Kazuhiko Ishikawa

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Kofu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical element, mold for the optical element, method for manufactu...
- Patent number 7,481,587
- Issue date Jan 27, 2009
- Konica Minolta Opto, INC
- Hajime Kobayashi
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical element, mold for the optical element, method for manufactu...
- Publication number 20070237458
- Publication date Oct 11, 2007
- KONICA MINOLTA OPTO, INC.
- Hajime Kobayashi
- G02 - OPTICS