Ryo ICHIKAWA

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Minowa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Charge pump circuit, PLL circuit, and oscillator
- Patent number 11,196,427
- Issue date Dec 7, 2021
- Seiko Epson Corporation
- Akio Tsutsumi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Charge pump, PLL circuit, and oscillator
- Patent number 11,165,433
- Issue date Nov 2, 2021
- Seiko Epson Corporation
- Ryo Ichikawa
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Charge Pump Circuit, PLL Circuit, And Oscillator
- Publication number 20210273643
- Publication date Sep 2, 2021
- SEIKO EPSON CORPORATION
- Akio TSUTSUMI
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Charge Pump, PLL Circuit, And Oscillator
- Publication number 20210184685
- Publication date Jun 17, 2021
- SEIKO EPSON CORPORATION
- Ryo ICHIKAWA
- H03 - BASIC ELECTRONIC CIRCUITRY