Yosuke Takahashi

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Sagamihara, JP

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Patents Grantslast 30 patents

Information Patent Grant
All solid type electrochromic display element
- Patent number 4,433,901
- Issue date Feb 28, 1984
- Nippon Kogaku K.K.
- Yosuke Takahashi
- G02 - OPTICS
Information Patent Grant
Anti-reflection film with an ion-penetration prevention layer
- Patent number 4,370,027
- Issue date Jan 25, 1983
- Nippon Kogaku K.K.
- Masatoshi Sato
- G02 - OPTICS
Information Patent Grant
Indicator device within the viewfinder of a camera
- Patent number 4,354,754
- Issue date Oct 19, 1982
- Nippon Kogaku K.K.
- Yosuke Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
All solid state electrochromic device
- Patent number 4,350,414
- Issue date Sep 21, 1982
- Nippon Kogaku K.K.
- Yosuke Takahashi
- G02 - OPTICS
Information Patent Grant
Solid electrochromic element
- Patent number 4,293,194
- Issue date Oct 6, 1981
- Nippon Kogaku K.K.
- Yosuke Takahashi
- G02 - OPTICS