Youichi Hashimoto

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Patents Grantslast 30 patents

Information Patent Grant
Digital-analog converter for converting digital audio signals
- Patent number 4,992,792
- Issue date Feb 12, 1991
- Mori; Ryoichi
- Ryoichi Mori
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital-analog converter
- Patent number 4,862,170
- Issue date Aug 29, 1989
- Mori; Ryoichi
- Youichi Hashimoto
- H03 - BASIC ELECTRONIC CIRCUITRY