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Patent Assignment Assignor Details
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Assignor Name : YOSHIZAWA, MITSURU
Total Assignments: 15
Assignment: 1
Reel/Frame:004979/0772   Pages: 1
Recorded: 11/30/1988
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
HIRAI, RYOJI
Exec Dt:
11/22/1988
2
YOSHIZAWA, MITSURU
Exec Dt:
11/22/1988
3
IKEDA, HIROYUKI
Exec Dt:
11/22/1988
Assignee
1
HITACHI, LTD. A CORP. OF JAPAN
6, KANDA SURUGADAI 4-CHOME
CHIYODA-KU, TOKYO, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
4943754
NONE
07277946
Correspondence name and address
ANTONELLI, TERRY & WANDS
SUITE 600
1919 PENNSYLVANIA AVENUE, N.W.
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:014112/0334   Pages: 3
Recorded: 05/23/2003
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOSHIZAWA, MITSURU
Exec Dt:
04/18/2003
2
KONDO, KUNIO
Exec Dt:
04/18/2003
3
IGARASHI, MASAAKI
Exec Dt:
04/21/2003
4
KOMIZO, YUICHI
Exec Dt:
04/21/2003
Assignee
1
SUMITOMO METAL INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME CHUO-KU
OSAKA-SHI
OSAKA, JAPAN 541-0041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7662244
US20030217789
10443821
Correspondence name and address
CLARK & BRODY
CHRISTOPHER W. BRODY
1750 K STREET, N.W
SUITE 600
WASHINGTON, DC 20006
Assignment: 3
Reel/Frame:020546/0221   Pages: 4
Recorded: 02/22/2008
Attorney Dkt #:12049-0048
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
YOSHIZAWA, MITSURU
Exec Dt:
07/26/2007
2
IGARASHI, MASAAKI
Exec Dt:
07/26/2007
3
MIYAHARA, MITSUO
Exec Dt:
07/30/2007
4
NOGUCHI, YASUTAKA
Exec Dt:
07/30/2007
Assignee
1
SUMITOMO METAL INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME
CHUO-KU, OSAKA-SHI, OSAKA, JAPAN 541-0041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20080112837
11905877
Correspondence name and address
TRACY BOYDEN
1090 VERMONT AVENUE, NW
STE 250, CLARK & BRODY
WASHINGTON, DC 20005
Assignment: 4
Reel/Frame:021944/0756   Pages: 4
Recorded: 12/04/2008
Attorney Dkt #:31472/44194
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
IIDA, SUMIO
Exec Dt:
10/22/2008
2
HIDAKA, YASUYOSHI
Exec Dt:
10/10/2008
3
YOSHIZAWA, MITSURU
Exec Dt:
10/14/2008
4
NAKAIKE, KOJI
Exec Dt:
10/16/2008
Assignee
1
SUMITOMO METAL INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME
CHUO-KU, OSAKA-SHI
OSAKA, JAPAN 541-0041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8065901
US20090071221
12236970
Correspondence name and address
MARSHALL GERSTEIN & BORUN LLP
233 S. WACKER DRIVE
6300 SEARS TOWER
CHICAGO, IL 60606
Assignment: 5
Reel/Frame:024385/0150   Pages: 4
Recorded: 05/14/2010
Attorney Dkt #:12049-0081
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HIRATA, HIROYUKI
Exec Dt:
10/30/2009
2
YOSHIZAWA, MITSURU
Exec Dt:
11/10/2009
3
OGAWA, KAZUHIRO
Exec Dt:
10/30/2009
4
IGARASHI, MASAAKI
Exec Dt:
11/04/2009
Assignee
1
SUMITOMO METAL INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME
CHUO-KU, OSAKA-SHI, OSAKA, JAPAN 541-0041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20100086430
12631307
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314
Assignment: 6
Reel/Frame:028032/0757   Pages: 4
Recorded: 04/12/2012
Attorney Dkt #:12049-0109
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISEDA, ATSURO
Exec Dt:
03/28/2012
2
NISHIYAMA, YOSHITAKA
Exec Dt:
04/03/2012
3
SETO, MASAHIRO
Exec Dt:
03/28/2012
4
YAMAMOTO, SATOMI
Exec Dt:
03/28/2012
5
HIRATA, HIROYUKI
Exec Dt:
04/03/2012
6
NOGUCHI, YASUTAKA
Exec Dt:
04/03/2012
7
YOSHIZAWA, MITSURU
Exec Dt:
03/28/2012
8
MATSUO, HIROSHI
Exec Dt:
03/28/2012
Assignee
1
SUMITOMO METAL INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU, OSAKA-SHI,
OSAKA, JAPAN 541-0041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20130130058
13429966
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD
SUITE 510
ALEXANDRIA, VA 22314
Assignment: 7
Reel/Frame:028630/0727   Pages: 5
Recorded: 06/27/2012
Attorney Dkt #:12049-0112
Conveyance: CORRECTIVE ASSIGNMENT TO CORRECT THE ADD INVENTORS 4-6: 4. KAZUHIRO OGAWA; 5. ATSURO ISEDA; 6. MITSURU YOSHIZAWA PREVIOUSLY RECORDED ON REEL 028326 FRAME 0456. ASSIGNOR(S) HEREBY CONFIRMS THE INVENTORS 4-6 TO THE ASSIGNMENT..
Assignors
1
HIRATA, HIROYUKI
Exec Dt:
05/11/2012
2
OKADA, HIROKAZU
Exec Dt:
05/14/2012
3
SEMBA, HIROYUKI
Exec Dt:
05/11/2012
4
OGAWA, KAZUHIRO
Exec Dt:
05/11/2012
5
ISEDA, ATSURO
Exec Dt:
05/14/2012
6
YOSHIZAWA, MITSURU
Exec Dt:
05/14/2012
Assignee
1
SUMITOMO METAL INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU, OSAKA-SHI,
OSAKA, JAPAN 541-0041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8808473
US20120288400
13472640
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD
SUITE 510
ALEXANDRIA, VA 22314
Assignment: 8
Reel/Frame:028605/0824   Pages: 3
Recorded: 07/21/2012
Attorney Dkt #:12049-0113
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NISHIYAMA, YOSHITAKA
Exec Dt:
05/31/2012
2
YOSHIZAWA, MITSURU
Exec Dt:
06/04/2012
3
SETO, MASAHIRO
Exec Dt:
06/04/2012
4
TANAKA, KATSUKI
Exec Dt:
06/04/2012
Assignee
1
SUMITOMO METAL INDUSTRIES, LTD.
5-33, KITAHAMA 4-CHOME, CHUO-KU, OSAKA-SHI,
OSAKA, JAPAN 541-0041
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8852362
US20120279607
13486503
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314
Assignment: 9
Reel/Frame:032169/0152   Pages: 4
Recorded: 02/07/2014
Attorney Dkt #:12049-0128
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEMBA, HIROYUKI
Exec Dt:
12/18/2013
2
OKADA, HIROKAZU
Exec Dt:
12/18/2013
3
HIRATA, HIROYUKI
Exec Dt:
12/18/2013
4
YOSHIZAWA, MITSURU
Exec Dt:
12/18/2013
5
ISEDA, ATSURO
Exec Dt:
12/18/2013
Assignee
1
NIPPON STEEL & SUMITOMO METAL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9328403
US20140234155
14237586
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314
Assignment: 10
Reel/Frame:049938/0380   Pages: 3
Recorded: 08/02/2019
Attorney Dkt #:008938.00006\US
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SEMBA, HIROYUKI
Exec Dt:
06/26/2019
2
OKADA, HIROKAZU
Exec Dt:
06/26/2019
3
YOSHIZAWA, MITSURU
Exec Dt:
06/26/2019
4
ONO, TOSHIHIDE
Exec Dt:
06/26/2019
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20200232081
16483049
Correspondence name and address
BANNER & WITCOFF, LTD.
28 STATE STREET
SUITE 1800
BOSTON, MA 02109
Assignment: 11
Reel/Frame:057482/0816   Pages: 5
Recorded: 09/15/2021
Attorney Dkt #:SS-F03171-01
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HIRATA, HIROYUKI
Exec Dt:
08/04/2021
2
YOSHIZAWA, MITSURU
Exec Dt:
08/16/2021
3
HIGUCHI, JUNICHI
Exec Dt:
08/18/2021
4
TANAKA, KATSUKI
Exec Dt:
08/18/2021
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220235445
17438939
Correspondence name and address
SOLARIS INTELLECTUAL PROPERTY GROUP, PLLC
401 HOLLAND LN, SUITE 407
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:059019/0703   Pages: 4
Recorded: 02/15/2022
Attorney Dkt #:1609-1676PUS1
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HIRATA, HIROYUKI
Exec Dt:
01/20/2022
2
YOSHIZAWA, MITSURU
Exec Dt:
01/20/2022
3
HIGUCHI, JUNICHI
Exec Dt:
01/20/2022
4
TANAKA, KATSUKI
Exec Dt:
01/20/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20220325394
17635312
Correspondence name and address
BIRCH, STEWART, KOLASCH & BIRCH, LLP.
8110 GATEHOUSE ROAD, SUITE 100E
FALLS CHURCH, VA 22042
Assignment: 13
Reel/Frame:061468/0456   Pages: 6
Recorded: 10/19/2022
Attorney Dkt #:6894.150508
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SETO, MASAHIRO
Exec Dt:
10/04/2022
2
HIRATA, HIROYUKI
Exec Dt:
10/05/2022
3
YOSHIZAWA, MITSURU
Exec Dt:
10/13/2022
4
HIGUCHI, JUNICHI
Exec Dt:
10/04/2022
5
OSUKI, TAKAHIRO
Exec Dt:
10/06/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230203629
17996543
Correspondence name and address
GREER BURNS & CRAIN LTD.
300 S. WACKER DRIVE, SUITE 2500
CHICAGO, IL 60606
Assignment: 14
Reel/Frame:061483/0940   Pages: 5
Recorded: 10/20/2022
Attorney Dkt #:6894.150507
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HIRATA, HIROYUKI
Exec Dt:
10/05/2022
2
SETO, MASAHIRO
Exec Dt:
10/04/2022
3
YOSHIZAWA, MITSURU
Exec Dt:
10/13/2022
4
HIGUCHI, JUNICHI
Exec Dt:
10/04/2022
5
OSUKI, TAKAHIRO
Exec Dt:
10/06/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230220508
17996700
Correspondence name and address
GREER BURNS & CRAIN LTD.
300 S. WACKER DRIVE, SUITE 2500
CHICAGO, IL 60606
Assignment: 15
Reel/Frame:062028/0438   Pages: 6
Recorded: 12/08/2022
Attorney Dkt #:6894.150958
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
HIRATA, HIROYUKI
Exec Dt:
11/01/2022
2
AOTA, SHOHGO
Exec Dt:
10/25/2022
3
YOSHIZAWA, MITSURU
Exec Dt:
10/28/2022
4
OSUKI, TAKAHIRO
Exec Dt:
10/31/2022
Assignee
1
NIPPON STEEL CORPORATION
6-1, MARUNOUCHI 2-CHOME, CHIYODA-KU,
TOKYO, JAPAN 100-8071
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20230212724
18001149
Correspondence name and address
GREER BURNS & CRAIN LTD.
300 S. WACKER DRIVE, SUITE 2500
CHICAGO, IL 60606

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