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Patent Assignment Assignor Details
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Assignor Name : NAKAGAWA, YUMI
Total Assignments: 26
Assignment: 1
Reel/Frame:006174/0398   Pages: 2
Recorded: 06/30/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
06/30/1992
Assignee
1
CHEVRON RESEARCH AND TECHNOLOGY COMPANY, A CORPORATION OF DE
SAN FRANCISCO, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5281407
NONE
07907419
Correspondence name and address
CHEVRON CORPORAITON
ALAN W. KLAASSEN
LAW DEPARTMENT-PATENT UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 2
Reel/Frame:006191/0485   Pages: 2
Recorded: 06/30/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
06/30/1992
Assignee
1
CHEVRON RESEARCH AND TECHNOLOGY COMPANY, A DE CORP.
SAN FRANCISCO, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5254514
NONE
07906919
Correspondence name and address
CHEVRON CORPORATION
CATHY E. RINCON
PATENT AND LICENSING UNIT
POST OFFICE BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 3
Reel/Frame:006248/0432   Pages: 3
Recorded: 08/31/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ZONES, STACEY I.
Exec Dt:
08/25/1992
2
NAKAGAWA, YUMI
Exec Dt:
08/25/1992
Assignee
1
CHEVRON RESEARCH AND TECHNOLOGY COMPANY, A CORP. OF DE
SAN FRANCISCO, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5340563
NONE
07908680
Correspondence name and address
MARK L. DAVIS
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 4
Reel/Frame:006249/0090   Pages: 2
Recorded: 08/27/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
ZONES, STACEY I.
Exec Dt:
08/25/1992
2
NAKAGAWA, YUMI
Exec Dt:
08/25/1992
Assignee
1
CHEVRON RESEARCH AND TECHNOLOGY COMPANY A CORP. OF DE
SAN FRANCISCO, CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5225179
NONE
07936955
Correspondence name and address
CHEVRON CORPORATION
MARK L. DAVIS
LAW DEPARTMENT - PATENT UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 5
Reel/Frame:006254/0729   Pages: 2
Recorded: 10/09/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
10/07/1992
Assignee
1
CHEVRON RESEARCH AND TECHNOLOGY COMPANY
P.O. BOX 1627 RICHMOND, CA 94802-0627
CALIFORNIA
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5271922
NONE
07959001
Correspondence name and address
CHEVRON CORPORATION
LAW DEPARTMENT
PATENT AND LICENSING UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 6
Reel/Frame:006277/0315   Pages: 2
Recorded: 10/09/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
10/07/1992
Assignee
1
CHEVRON RESEARACH AND TECHNOLOGY COMPANY
P.O. BOX 1627
RICHMOND, CALIFORNIA 94802-0627
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5271921
NONE
07958612
Correspondence name and address
CHEVRON CORPORATION
W. KEITH TURNER
LAW DEPARTMENT
PATENT & LICENSING UNIT P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 7
Reel/Frame:006286/0032   Pages: 2
Recorded: 10/09/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
10/07/1992
Assignee
1
CHEVRON RESEARCH AND TECHNOLOGY COMPANY
P.O. BOX 1627
RICHMOND, CALIFORNIA 94802-0627
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5268161
NONE
07958832
Correspondence name and address
CHEVRON CORPORATION
W. KEITH TURNER
PATENT AND LICENSING UNIT, LAW DEPT.
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 8
Reel/Frame:006287/0157   Pages: 2
Recorded: 10/09/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
10/07/1992
Assignee
1
CHEVRON RESEARCH AND TECHNOLOGY COMPANY
P.O. BOX 1627
RICHMOND, CALIFORNIA 94802-0627
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5316753
NONE
07959205
Correspondence name and address
CHEVRON CORPORATION
W. KEITH TURNER
LAW DEPT., PATENT LICENSING UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 9
Reel/Frame:006326/0767   Pages: 2
Recorded: 10/09/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
10/07/1992
Assignee
1
CHEVRON RESEARCH AND TECHNOLOGY COMPANY
P.O. BOX 1627
RICHMOND, CALIFORNIA 94802-0627
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5273736
NONE
07958634
Correspondence name and address
CHEVRON CORPORATION
W. KEITH TURNER
LAW DEPT., PATENT AND LICENSING UNIT
P. O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 10
Reel/Frame:006952/0332   Pages: 2
Recorded: 04/19/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
04/06/1994
Assignee
1
CHEVRON RESEARCH AND TECHNOLOGY COMPANY, A DIVISION OF CHEVRON U.S.A. INC.
P.O. BOX 1627
RICHMOND,, CALIFORNIA 94802-0627
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5425933
NONE
08193375
Correspondence name and address
CHEVRON CORPORATION
RICHARD J. SHERIDAN
LAW DEPT., PATENT AND LICENSING UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 11
Reel/Frame:007071/0692   Pages: 3
Recorded: 07/05/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
06/15/1994
Assignee
1
CHEVRON RESEARCH AND TECHNOLOGY COMPANY
A DIVISION OF CHEVRON U.S.A. INC.
P.O. BOX 1627
RICHMOND, CALIFORNIA 94802-0627
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5501848
NONE
08270695
Correspondence name and address
RICHARD J. SHERIDAN
CHEVRON CORPORATION
LAW DEPARTMENT, P.O. BOX 7141
PATENT AND LICENSING UNIT
SAN FRANCISCO, CA 94120-7141
Assignment: 12
Reel/Frame:007243/0991   Pages: 2
Recorded: 12/12/1994
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
12/05/1994
Assignee
1
CHEVRON U.S.A. INC.
P.O. BOX 1627
RICHMOND, CALIFORNIA 94802-0627
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5645812
NONE
08316010
Correspondence name and address
RICHARD J. SHERIDAN
CHEVRON CORPORATION
LAW DEPARTMENT, PATENT & LICENSING UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 13
Reel/Frame:007626/0391   Pages: 2
Recorded: 08/08/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
08/08/1995
Assignee
1
CHEVRON U.S.A. INC.
P.O. BOX 1627
RICHMOND, CALIFORNIA 94802
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5641393
NONE
08512603
Correspondence name and address
RICHARD J. SHERIDAN
CHEVRON CORPORATION, LAW DEPARTMENT
PATENT AND LICENSING UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 14
Reel/Frame:008170/0259   Pages: 2
Recorded: 12/01/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
11/29/1995
Assignee
1
CHEVRON U.S.A. INC.
575 MARKET STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5580540
NONE
08566201
Correspondence name and address
CHEVRON CORPORATION
RICHARD J. SHERIDAN
LAW DEPT., PATENT AND LICENSING UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 15
Reel/Frame:008070/0194   Pages: 2
Recorded: 07/09/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor
1
NAKAGAWA, YUMI
Exec Dt:
07/09/1996
Assignee
1
CHEVRON U.S.A. INC.
575 MARKET STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5707601
NONE
08610537
Correspondence name and address
CHEVRON CORPORATION
R.J. SHERIDAN
LAW DEPARTMENT/P.O. BOX 7141
PATENT AND LICENSING UNIT
SAN FRANCISCO, CA 94120-7141
Assignment: 16
Reel/Frame:008070/0860   Pages: 2
Recorded: 07/22/1996
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAGAWA, YUMI
Exec Dt:
07/09/1996
2
ZONES, STACEY I.
Exec Dt:
07/18/1996
Assignee
1
CHEVRON U.S.A. INC.
575 MARKET STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5707600
NONE
08610449
Correspondence name and address
CHEVRON CORPORATION
LAW DEPT.
PATENT AND LICENSING UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 17
Reel/Frame:008409/0705   Pages: 3
Recorded: 03/03/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAGAWA, YUMI
Exec Dt:
01/31/1997
2
ZONES, STACEY I.
Exec Dt:
02/20/1997
Assignee
1
CHEVRON U.S.A. INC.
575 MARKET STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5785947
NONE
08714025
Correspondence name and address
CHEVRON CORPORATION
R. J. SHERIDAN
PATENT AND LICENSING UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 18
Reel/Frame:009049/0731   Pages: 2
Recorded: 01/15/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KATO, KINYA
Exec Dt:
08/05/1997
2
NAKAGAWA, YUMI
Exec Dt:
08/08/1997
Assignee
1
NIKON CORPORATION
FUJI BUILDING
2-3, MARUNOUCHI 3-CHOME
CHIYODA-KU, TOKYO 100, JAPAN
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5856868
NONE
08889558
Correspondence name and address
MORGAN, LEWIS & BOCKIUS LLP
ROBERT J. GAYBRICK
1800 M STREET, NW
WASHINGTON, DC 20036
Assignment: 19
Reel/Frame:008908/0631   Pages: 4
Recorded: 12/17/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEE, GREGORY S.
Exec Dt:
12/09/1997
2
NAKAGAWA, YUMI
Exec Dt:
12/09/1997
3
ZONES, STACEY I.
Exec Dt:
12/16/1997
Assignee
1
CHEVRON U.S.A., INC.
555 MARKET STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6156290
NONE
08992054
Correspondence name and address
CHEVRON CORPORATION
RICHARD J. SHERIDAN
LAW DEPARTMENT, PO. BOX 7141
PATENT ANAD LICENSING UNIT
SAN FRANCISCO, CA 94120-7141
Assignment: 20
Reel/Frame:008908/0791   Pages: 4
Recorded: 12/17/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZONES, STACEY I.
Exec Dt:
12/09/1997
2
LEE, GREGORY S.
Exec Dt:
12/09/1997
3
NAKAGAWA, YUMI
Exec Dt:
12/16/1997
Assignee
1
CHEVRON U.S.A. INC.
555 MARKET STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6086848
NONE
08992053
Correspondence name and address
CHEVRON CORPORATION
RICHARD J. SHERIDAN
LAW DEPARTMENT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 21
Reel/Frame:008908/0976   Pages: 4
Recorded: 12/17/1997
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
LEE, GREGORY S.
Exec Dt:
12/15/1997
2
NAKAGAWA, YUMI
Exec Dt:
12/16/1997
3
REYNOLDS, RICHARD NORMAN
Exec Dt:
12/15/1997
Assignee
1
CHEVRON U.S.A. INC.
555 MARKET STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5965104
NONE
08991713
Correspondence name and address
CHEVRON CORPORATION
RICHARD J. SHERIDAN, LAW DEPARTMENT
PATENT AND LICENSING UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 22
Reel/Frame:009358/0825   Pages: 5
Recorded: 08/03/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZONES, STACEY L.
Exec Dt:
10/27/1997
2
LEE, GREGORY S.
Exec Dt:
10/27/1997
3
EVANS, SUSAN T.
Exec Dt:
07/22/1998
4
NAKAGAWA, YUMI
Exec Dt:
12/16/1997
Assignee
1
CHEVRON USA INC.
555 MARKET STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5939044
NONE
08988838
Correspondence name and address
CHEVRON CORPORATION
RICHARD J. SHERIDAN
LAW DEPARTMENT, PATENT & LICENSING UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 23
Reel/Frame:009366/0671   Pages: 5
Recorded: 07/31/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ZONES, STACEY L.
Exec Dt:
10/27/1997
2
LEE, GREGORY S.
Exec Dt:
10/27/1997
3
EVANS, SUSAN T.
Exec Dt:
07/22/1998
4
NAKAGAWA, YUMI
Exec Dt:
12/16/1997
Assignee
1
CHEVRON USA INC.
555 MARKET STREET
SAN FRANCISCO, CALIFORNIA 94105
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
5958370
NONE
08988723
Correspondence name and address
CHEVRON CORPORATION
RICHARD J. SHERIDAN
LAW DEPARTMENT / PATENT & LICENSING UNIT
P.O. BOX 7141
SAN FRANCISCO, CA 94120-7141
Assignment: 24
Reel/Frame:010417/0597   Pages: 3
Recorded: 11/23/1999
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAGAWA, YUMI
Exec Dt:
11/19/1999
2
KOMATSU, KOICHIRO
Exec Dt:
11/19/1999
Assignee
1
NIKON CORPORATION
FUJI BLDG., 2-3, MARUNOUCHI 3-CHOME
CHIYODA-KU, TOKYO, JAPAN 140
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
6313913
NONE
09447691
Correspondence name and address
DOWNS RACHLIN & MARTIN PLLC
LAWRENCE H. MEIER
199 MAIN STREET
P.O. BOX 190
BURLINGTON, VERMONT 05402-0190
Assignment: 25
Reel/Frame:037391/0086   Pages: 8
Recorded: 12/31/2015
Attorney Dkt #:015600-000001
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
SUGINO, YOSHIHIRO
Exec Dt:
05/11/2015
2
NAKAGAWA, YUMI
Exec Dt:
11/05/2015
3
TOKUNAGA, EMI
Exec Dt:
11/11/2015
Assignee
1
HEISHIN LTD.
1-54, MISAKIHOMMACHI 1-CHOME, HYOGO-KU, KOBE-SHI
HYOGO, JAPAN 652-0852
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160107133
14985998
Correspondence name and address
STUDEBAKER & BRACKETT PC
12700 SUNRISE VALLEY DRIVE
SUITE 102
RESTON, VA 20191
Assignment: 26
Reel/Frame:055156/0771   Pages: 4
Recorded: 02/05/2021
Attorney Dkt #:20P0328
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
NAKAGAWA, YUMI
Exec Dt:
02/04/2021
2
KURODA, MASAOMI
Exec Dt:
02/04/2021
3
KATAYAMA, SHIGEYUKI
Exec Dt:
02/04/2021
4
NABESHIMA, SEIJI
Exec Dt:
02/04/2021
5
MIYAGUCHI, MASASHI
Exec Dt:
02/04/2021
Assignee
1
MIZUSHIMA FERROALLOY CO., LTD.
1, MIZUSHIMA KAWASAKIDORI 1-CHOME,
KURASHIKI-SHI, OKAYAMA, JAPAN 7128513
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20210253425
17266106
Correspondence name and address
KENJA IP LAW PC
4 NORTH SECOND STREET, SUITE 598
SAN JOSE, CA 95113

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