Hideaki Koyanagi

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Iida-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Objective lens
- Patent number 7,345,829
- Issue date Mar 18, 2008
- Hoya Corporation
- Yasutaka Terashima
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Objective lens and method for manufacture thereof
- Patent number 7,212,485
- Issue date May 1, 2007
- Hoya Corporation
- Yasutaka Terashima
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Object lens and optical head for reproducing data from optical disk...
- Patent number 5,889,748
- Issue date Mar 30, 1999
- Hitachi, Ltd.
- Takeshi Shimano
- G11 - INFORMATION STORAGE
Information Patent Grant
Aspherical lens system for a bar code sensor
- Patent number 5,166,830
- Issue date Nov 24, 1992
- Hoya Corporation
- Isao Ishibai
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
Objective lens
- Publication number 20070253073
- Publication date Nov 1, 2007
- HOYA CORPORATION
- Yasutaka Terashima
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Application
Objective lens and method for manufacture thereof
- Publication number 20050053788
- Publication date Mar 10, 2005
- Yasutaka Terashima
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...