skip navigationU S P T O SealUnited States Patent and Trademark Office AOTW logo
Home|Site Index|Search|Guides|Contacts|eBusiness|eBiz alerts|News|Help
Assignments on the Web > Patent Query
Patent Assignment Assignor Details
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Assignor Name : MASADA, KENJI
Total Assignments: 16
Assignment: 1
Reel/Frame:015470/0006   Pages: 2
Recorded: 12/20/2004
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASADA, KENJI
Exec Dt:
10/18/2004
2
AMINO, TAKAFUMI
Exec Dt:
10/18/2004
3
NAGATOMI, AKIRA
Exec Dt:
10/18/2004
Assignee
1
DOWA MINING CO., LTD.
8-2, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN 100-8282
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7241501
US20050123754
10991511
Correspondence name and address
CLARK & BRODY
1750 K STREET, NW
SUITE 600
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:015977/0241   Pages: 2
Recorded: 05/06/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASADA, KENJI
Exec Dt:
12/09/2004
2
AMINO, TAKAFUMI
Exec Dt:
12/09/2004
3
NAGATOMI, AKIRA
Exec Dt:
12/10/2004
Assignee
1
DOWA MINING CO., LTD.
8-2, MARUNOUCHI 1-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-8282
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7332220
US20050208320
11064939
Correspondence name and address
CLARK & BRODY
1090 VERMONT AVENUE, NW
SUITE 250
WASHINGTON, DC 20005
Assignment: 3
Reel/Frame:016423/0060   Pages: 2
Recorded: 08/19/2005
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASADA, KENJI
Exec Dt:
07/06/2005
2
YOSHIDA, TAKAYUKI
Exec Dt:
07/07/2005
3
AMINO, TAKAFUMI
Exec Dt:
07/07/2005
Assignee
1
DOWA MINING CO., LTD.
8-2, MARUNOUCHI 1-CHOME
CHIYODA-KU
TOKYO, JAPAN 100-8282
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7371458
US20060024501
11192178
Correspondence name and address
CLARK & BRODY
1090 VERMONT AVENUE, NW
SUITE 250
WASHINGTON, DC 20005
Assignment: 4
Reel/Frame:017056/0894   Pages: 2
Recorded: 01/24/2006
Attorney Dkt #:12065-0036
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASADA, KENJI
Exec Dt:
07/06/2005
2
KIMURA, HIROSHI
Exec Dt:
07/06/2005
3
AMINO, TAKAFUMI
Exec Dt:
07/07/2005
Assignee
1
DOWA MINING CO., LTD.
8-2, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8282
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
7314666
US20060131537
11311281
Correspondence name and address
TRACY A. BOYDEN
1090 VERMONT AVENUE, NW
SUITE 250
WASHINGTON, DC 20005
Assignment: 5
Reel/Frame:017121/0400   Pages: 3
Recorded: 02/03/2006
Attorney Dkt #:12065-0033
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
KONNO, SHINICHI
Exec Dt:
08/09/2005
2
INOUE, KENICHI
Exec Dt:
07/12/2005
3
UEYAMA, TOSHIHIKO
Exec Dt:
08/11/2005
4
MASADA, KENJI
Exec Dt:
08/11/2005
5
SASAKI, SHINYA
Exec Dt:
07/06/2005
Assignee
1
DOWA MINING CO., LTD.
8-2, MARUNOUCHI 1-CHOME, CHIYODA-KU
TOKYO, JAPAN 100-8282
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070087229
11249411
Correspondence name and address
TRACY A. BOYDEN
1090 VERMONT AVENUE, NW
SUITE 250
WASHINGTON, DC 20005
Assignment: 6
Reel/Frame:018575/0769   Pages: 2
Recorded: 12/02/2006
Attorney Dkt #:12065-0051
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASADA, KENJI
Exec Dt:
07/13/2006
2
ISHIKAWA, YUZO
Exec Dt:
07/13/2006
3
KIMURA, HIROSHI
Exec Dt:
07/13/2006
Assignee
1
DOWA MINING CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-8617
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070042230
11494550
Correspondence name and address
CLARK AND BRODY
1090 VERMONT AVENUE, NW
SUITE 250
WASHINGTON, DC 20005
Assignment: 7
Reel/Frame:019016/0218   Pages: 2
Recorded: 03/15/2007
Attorney Dkt #:12065-0054
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHIKAWA, YUZO
Exec Dt:
10/23/2006
2
MASADA, KENJI
Exec Dt:
10/25/2006
Assignee
1
DOWA ELECTRONICS MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20070111039
11594790
Correspondence name and address
CLARK AND BRODY
1090 VERMONT AVENUE, NW
SUITE 250
WASHINGTON, DC 20005
Assignment: 8
Reel/Frame:022798/0359   Pages: 2
Recorded: 06/09/2009
Attorney Dkt #:12065-0070
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
ISHIKAWA, YUZO
Exec Dt:
10/20/2008
2
MASADA, KENJI
Exec Dt:
10/16/2008
Assignee
1
DOWA ELECTRONICS MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20090252991
12308112
Correspondence name and address
CLARK & BRODY
1090 VERMONT AVENUE, N.W.
SUITE 250
WASHINGTON, DC 20005
Assignment: 9
Reel/Frame:028017/0626   Pages: 5
Recorded: 04/10/2012
Attorney Dkt #:P41825
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASADA, KENJI
Exec Dt:
03/09/2012
2
ISHIYAMA, TOMOYUKI
Exec Dt:
03/09/2012
3
IWASAKI, GOUSUKE
Exec Dt:
03/09/2012
Assignee
1
DOWA ELECTRONICS MATERIALS CO., LTD.
14-1, SOTO-KANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
8801956
US20120199782
13500989
Correspondence name and address
GREENBLUM & BERNSTEIN PLC
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 10
Reel/Frame:028676/0745   Pages: 4
Recorded: 07/30/2012
Attorney Dkt #:P42298
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
UEYAMA, TOSHIHIKO
Exec Dt:
05/24/2012
2
MASADA, KENJI
Exec Dt:
05/24/2012
Assignee
1
DOWA ELECTRONICS MATERIALS CO., LTD.
14-1, SOTO-KANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20120298908
13576073
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 11
Reel/Frame:035447/0458   Pages: 4
Recorded: 04/20/2015
Attorney Dkt #:12065-0112
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASADA, KENJI
Exec Dt:
10/28/2014
2
OMOTO, HIROHISA
Exec Dt:
10/28/2014
3
NAGASHIMA, FUTOSHI
Exec Dt:
10/28/2014
4
ABE, DAISUKE
Exec Dt:
10/28/2014
5
TADA, TOSHIO
Exec Dt:
11/12/2014
6
KASADA, NORIHITO
Exec Dt:
11/11/2014
Assignees
1
DOWA ELECTRONICS MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU,
TOKYO, JAPAN 101-0021
2
FUJIFILM CORPORATION
26-30, NISHIAZABU, 2-CHOME, MINATO-KU,
TOKYO, JAPAN 106-8620
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
9741479
US20150123026
14529544
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314
Assignment: 12
Reel/Frame:037544/0672   Pages: 4
Recorded: 01/21/2016
Attorney Dkt #:12065-0124
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
MASADA, KENJI
Exec Dt:
01/18/2016
2
OMOTO, HIROHISA
Exec Dt:
01/18/2016
3
NAGASHIMA, FUTOSHI
Exec Dt:
01/15/2016
4
SUZUKI, HIROYUKI
Exec Dt:
01/12/2016
5
TADA, TOSHIO
Exec Dt:
01/12/2016
Assignees
1
DOWA ELECTRONICS MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU,
TOKYO, JAPAN 101-0021
2
FUJIFILM CORPORATION
26-30, NISHIAZABU 2-CHOME, MINATO-KU,
TOKYO, JAPAN 106-8620
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20160217817
15002599
Correspondence name and address
CLARK & BRODY
1700 DIAGONAL ROAD, SUITE 510
ALEXANDRIA, VA 22314
Assignment: 13
Reel/Frame:044425/0102   Pages: 10
Recorded: 12/18/2017
Attorney Dkt #:P52908
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OHKOSHI, SHIN-ICHI
Exec Dt:
09/20/2017
2
TOKORO, HIROKO
Exec Dt:
09/21/2017
3
NAKABAYASHI, KOJI
Exec Dt:
09/08/2017
4
NAMAI, ASUKA
Exec Dt:
09/08/2017
5
IMOTO, KENTA
Exec Dt:
09/08/2017
6
MASADA, KENJI
Exec Dt:
09/08/2017
Assignees
1
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
2
DOWA ELECTRONICS MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10669161
US20170349448
15544147
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 14
Reel/Frame:045619/0546   Pages: 8
Recorded: 04/24/2018
Attorney Dkt #:P53984
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OHKOSHI, SHIN-ICHI
Exec Dt:
02/01/2018
2
OKA, SYUNSUKE
Exec Dt:
02/01/2018
3
NAMAI, ASUKA
Exec Dt:
02/01/2018
4
MASADA, KENJI
Exec Dt:
01/31/2018
Assignees
1
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
2
DOWA ELECTRONICS MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
10807880
US20180170767
15735410
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PL
RESTON, VA 20191
Assignment: 15
Reel/Frame:048776/0197   Pages: 9
Recorded: 04/03/2019
Attorney Dkt #:P55116
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OHKOSHI, SHIN-ICHI
Exec Dt:
08/08/2018
2
IMOTO, KENTA
Exec Dt:
08/08/2018
3
ANAN, SHIZUKA
Exec Dt:
08/08/2018
4
NAMAI, ASUKA
Exec Dt:
08/08/2018
5
MASADA, KENJI
Exec Dt:
07/25/2018
Assignees
1
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
2
DOWA ELECTRONICS MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
11087792
US20180366151
15780057
Correspondence name and address
GREENBLUM & BERNSTEIN, P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191
Assignment: 16
Reel/Frame:048754/0786   Pages: 8
Recorded: 04/01/2019
Attorney Dkt #:P55439
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
OHKOSHI, SHIN-ICHI
Exec Dt:
09/12/2018
2
TOKORO, HIROKO
Exec Dt:
09/12/2018
3
MASADA, KENJI
Exec Dt:
08/31/2018
4
UEYAMA, TOSHIHIKO
Exec Dt:
08/31/2018
Assignees
1
THE UNIVERSITY OF TOKYO
3-1, HONGO 7-CHOME, BUNKYO-KU
TOKYO, JAPAN 113-8654
2
DOWA ELECTRONICS MATERIALS CO., LTD.
14-1, SOTOKANDA 4-CHOME, CHIYODA-KU
TOKYO, JAPAN 101-0021
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
US20190035521
16070902
Correspondence name and address
GREENBLUM & BERNSTEIN P.L.C.
1950 ROLAND CLARKE PLACE
RESTON, VA 20191

Search Results as of: 04/25/2024 03:36 AM
If you have any comments or questions concerning the data displayed, contact PRD / Assignments at 571-272-3350. v.2.6
Web interface last modified: August 25, 2017 v.2.6
| .HOME | INDEX| SEARCH | eBUSINESS | CONTACT US | PRIVACY STATEMENT