Takao Yamauchi

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Ina-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Two-wavelength antireflection film and objective lens coated with t...
- Patent number 6,819,498
- Issue date Nov 16, 2004
- Olympus Optical Co., Ltd.
- Tadashi Watanabe
- G02 - OPTICS
Information Patent Grant
Multilayer film structure
- Patent number 5,461,516
- Issue date Oct 24, 1995
- Olympus Optical Co., Ltd.
- Yoshihiro Kawano
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
TWO-WAVELENGTH ANTIREFLECTION FILM AND OBJECTIVE LENS COATED WITH T...
- Publication number 20040218282
- Publication date Nov 4, 2004
- Olympus Optical Co., Ltd.
- Tadashi Watanabe
- G02 - OPTICS