Katsuya Fujii

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Nagano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Variable focal length lens, and focal length adjusting device, and...
- Patent number 8,169,715
- Issue date May 1, 2012
- Seiko Precision Inc.
- Takeshi Kinoshita
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Variable Focal Length Lens, And Focal Length Adjusting Device, And...
- Publication number 20090303613
- Publication date Dec 10, 2009
- SEIKO Precision, Inc.
- Takeshi Kinoshita
- G02 - OPTICS