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Patent Assignment Assignor Details
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Assignor Name : HIROTA, RYOJI
Total Assignments: 7
Assignment: 1
Reel/Frame:006051/0056   Pages: 4
Recorded: 03/10/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
OKIYAMA, TAKUJI
Exec Dt:
02/28/1992
2
HIROTA, RYOJI
Exec Dt:
02/28/1992
3
HARA, TAKUJI
Exec Dt:
02/28/1992
4
KAWAI, YUTAKA
Exec Dt:
02/28/1992
5
TAKEMOTO, TOSHIHIKO
Exec Dt:
02/28/1992
Assignee
1
NISSHIN STEEL COMPANY, LTD.
4-1 MARUNOUCHI 2-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5211771
NONE
07848202
Correspondence name and address
WEBB, BURDEN, ZIESENHEIM & WEBB, P.C.
RICHARD L. BYRNE
700 KOPPERS BUILDING
436 SEVENTH AVENUE
PITTSBURGH, PA 15219-1818
Assignment: 2
Reel/Frame:008288/0186   Pages: 4
Recorded: 10/25/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
WATANABE, KAZUYUKI
Exec Dt:
09/11/1996
2
NAKANO, HIROFUMI
Exec Dt:
09/11/1996
3
TAKEMOTO, TOSHIHIKO
Exec Dt:
09/26/1996
4
HIROTA, RYOJI
Exec Dt:
09/26/1996
Assignees
1
FDK CORPORATION
36-11, SHINBASHI 5-CHOME
MINATO-KU, TOKYO, JAPAN
2
NISSHIN STEEL CO., LTD.
4-1, MARUNOUCHI 3-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6222286
NONE
08738205
Correspondence name and address
KECK, MAHIN & CATE
MARTIN FLEIT
P.O. BOX 06110
CHICAGO, IL 60606-0110
Assignment: 3
Reel/Frame:012340/0403   Pages: 3
Recorded: 11/29/2001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MORIKAWA, HIROSHI
Exec Dt:
11/12/2001
2
SHIGETOMI, TOMOHARU
Exec Dt:
11/12/2001
3
HIROTA, RYOJI
Exec Dt:
11/12/2001
4
YAMAUCHI, TAKASHI
Exec Dt:
11/12/2001
Assignee
1
NISSHIN STEEL CO., LTD.
4-1, MARUNOUCHI 3-CHOME
CHIYODA-KU, TOKYO 100-8366, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6599376
US20020104586
09997386
Correspondence name and address
WEBB ZIESENHEIM ET AL
RUSSELL D. ORKIN
700 KOPPERS BUILDING 436 SEVENTH AVENUE
PITTSBURGH, PA 15219-1818
Assignment: 4
Reel/Frame:037088/0205   Pages: 5
Recorded: 11/11/2015
Attorney Dkt #:12065-0116
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE SPELLING OF THE THIRD ASSIGNOR'S LAST NAME PREVIOUSLY RECORDED AT REEL: 036551 FRAME: 0077. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
Assignors
1
MATSUBAYASHI, HIROYASU
Exec Dt:
07/29/2015
2
NAKAMURA, SADAYUKI
Exec Dt:
07/28/2015
3
HIROTA, RYOJI
Exec Dt:
08/21/2015
Assignee
1
NISSHIN STEEL CO., LTD.
4-1, MARUNOUCHI 3-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8366
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10125404
US20150376729
14765623
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD
ALEXANDRIA, VA 22314
Assignment: 5
Reel/Frame:037439/0871   Pages: 3
Recorded: 01/08/2016
Attorney Dkt #:1596-206
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAMURA, SADAYUKI
Exec Dt:
10/27/2015
2
MATSUBAYASHI, HIROYASU
Exec Dt:
12/14/2015
3
HIRONAKA, AKIRA
Exec Dt:
12/14/2015
4
HIROTA, RYOJI
Exec Dt:
09/24/2015
Assignee
1
NISSHIN STEEL CO., LTD.
4-1, MARUNOUCHI 3-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8366
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9921130
US20160033357
14780174
Correspondence name and address
ROTHWELL, FIGG, ERNST & MANBECK, P.C.
607 14TH STREET, N.W.
SUITE 800
WASHINGTON, DC 20005
Assignment: 6
Reel/Frame:040512/0689   Pages: 2
Recorded: 12/05/2016
Attorney Dkt #:12065-0133
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUBAYASHI, HIROYASU
Exec Dt:
10/31/2016
2
NAKAMURA, SADAYUKI
Exec Dt:
10/31/2016
3
KATSUKI, JUNICHI
Exec Dt:
10/31/2016
4
HIROTA, RYOJI
Exec Dt:
10/31/2016
Assignee
1
NISSHIN STEEL CO., LTD.
4-1, MARUNOUCHI 3-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8366
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10371261
US20170114900
15305108
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:041883/0862   Pages: 2
Recorded: 04/06/2017
Attorney Dkt #:12065-0137
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MATSUBAYASHI, HIROYASU
Exec Dt:
03/10/2017
2
NAKAMURA, SADAYUKI
Exec Dt:
03/10/2017
3
KATSUKI, JUNICHI
Exec Dt:
03/10/2017
4
HIROTA, RYOJI
Exec Dt:
03/10/2017
Assignee
1
NISSHIN STEEL CO., LTD.
4-1, MARUNOUCHI 3-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8366
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10060003
US20170233845
15503434
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314

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