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Patent Assignment Abstract of Title
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Total Assignments: 2
Patent #:
4907046
Issue Dt:
03/06/1990
Application #:
07168490
Filing Dt:
03/15/1988
Inventors:
YUZURU OHJI, OSAMU KASAHARA, YOSHITAKA TADAKI, HIROKO KANEKO, TOSHIYUKI MINE et al
Title:
SEMICONDUCTOR DEVICE WITH MULTILAYER SILICON OXIDE SILICON NITRIDE DIELECTRIC
Assignment: 1
Reel/Frame:
005166/0285Recorded: 10/26/1989Pages: 1
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors:
OHJI, YUZURU
Exec Dt:
02/04/1988
KASAHARA, OSAMU
Exec Dt:
02/04/1988
TADAKI, YOSHITAKA
Exec Dt:
02/04/1988
KANEKO, HIROKO
Exec Dt:
02/04/1988
MINE, TOSHIYUKI
Exec Dt:
02/04/1988
YAGI, KUNIHIRO
Exec Dt:
02/04/1988
Assignee:
HITACHI, LTD., A CORP. OF JAPAN
6, KANDA SURUGADAI 4-CHOME, CHIYODA-KU,
TOKYO, JAPAN
Correspondent:
FAY, SHARPE, BEALL, FAGAN, MINNICH &
MC KEE
1100 SUPERIOR AVENUE, SUITE 700
CLEVELAND, OH 44114
Assignment: 2
Reel/Frame:
019419/0749Recorded: 06/14/2007Pages: 6
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignor:
HITACHI, LTD.
Exec Dt:
03/29/2007
Assignee:
ELPIDA MEMORY, INC.
2-1, YAESU 2-CHOME, CHUO-KU,
TOKYO, JAPAN
Correspondent:
HOWARD L. BERNSTEIN
2100 PENNSYLVANIA AVENUE
WASHINGTON, DC 20037

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