-2680
Assignment: 8
Reel/Frame:033354/0948   Pages: 4
Recorded: 07/21/2014
Attorney Dkt #:KL-US140312
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KITASHOU, MASATO
Exec Dt:
06/17/2014
2
YOMOGITA, MAKOTO
Exec Dt:
06/19/2014
3
KIMURA, NAOKI
Exec Dt:
06/17/2014
4
HAMAGUCHI, MASAHIKO
Exec Dt:
06/23/2014
5
SUNEYA, JUNICHI
Exec Dt:
06/17/2014
6
YAMAHATA, TAKANORI
Exec Dt:
06/17/2014
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9399854
US20150275479
14373578
Correspondence name and address
GLOBAL IP COUNSELORS, LLP DAVID TARNOFF
1233 20TH STREET, NW, SUITE 700
SUITE 700
WASHINGTON, DC 20036-2680
Assignment: 9
Reel/Frame:043518/0239   Pages: 8
Recorded: 09/07/2017
Attorney Dkt #:KL-US150863
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IKARI, MASANORI
Exec Dt:
08/30/2017
2
NAKABAYASHI, MASANOBU
Exec Dt:
09/03/2017
3
TAKENAKA, YUITA
Exec Dt:
08/29/2017
4
HAMAGUCHI, MASAHIKO
Exec Dt:
08/30/2017
5
ITOU, JUN
Exec Dt:
08/29/2017
6
MURAMOTO, KENICHI
Exec Dt:
08/30/2017
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10562564
US20180105202
15556359
Correspondence name and address
GLOBAL IP COUNSELORS, LLP DAVID TARNOFF
1233 20TH STREET, NW
SUITE 600
WASHINGTON, DC 20036-2680
Assignment: 10
Reel/Frame:043489/0181   Pages: 4
Recorded: 09/05/2017
Attorney Dkt #:KL-US150817
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MURAMOTO, KENICHI
Exec Dt:
09/04/2017
2
KATO, YASUNARI
Exec Dt:
09/04/2017
3
SHIMASAKI, YUUKI
Exec Dt:
09/04/2017
4
ITOU, JUN
Exec Dt:
09/04/2017
5
HAMAGUCHI, MASAHIKO
Exec Dt:
09/04/2017
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10370821
US20180058037
15555724
Correspondence name and address
GLOBAL IP COUNSELORS, LLP DAVID TARNOFF
1233 20TH STREET, NW
SUITE 600
WASHINGTON, DC 20036-2680
Assignment: 11
Reel/Frame:043806/0041   Pages: 5
Recorded: 10/06/2017
Attorney Dkt #:209083-0121-00-US-568715
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAGUCHI, MASAHIKO
Exec Dt:
09/22/2017
2
MURAMOTO, KENICHI
Exec Dt:
09/22/2017
3
SHIMASAKI, YUUKI
Exec Dt:
09/22/2017
4
SETOGUCHI, MASATAKA
Exec Dt:
09/22/2017
5
ITO, JUN
Exec Dt:
09/22/2017
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10392777
US20180100289
15564908
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 12
Reel/Frame:043870/0257   Pages: 5
Recorded: 10/16/2017
Attorney Dkt #:209083-0122-00-US-568832
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAGUCHI, MASAHIKO
Exec Dt:
09/22/2017
2
MURAMOTO, KENICHI
Exec Dt:
09/22/2017
3
SHIMASAKI, YUUKI
Exec Dt:
09/22/2017
4
SETOGUCHI, MASATAKA
Exec Dt:
09/22/2017
5
ITO, JUN
Exec Dt:
09/22/2017
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10099623
US20180093614
15566752
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 13
Reel/Frame:046691/0168   Pages: 7
Recorded: 08/24/2018
Attorney Dkt #:209083-0122-01 (580732)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HAMAGUCHI, MASAHIKO
Exec Dt:
09/22/2017
2
MURAMOTO, KENICHI
Exec Dt:
09/22/2017
3
SHIMASAKI, YUKI
Exec Dt:
09/22/2017
4
SETOGUCHI, MASATAKA
Exec Dt:
09/22/2017
5
ITO, JUN
Exec Dt:
09/22/2017
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10744948
US20180361938
16110251
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 14
Reel/Frame:047870/0710   Pages: 7
Recorded: 10/18/2018
Attorney Dkt #:209083-0122-01 (580732)
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE FIRST NAME OF THE THIRD INVENTOR PREVIOUSLY RECORDED AT REEL: 046691 FRAME: 0168. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
HAMAGUCHI, MASAHIKO
Exec Dt:
09/22/2017
2
MURAMOTO, KENICHI
Exec Dt:
09/22/2017
3
SHIMASAKI, YUUKI
Exec Dt:
09/22/2017
4
SETOGUCHI, MASATAKA
Exec Dt:
09/22/2017
5
ITO, JUN
Exec Dt:
09/22/2017
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10744948
US20180361938
16110251
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W., SUITE 1100
WASHINGTON, DC 20005
Assignment: 15
Reel/Frame:047461/0345   Pages: 4
Recorded: 11/09/2018
Attorney Dkt #:074923.00045
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IWATA, TERUHISA
Exec Dt:
08/28/2018
2
HAMAGUCHI, MASAHIKO
Exec Dt:
08/30/2018
3
WADA, HIROFUMI
Exec Dt:
08/30/2018
4
ITOU, JUN
Exec Dt:
08/30/2018
5
KITASHOU, MASATO
Exec Dt:
08/20/2018
6
TATSUTA, HIDENORI
Exec Dt:
09/04/2018
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D873868
NONE
29669614
Correspondence name and address
FOX ROTHSCHILD LLP
997 LENOX DRIVE, BLDG. #3
LAWRENCEVILLE, NJ 08648
Assignment: 16
Reel/Frame:047496/0610   Pages: 2
Recorded: 11/09/2018
Attorney Dkt #:074923.00044
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IWATA, TERUHISA
Exec Dt:
08/28/2018
2
HAMAGUCHI, MASAHIKO
Exec Dt:
08/30/2018
3
WADA, HIROFUMI
Exec Dt:
08/30/2018
4
ITOU, JUN
Exec Dt:
08/30/2018
5
KITASHOU, MASATO
Exec Dt:
08/20/2018
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
D874524
NONE
29669608
Correspondence name and address
FOX ROTHSCHILD LLP
997 LENOX DRIVE, BLDG. #3
LAWRENCEVILLE, NJ 08648
Assignment: 17
Reel/Frame:049609/0107   Pages: 11
Recorded: 06/27/2019
Attorney Dkt #:209083-0179-00-US-590682
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
TATSUTA, HIDENORI
Exec Dt:
06/04/2019
2
KITASHOU, MASATO
Exec Dt:
06/04/2019
3
IKEJIRI, SHOHEI
Exec Dt:
06/04/2019
4
HAMAGUCHI, MASAHIKO
Exec Dt:
06/04/2019
5
WADA, HIROFUMI
Exec Dt:
06/04/2019
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11155981
US20190345689
16474157
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 18
Reel/Frame:049815/0276   Pages: 14
Recorded: 07/22/2019
Attorney Dkt #:209083-0182-00-US-591553
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WADA, HIROFUMI
Exec Dt:
06/27/2019
2
KITASHOU, MASATO
Exec Dt:
06/27/2019
3
SHIMASAKI, YUUKI
Exec Dt:
07/12/2019
4
SHINAGAWA, KAZUNARI
Exec Dt:
06/27/2019
5
IZAWA, TAKUSHI
Exec Dt:
06/27/2019
6
MURAMOTO, KENICHI
Exec Dt:
06/27/2019
7
IMAI, JUNICHIROU
Exec Dt:
06/27/2019
8
NAKADE, IZUMI
Exec Dt:
06/27/2019
9
TATSUTA, HIDENORI
Exec Dt:
06/27/2019
10
HAMAGUCHI, MASAHIKO
Exec Dt:
06/27/2019
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA, MINATO-KU
TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11673447
US20210354766
16479650
Correspondence name and address
DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 19
Reel/Frame:054723/0016   Pages: 14
Recorded: 12/22/2020
Attorney Dkt #:209083-0215-00-US-000008
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUMIYA, HAJIME
Exec Dt:
12/17/2020
2
HAMAGUCHI, MASAHIKO
Exec Dt:
12/17/2020
3
OTA, KOHEI
Exec Dt:
12/17/2020
4
HASHIBA, DAISUKE
Exec Dt:
12/17/2020
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA
MINATO-KU, TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210270012
17254995
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 20
Reel/Frame:055454/0949   Pages: 14
Recorded: 03/02/2021
Attorney Dkt #:209083-0223-00-US-000016
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSHI, AKIHIRO
Exec Dt:
02/09/2021
2
HAMAGUCHI, MASAHIKO
Exec Dt:
02/09/2021
3
WADA, HIROFUMI
Exec Dt:
02/09/2021
4
KIMURA, NAOKI
Exec Dt:
02/02/2021
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA
MINATO-KU, TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11613191
US20220118895
17272681
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209
Assignment: 21
Reel/Frame:055455/0040   Pages: 14
Recorded: 03/02/2021
Attorney Dkt #:209083-0224-00-US-000017
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KOSHI, AKIHIRO
Exec Dt:
02/09/2021
2
HAMAGUCHI, MASAHIKO
Exec Dt:
02/09/2021
3
WADA, HIROFUMI
Exec Dt:
02/09/2021
4
KIMURA, NAOKI
Exec Dt:
02/02/2021
Assignee
1
KOMATSU LTD.
2-3-6, AKASAKA
MINATO-KU, TOKYO, JAPAN 107-8414
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11591771
US20210340727
17272684
Correspondence name and address
FAEGRE DRINKER BIDDLE & REATH (DC)
1500 K STREET, N.W.
SUITE 1100
WASHINGTON, DC 20005-1209

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