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Hiroshi Fukuta
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Kodaira, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Static memory containing sense amp and sense amp switching circuit
Patent number
5,267,198
Issue date
Nov 30, 1993
Hitachi, Ltd.
Susumu Hatano
G11 - INFORMATION STORAGE
Information
Patent Grant
Single-chip-cache-buffer for selectively writing write-back and exc...
Patent number
5,202,969
Issue date
Apr 13, 1993
Hitachi, Ltd.
Katsuyuki Sato
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Static memory containing sense AMP and sense AMP switching circuit
Patent number
5,193,075
Issue date
Mar 9, 1993
Hitachi Ltd.
Susumu Hatano
G11 - INFORMATION STORAGE
Information
Patent Grant
Single chip cache with partial-write circuit for transferring a pre...
Patent number
5,146,573
Issue date
Sep 8, 1992
Hitachi, Ltd.
Katsuyuki Sato
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multi-processing system and cache apparatus for use in the same
Patent number
5,140,681
Issue date
Aug 18, 1992
Hitachi, Ltd.
Kunio Uchiyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Data string storage device and method of storing and retrieving dat...
Patent number
5,129,074
Issue date
Jul 7, 1992
Hitachi VLSI Engineering Corporation
Takashi Kikuchi
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Semiconductor integrated circuit having a tree circuit
Patent number
4,725,742
Issue date
Feb 16, 1988
Hitachi, Ltd.
Hiroshi Tachimori
G11 - INFORMATION STORAGE
Information
Patent Grant
Memory circuit with increased operating speed
Patent number
4,300,213
Issue date
Nov 10, 1981
Hitachi, Ltd.
Nobuyoshi Tanimura
G11 - INFORMATION STORAGE