Takumi Ooe

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Pulse width control IC circuit and switching power supply unit
- Patent number 6,023,178
- Issue date Feb 8, 2000
- Yokogawa Electric Corporation
- Masaki Shioya
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Switching power supply unit
- Patent number 5,862,044
- Issue date Jan 19, 1999
- Yokogawa Electric Corporation
- Masaki Shioya
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER