Ryuzo Yamamoto

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
DA converter
- Patent number 11,929,760
- Issue date Mar 12, 2024
- Asahi Kasei Microdevices Corporation
- Ryuzo Yamamoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
DA converter, DA converting method, adjusting apparatus, and adjust...
- Patent number 10,659,068
- Issue date May 19, 2020
- Asahi Kasei Microdevices Corporation
- Ryuzo Yamamoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Control method of D/A converter, D/A converter, control method of A...
- Patent number 9,246,502
- Issue date Jan 26, 2016
- Asahi Kasei Microdevices Corporation
- Ryuzo Yamamoto
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DA CONVERTER
- Publication number 20220385300
- Publication date Dec 1, 2022
- ASAHI KASEI MICRODEVICES CORPORATION
- Ryuzo YAMAMOTO
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DA CONVERTER, DA CONVERTING METHOD, ADJUSTING APPARATUS, AND ADJUST...
- Publication number 20190131987
- Publication date May 2, 2019
- ASAHI KASEI MICRODEVICES CORPORATION
- Ryuzo YAMAMOTO
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CONTROL METHOD OF D/A CONVERTER, D/A CONVERTER, CONTROL METHOD OF A...
- Publication number 20150256191
- Publication date Sep 10, 2015
- ASAHI KASEI MICRODEVICES CORPORATION
- Ryuzo Yamamoto
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
CONTROL SIGNAL GENERATION CIRCUIT, CHARGE PUMP DRIVE CIRCUIT, CLOCK...
- Publication number 20130113526
- Publication date May 9, 2013
- ASAHI KASEI MICRODEVICES CORPORATION
- Daisuke Matsuoka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER