Shigeki Satoh

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Tochigi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lens apparatus having vapor-resistant ventilation and optical instr...
- Patent number 6,738,570
- Issue date May 18, 2004
- Canon Kabushiki Kaisha
- Mitsuru Shinohara
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Lens apparatus having vapor-resistant ventilation and optical instr...
- Publication number 20030128973
- Publication date Jul 10, 2003
- Canon Kabushiki Kaisha
- Mitsuru Shinohara
- G02 - OPTICS