Junichiro Minowa

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Yokosuka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Mechanical vibrator for light beam chopper
- Patent number 4,413,179
- Issue date Nov 1, 1983
- Anritsu Electric Company Limited
- Shoji Matsuoka
- B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
Information Patent Grant
Blazed diffraction grating structures and method of manufacturing t...
- Patent number 4,405,405
- Issue date Sep 20, 1983
- Nippon Telegraph & Telephone Public Corporation
- Yohji Fujii
- G02 - OPTICS
Information Patent Grant
Blazed diffraction grating structures and method of manufacturing t...
- Patent number 4,330,175
- Issue date May 18, 1982
- Nippon Telegraph & Telephone Public Corporation
- Yohji Fujii
- G02 - OPTICS
Information Patent Grant
Mechanical optical switching devices
- Patent number 4,322,126
- Issue date Mar 30, 1982
- Nippon Electric Co., Ltd.
- Junichiro Minowa
- G02 - OPTICS