Yutaka Hayashi

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Hoya, JA

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Patents Grantslast 30 patents

Information Patent Grant
Nonvolatile memory semiconductor device
- Patent number 4,077,044
- Issue date Feb 28, 1978
- Agency of Industrial Science and Technology
- Yutaka Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
High speed element of an integrated circuit with a majority carrier...
- Patent number 4,015,283
- Issue date Mar 29, 1977
- Kogyo Gijutsuin
- Yutaka Hayashi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semi-conductor non-volatile optical memory device
- Patent number 3,950,738
- Issue date Apr 13, 1976
- Agency of Industrial Science and Technology
- Yutaka Hayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Field-effect transistor
- Patent number 3,950,777
- Issue date Apr 13, 1976
- Kogyo Gijutsuin
- Yasuo Tarui
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High frequency field-effect transistors and method of making same
- Patent number 3,946,424
- Issue date Mar 23, 1976
- Kogyo Gijutsuin
- Yasuo Tarui
- H01 - BASIC ELECTRIC ELEMENTS