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Patent Assignment Assignor Details
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Assignor Name : KATSUMURA, TATSURO
Total Assignments: 21
Assignment: 1
Reel/Frame:007998/0904   Pages: 2
Recorded: 06/24/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATSUMURA, TATSURO
Exec Dt:
06/11/1996
2
MINAMI, YUSUKE
Exec Dt:
06/11/1996
3
YASUKAWA, MASAHIKO
Exec Dt:
06/13/1996
Assignee
1
NKK CORPORATION
CHIYODA-KU
1-2, 1-CHOME, MARUNOUCHI
TOKYO 100, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5816087
NONE
08633169
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN, ET AL
HERBERT GOODMAN
767 THIRD AVENUE, 25TH FLOOR
NEW YORK, NY 10017-2023
Assignment: 2
Reel/Frame:008039/0900   Pages: 2
Recorded: 07/19/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATSUMURA, TATSURO
Exec Dt:
07/02/1996
2
ARIIZUMI, TAKASHI
Exec Dt:
07/10/1996
3
YAMAZAKI, MOTOHARU
Exec Dt:
07/08/1996
4
YASUKAWA, MASAHIKO
Exec Dt:
07/04/1996
Assignee
1
NKK CORPORATION
1-2, 1-CHOME, MARUNOUCHI, CHIYODA-KU
TOKYO, JAPAN 100
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5778714
NONE
08645223
Correspondence name and address
FRISHAUF, HOLTZ, GOODMAN ET AL
HERBERT GOODMAN
767 THIRD AVENUE, 25TH FL.
NEW YORK, NY 10017-2023
Assignment: 3
Reel/Frame:033638/0906   Pages: 4
Recorded: 08/29/2014
Attorney Dkt #:GMP-14-1687
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATSUMURA, TATSURO
Exec Dt:
05/19/2014
2
IGUCHI, TAKAAKI
Exec Dt:
05/26/2014
3
KOJO, RINYA
Exec Dt:
05/21/2014
4
HARA, KOJI
Exec Dt:
05/21/2014
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20150027191
14382097
Correspondence name and address
IP GROUP OF DLA PIPER LLP (US)
ONE LIBERTY PLACE
1650 MARKET ST, SUITE 4900
PHILADELPHIA, PA 19103
Assignment: 4
Reel/Frame:034270/0950   Pages: 2
Recorded: 11/26/2014
Attorney Dkt #:JFE-14-2421
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATSUMURA, TATSURO
Exec Dt:
09/10/2014
2
ITAKURA, NORITSUGU
Exec Dt:
09/16/2014
3
NAMBU, SEIICHIRO
Exec Dt:
09/19/2014
4
ISHIKAWA, KAZUTOSHI
Exec Dt:
09/11/2014
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAICHO 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9707614
US20150114073
14404241
Correspondence name and address
IP GROUP OF DLA PIPER LLP (US)
ONE LIBERTY PLACE
1650 MARKET ST, SUITE 4900
PHILADELPHIA, PA 19103
Assignment: 5
Reel/Frame:035139/0371   Pages: 3
Recorded: 03/11/2015
Attorney Dkt #:164441
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IGUCHI, TAKAAKI
Exec Dt:
12/22/2014
2
KATSUMURA, TATSURO
Exec Dt:
12/19/2014
3
KIMURA, HIDETO
Exec Dt:
12/24/2014
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10441982
US20150217349
14427414
Correspondence name and address
JAMES A. OLIFF
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 6
Reel/Frame:035816/0029   Pages: 4
Recorded: 06/10/2015
Attorney Dkt #:164595
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATSUMURA, TATSURO
Exec Dt:
04/14/2015
2
FUKUDA, HIROYUKI
Exec Dt:
04/09/2015
3
SUGANO, KOJI
Exec Dt:
04/15/2015
4
ISHIKAWA, KAZUTOSHI
Exec Dt:
04/15/2015
5
ISHIGURO, YASUHIDE
Exec Dt:
04/14/2015
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9506132
US20150247227
14433727
Correspondence name and address
OLIFF PLC
277 S. WASHINGTON ST.
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:038348/0107   Pages: 3
Recorded: 04/21/2016
Attorney Dkt #:169595
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
11/30/2015
2
KATSUMURA, TATSURO
Exec Dt:
11/30/2015
3
KATO, YASUSHI
Exec Dt:
12/01/2015
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10562085
US20160236249
15031247
Correspondence name and address
JAMES A. OLIFF
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 8
Reel/Frame:038393/0503   Pages: 4
Recorded: 04/27/2016
Attorney Dkt #:JFE-16-1042 (308692-433)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
11/30/2015
2
KATSUMURA, TATSURO
Exec Dt:
11/30/2015
3
KIMURA, HIDETO
Exec Dt:
12/02/2015
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10570471
US20160265076
15032421
Correspondence name and address
IP GROUP OF DLA PIPER LLP (US)
ONE LIBERTY PLACE
1650 MARKET ST, SUITE 4900
PHILADELPHIA, PA 19103
Assignment: 9
Reel/Frame:039178/0794   Pages: 3
Recorded: 07/18/2016
Attorney Dkt #:JFE-289US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATSUMURA, TATSURO
Exec Dt:
02/09/2016
2
UEHARA, HIROHIDE
Exec Dt:
02/16/2016
3
ITO, YOICHI
Exec Dt:
02/15/2016
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10092949
US20170333983
15039547
Correspondence name and address
ANDREW J. KOOPMAN
RATNERPRESTIA
1235 WESTLAKES DRIVE, SUITE 301
BERWYN, PA 19312
Assignment: 10
Reel/Frame:043737/0867   Pages: 4
Recorded: 09/29/2017
Attorney Dkt #:JFE-327US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
12/12/2016
2
KATSUMURA, TATSURO
Exec Dt:
12/12/2016
3
USHIDA, HIROKI
Exec Dt:
12/13/2016
4
KATO, YASUSHI
Exec Dt:
12/15/2016
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10544476
US20170335422
15529842
Correspondence name and address
FRANK P. TISE
RATNERPRESTIA
2200 RENAISSANCE BLVD., SUITE 350
KING OF PRUSSIA, PA 19406
Assignment: 11
Reel/Frame:052233/0143   Pages: 4
Recorded: 03/26/2020
Attorney Dkt #:JFE-327US1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
12/12/2016
2
KATSUMURA, TATSURO
Exec Dt:
12/12/2016
3
USHIDA, HIROKI
Exec Dt:
12/13/2016
4
KATO, YASUSHI
Exec Dt:
12/15/2016
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11821051
US20200109460
16708997
Correspondence name and address
ANDREW J. KOOPMAN
RATNERPRESTIA
2200 RENAISSANCE BLVD., SUITE 350
KING OF PRUSSIA, PA 19406
Assignment: 12
Reel/Frame:043231/0147   Pages: 3
Recorded: 08/08/2017
Attorney Dkt #:JFE-17-1290 (308692-458)
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
04/14/2017
2
KATSUMURA, TATSURO
Exec Dt:
04/15/2017
3
KATO, YASUSHI
Exec Dt:
04/18/2017
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10837073
US20180023158
15549514
Correspondence name and address
IP GROUP OF DLA PIPER LLP (US)
ONE LIBERTY PLACE
1650 MARKET ST, SUITE 4900
PHILADELPHIA, PA 19103
Assignment: 13
Reel/Frame:057236/0743   Pages: 6
Recorded: 08/20/2021
Attorney Dkt #:JFE-512US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
03/05/2021
2
KATSUMURA, TATSURO
Exec Dt:
03/03/2021
3
OTA, HIROKI
Exec Dt:
02/24/2021
4
FUJIMURA, KAZUKI
Exec Dt:
03/03/2021
5
YUGA, MASAO
Exec Dt:
02/19/2021
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220018007
17296626
Correspondence name and address
RATNERPRESTIA
2200 RENAISSANCE BOULEVARD
SUITE 350
KING OF PRUSSIA, PA 19406
Assignment: 14
Reel/Frame:057856/0508   Pages: 3
Recorded: 10/21/2021
Attorney Dkt #:21P0199
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
10/05/2021
2
KATSUMURA, TATSURO
Exec Dt:
10/05/2021
3
OTA, HIROKI
Exec Dt:
10/05/2021
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME,
CHIYODA-KU, TOKYO, JAPAN 1000011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11731184
US20220193745
17594527
Correspondence name and address
KENJA IP LAW PC
4 NORTH SECOND STREET, SUITE 598
SAN JOSE, CA 95113
Assignment: 15
Reel/Frame:059889/0468   Pages: 3
Recorded: 05/11/2022
Attorney Dkt #:220431
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
02/14/2022
2
KATSUMURA, TATSURO
Exec Dt:
02/15/2022
3
OTA, HIROKI
Exec Dt:
02/23/2022
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220388048
17775952
Correspondence name and address
AARON L. WEBB
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850
Assignment: 16
Reel/Frame:060866/0201   Pages: 5
Recorded: 08/23/2022
Attorney Dkt #:JFE-562US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
06/27/2022
2
YUGA, MASAO
Exec Dt:
05/16/2022
3
KATSUMURA, TATSURO
Exec Dt:
05/09/2022
4
KIJIMA, HIDEO
Exec Dt:
05/16/2022
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME,
CHIYODA-KU,
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230090789
17795031
Correspondence name and address
RATNERPRESTIA
2200 RENAISSANCE BOULEVARD
SUITE 300
KING OF PRUSSIA, PA 19406
Assignment: 17
Reel/Frame:061804/0924   Pages: 5
Recorded: 11/17/2022
Attorney Dkt #:JFE-565US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
06/27/2022
2
YUGA, MASAO
Exec Dt:
05/16/2022
3
KATSUMURA, TATSURO
Exec Dt:
05/09/2022
4
KIJIMA, HIDEO
Exec Dt:
05/16/2022
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230090536
17800283
Correspondence name and address
RATNERPRESTIA
2200 RENAISSANCE BOULEVARD
SUITE 350
KING OF PRUSSIA, PA 19406
Assignment: 18
Reel/Frame:061805/0706   Pages: 5
Recorded: 11/17/2022
Attorney Dkt #:JFE-566US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
06/27/2022
2
YUGA, MASAO
Exec Dt:
05/16/2022
3
KATSUMURA, TATSURO
Exec Dt:
05/09/2022
4
KIJIMA, HIDEO
Exec Dt:
05/16/2022
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230097339
17800294
Correspondence name and address
RATNERPRESTIA
2200 RENAISSANCE BOULEVARD
SUITE 350
KING OF PRUSSIA, PA 19406
Assignment: 19
Reel/Frame:061836/0941   Pages: 5
Recorded: 11/21/2022
Attorney Dkt #:JFE-571US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
06/27/2022
2
YUGA, MASAO
Exec Dt:
05/16/2022
3
KATSUMURA, TATSURO
Exec Dt:
05/09/2022
4
KIJIMA, HIDEO
Exec Dt:
05/16/2022
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230079996
17800963
Correspondence name and address
RATNERPRESTIA
2200 RENAISSANCE BOULEVARD
SUITE 350
KING OF PRUSSIA, PA 19406
Assignment: 20
Reel/Frame:062702/0810   Pages: 5
Recorded: 02/15/2023
Attorney Dkt #:JFE-577US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
07/10/2022
2
YUGA, MASAO
Exec Dt:
06/28/2022
3
KATSUMURA, TATSURO
Exec Dt:
06/24/2022
4
KIJIMA, HIDEO
Exec Dt:
06/28/2022
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230183829
17925410
Correspondence name and address
RATNERPRESTIA
2200 RENAISSANCE BOULEVARD
SUITE350
KING OF PRUSSIA, PA 19406
Assignment: 21
Reel/Frame:061532/0551   Pages: 3
Recorded: 10/25/2022
Attorney Dkt #:221542
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SASAKI, SHUNSUKE
Exec Dt:
07/24/2022
2
KATSUMURA, TATSURO
Exec Dt:
07/04/2022
3
KIJIMA, HIDEO
Exec Dt:
07/11/2022
Assignee
1
JFE STEEL CORPORATION
2-3, UCHISAIWAI-CHO 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-0011
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230182185
17921283
Correspondence name and address
AARON L. WEBB
OLIFF PLC
P.O. BOX 320850
ALEXANDRIA, VA 22320-4850

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