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 Abstract of Title
NOTE:Results display only for issued patents and published applications. For pending or abandoned applications please consult USPTO staff.

Total Assignments: 9
Patent #:
5217917
Issue Dt:
06/08/1993
Application #:
07496280
Filing Dt:
03/20/1990
Inventors:
YASUSHI TAKAHASHI, HIDETOSHI IWAI, SATOSHI OGUCHI, HISASHI NAKAMURA, HIROYUKI UCHIYAMA et al
Title:
SEMICONDUCTOR MEMORY DEVICE WITH IMPROVED SUBSTRATE ARRANGEMENT TO PERMIT FORMING A PLURALITY OF DIFFERENT TYPES OF RANDOM ACCESS MEMORY, AND A TESTING METHOD THEREFOR
Assignment: 1
Reel/Frame:
006109/0724Recorded: 05/14/1992Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
TAKAHASHI, YASUSHI
Exec Dt:
05/14/1990
IWAI, HIDETOSHI
Exec Dt:
05/14/1990
OGUCHI, SATOSHI
Exec Dt:
05/14/1990
NAKAMURA, HISASHI
Exec Dt:
05/14/1990
UCHIYAMA, HIROYUKI
Exec Dt:
05/14/1990
Assignees:
HITACHI, LTD.
CHIYODA-KU, TOKYO, JAPAN
HITACHI VLSI ENGINEERING CORP.
KODAIRA-SHI, TOKYO, JAPAN
Correspondent:
ANTONELLI, TERRY, STOUT & KRAUS
GREGORY E. MONTONE
STE. 600, 1919 PENN. AVENUE, N. W.
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:
006109/0726Recorded: 05/14/1992Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignor:
MATSUURA, HIROMI
Exec Dt:
05/14/1990
Assignees:
HITACHI, LTD.
CHIYODA-KU, TOKYO, JAPAN
HITACHI VLSI ENGINEERING CORP.
KODAIRA-SHI, TOKYO, JAPAN
Correspondent:
ANTONELLI, TERRY, STOUT & KRAUS
GREGORY E. MONTONE
STE. 600, 1919 PENN. AVENUE, N. W.
WASHINGTON, DC 20006
Assignment: 3
Reel/Frame:
006109/0728Recorded: 05/14/1992Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
KIZAKI, TAKESHI
Exec Dt:
05/14/1990
KOYAMA, YOSHIHISA
Exec Dt:
05/14/1990
II, HARUO
Exec Dt:
05/14/1990
MURANAKA, MASAYA
Exec Dt:
05/14/1990
AOYAGI, HIDETOMO
Exec Dt:
05/14/1990
Assignees:
HITACHI, LTD.
CHIYODA-KU, TOKYO, JAPAN
HITACHI VLSI ENGINEERING CORP.
KODAIRA-SHI, TOKYO, JAPAN
Correspondent:
ANTONELLI, TERRY, STOUT & KRAUS
GREGORY E. MONTONE
STE. 600, 1919 PENN. AVENUE, N. W.
WASHINGTON, DC 20006
Assignment: 4
Reel/Frame:
006109/0730Recorded: 05/14/1992Pages: 2
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
TAKEKUMA, TOSHITUGU
Exec Dt:
05/14/1990
SAKOMURA, SHIGETOSHI
Exec Dt:
05/14/1990
MIYAZAWA, KAZUYUKI
Exec Dt:
05/14/1990
ISHIHARA, MASAMICHI
Exec Dt:
05/14/1990
HORI, RYOICHI
Exec Dt:
05/14/1990
Assignees:
HITACHI, LTD.
CHIYODA-KU, TOKYO, JAPAN
HITACHI VLSI ENGINEERING CORP.
KODAIRA-SHI, TOKYO, JAPAN
Correspondent:
ANTONELLI, TERRY, STOUT & KRAUS
GREGORY E. MONTONE
STE. 600, 1919 PENN. AVENUE, N. W.
WASHINGTON, DC 20006
Assignment: 5
Reel/Frame:
022804/0659Recorded: 06/10/2009Pages: 3
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
HITACHI VLSI ENGINEERING CORPORATION
Exec Dt:
08/21/1993
Assignee:
HITACHI ULSI ENGINEERING CORPORATION
20-1 JOSUIHON-CHO 5-CHOME
KODAIRA-SHI, TOKYO, JAPAN
Correspondent:
ANTONELLI, TERRY, STOUT & KRAUS, LLP
1300 NORTH 17TH STREET - SUITE 1800
ARLINGTON, VA 22209
Assignment: 6
Reel/Frame:
022804/0711Recorded: 06/11/2009Pages: 15
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
HITACHI ULSI ENGINEERING CORPORATION
Exec Dt:
08/21/1993
Assignee:
HITACHI ULSI SYSTEMS CO., LTD.
22-1 JOSUIHON-CHO 5-CHOME
KODAIRA-SHI, TOKYO, JAPAN
Correspondent:
ANTONELLI, TERRY, STOUT & KRAUS, LLP
1300 NORTH 17TH STREET - SUITE 1800
ARLINGTON, VA 22209
Assignment: 7
Reel/Frame:
022804/0672Recorded: 06/10/2009Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
HITACHI ULSI SYSTEMS CO., LTD.
Exec Dt:
08/07/2008
Assignee:
HITACHI, LTD.
6-6, MARUNOUCHI 1-CHOME
CHIYODA-KU, TOKYO, JAPAN
Correspondent:
ANTONELLI, TERRY, STOUT & KRAUS, LLP
1300 NORTH 17TH STREET
SUITE 1800
ARLINGTON, VA 22209
Assignment: 8
Reel/Frame:
023985/0775Recorded: 02/25/2010Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
HITACHI, LTD.
Exec Dt:
02/05/2010
Assignee:
ELPIDA MEMORY, INC.
2-1, YAESU 2-CHOME
CHUO-KU, TOKYO, JAPAN
Correspondent:
ANTONELLI, TERRY, STOUT & KRAUS, LLP
1300 NORTH 17TH STREET
SUITE 1800
ARLINGTON, VA 22209
Assignment: 9
Reel/Frame:
023985/0780Recorded: 02/25/2010Pages: 5
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
HITACHI, LTD.
Exec Dt:
02/05/2010
Assignee:
ELPIDA MEMORY, INC.
2-1, YAESU 2-CHOME
CHUO-KU, TOKYO, JAPAN
Correspondent:
ANTONELLI, TERRY, STOUT & KRAUS, LLP
1300 NORTH 17TH STREET - SUITE 1800
ARLINGTON, VA 22209

Search Results as of: 04/28/2024 05:37 PM
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