Satoshi Oishi

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Kyoto, JP

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Patents Grantslast 30 patents

Information Patent Grant
Insulation type switching power supply apparatus
- Patent number 9,698,696
- Issue date Jul 4, 2017
- Rohm Co., Ltd.
- Hiroshi Sawada
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Audio power amplifier IC and audio system provided with the same
- Patent number 7,459,968
- Issue date Dec 2, 2008
- Rohm Co., Ltd.
- Shigeji Ohama
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
INSULATION TYPE SWITCHING POWER SUPPLY APPARATUS
- Publication number 20140312684
- Publication date Oct 23, 2014
- Rohm Co., Ltd.
- Hiroshi Sawada
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
AUDIO SIGNAL AMPLIFIER CIRCUIT WITH A MUTE FUNCTION
- Publication number 20090102550
- Publication date Apr 23, 2009
- Rohm Co., Ltd.
- Shigeji Ohama
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Audio Power Amplifier Ic and Audio System Provided with the Same
- Publication number 20070252644
- Publication date Nov 1, 2007
- Shigeji Ohama
- H03 - BASIC ELECTRONIC CIRCUITRY