Kengo Adachi

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Ukyo-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor amplifier circuit
- Patent number 6,275,095
- Issue date Aug 14, 2001
- Rohm Co., Ltd.
- Taichi Hoshino
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
DC-DC converter capable of soft starting function by slowly raising...
- Patent number 6,198,258
- Issue date Mar 6, 2001
- Rohm Co., Ltd.
- Hiroaki Ando
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Audio signal amplifier circuit and a portable acoustic apparatus us...
- Patent number 5,812,028
- Issue date Sep 22, 1998
- Rohm Co., Ltd.
- Kengo Adachi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Regulated power supply circuit
- Patent number 5,808,458
- Issue date Sep 15, 1998
- Rohm Co., Ltd.
- Masanori Fujisawa
- G05 - CONTROLLING REGULATING
Information Patent Grant
DC/DC converter and audio device incorporating the same
- Patent number 5,659,241
- Issue date Aug 19, 1997
- Rohm Co., Ltd.
- Sachito Horiuchi
- G05 - CONTROLLING REGULATING