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Patent Assignment Abstract of Title
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Total Assignments: 4
Patent #:
5150325
Issue Dt:
09/22/1992
Application #:
07496227
Filing Dt:
03/20/1990
Inventors:
KAZUMASA YANAGISAWA, TATSUYUKI OHTA, TETSU UDAGAWA, KYOKO ISHII, HITOSHI MIWA et al
Title:
BI-CMOS SEMICONDUCTOR MEMORY DEVICE, INCLUDING IMPROVED LAYOUT STRUCTURE AND TESTING METHOD
Assignment: 1
Reel/Frame:
006945/0722Recorded: 10/17/1991Pages: 7
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
YANAGISAWA, KAZUMASA
Exec Dt:
05/22/1990
OHTA, TATSUYUKI
Exec Dt:
05/22/1990
UDAGAWA, TETSU
Exec Dt:
05/22/1990
ISHII, KYOKO
Exec Dt:
05/22/1990
MIWA, HITOSHI
Exec Dt:
05/22/1990
NOZOE, ATSUSHI
Exec Dt:
05/22/1990
NAKAMURA, MASAYUKI
Exec Dt:
05/22/1990
MATSUMOTO, TETSUROU
Exec Dt:
05/22/1990
KINOSHITA, YOSHITAKA
Exec Dt:
05/22/1990
OUCHI, YOSHIAKI
Exec Dt:
05/22/1990
TSUKADA, HIROMI
Exec Dt:
05/22/1990
WADA, SHOJI
Exec Dt:
05/22/1990
MIHASHI, KAZUO
Exec Dt:
05/22/1990
KOBAYASHI, YUTAKA
Exec Dt:
05/22/1990
KITSUKAWA, GORO
Exec Dt:
05/22/1990
Assignees:
HITACHI, LTD.
CHIYODA-KU
TOKYO, JAPAN
HITACHI VLSI ENGINEERING CORP.
KODAIRA-SHI
TOKYO, JAPAN
Correspondent:
ANTONELLI, TERRY, STOUT & KRAUS
1919 PENN. AVE, N.W., STE. 600
WASHINGTON, DC 20006
Assignment: 2
Reel/Frame:
018688/0362Recorded: 12/08/2006Pages: 3
Conveyance:
CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
Assignor:
HITACHI VLSI ENGINEERING CORP.
Exec Dt:
08/21/1993
Assignee:
HITACHI ULSI ENGINEERING CORP.
20-1, JOSUIHON-CHO, 5-CHOME
KODAIRA-SHI, TOKYO, JAPAN
Correspondent:
ANTONELLI TERRY STOUT, ET AL.
1300 NORTH 17TH STREET
SUITE 1800
ARLINGTON, VA 22209
Assignment: 3
Reel/Frame:
018679/0867Recorded: 12/08/2006Pages: 14
Conveyance:
MERGER (SEE DOCUMENT FOR DETAILS).
Assignor:
HITACHI ULSI ENGINEERING CORP.
Exec Dt:
04/01/1998
Assignee:
HITACHI ULSI SYSTEMS CO., LTD.
22-1 JOSUIHON-CHO, 5-CHOME
KODAIRA-SHI, TOKYO, JAPAN
Correspondent:
ANTONELLI TERRY STOUT, ET AL.
1300 NORTH 17TH STREET
SUITE 1800
ARLINGTON, VA 22209
Assignment: 4
Reel/Frame:
018645/0707Recorded: 12/08/2006Pages: 8
Conveyance:
ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors:
HITACHI, LTD.
Exec Dt:
06/14/2006
HITACHI ULSI SYSTEMS CO., LTD.
Exec Dt:
06/12/2006
Assignee:
ELPIDA MEMORY, INC.
2-1 YAESU, 2-CHOME
CHUO-KU, TOKYO, JAPAN
Correspondent:
ANTONELLI, TERRY, STOUT, ET AL.
1300 NORTH 17TH STREET
SUITE 1800
ARLINGTON, VA 22209

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