Kiyoshi Otofuji

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Kodaira, JP

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Patents Grantslast 30 patents

Information Patent Grant
Voltage comparator circuit having dead zone
- Patent number 4,195,240
- Issue date Mar 25, 1980
- Hitachi Denshi Kabushiki Kaisha
- Kiyoshi Otofuji
- G01 - MEASURING TESTING
Information Patent Grant
Electronic switching circuit using junction type field-effect trans...
- Patent number 4,158,149
- Issue date Jun 12, 1979
- Hitachi Denshi Kabushiki Kaisha
- Kiyoshi Otofuji
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Sweep control circuit for oscilloscope
- Patent number 4,145,662
- Issue date Mar 20, 1979
- Hitachi Denshi Kabushiki Kaisha
- Kiyoshi Otofuji
- G01 - MEASURING TESTING