Hiromasa Katoh

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Hamura, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor integrated circuit device with a plurality of logic c...
- Patent number 5,298,802
- Issue date Mar 29, 1994
- Hitachi, Ltd.
- Mitsuo Usami
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Semiconductor integrated circuit device with a plurality of logic c...
- Patent number 5,283,480
- Issue date Feb 1, 1994
- Hitachi, Ltd.
- Mitsuo Usami
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Integrated logic circuit
- Patent number 5,059,819
- Issue date Oct 22, 1991
- Hitachi, Ltd.
- Kazuo Tanaka
- G01 - MEASURING TESTING
Information Patent Grant
Integrated logic circuit having plural input cells and flip-flop an...
- Patent number 5,055,710
- Issue date Oct 8, 1991
- Hitachi, Ltd.
- Kazuo Tanaka
- G01 - MEASURING TESTING
Information Patent Grant
High speed TTL buffer circuit which is resistive to the influence o...
- Patent number 4,999,520
- Issue date Mar 12, 1991
- Hitachi, Ltd.
- Mitsuo Usami
- H03 - BASIC ELECTRONIC CIRCUITRY