Shigehisa Kurogo

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Kouza-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Voltage control type temperature compensation piezoelectric oscillator
- Patent number 8,058,941
- Issue date Nov 15, 2011
- Seiko Epson Corporation
- Shigehisa Kurogo
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Piezoelectric-oscillator
- Patent number 7,439,819
- Issue date Oct 21, 2008
- Epson Toyocom Corporation
- Tsuyoshi Ohshima
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
VOLTAGE CONTROL TYPE TEMPERATURE COMPENSATION PIEZOELECTRIC OSCILLATOR
- Publication number 20100127787
- Publication date May 27, 2010
- EPSON TOYOCOM CORPORATION
- Shigehisa KUROGO
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Piezo-oscillator
- Publication number 20060208816
- Publication date Sep 21, 2006
- Toyo Communication Equipment Co., Ltd. and NEC Electronics Corporation
- Tsuyoshi Ohshima
- H03 - BASIC ELECTRONIC CIRCUITRY