Yasuo Igura

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Kokubunji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Transistor with overlapping gate/drain and two-layered gate structures
- Patent number 5,053,849
- Issue date Oct 1, 1991
- Hitachi, Ltd.
- Ryuichi Izawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device with a split conduction channel
- Patent number 4,977,435
- Issue date Dec 11, 1990
- Hitachi, Ltd.
- Toshiyuki Yoshimura
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Stacked semiconductor memory
- Patent number 4,633,438
- Issue date Dec 30, 1986
- Hitachi, Ltd.
- Hitoshi Kume
- G11 - INFORMATION STORAGE