Kosei Matsumoto

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Molding apparatus, optical element molding method, and optical elem...
- Patent number 6,295,172
- Issue date Sep 25, 2001
- Canon Kabushiki Kaisha
- Nobuhiro Yamamichi
- C03 - GLASS MINERAL OR SLAG WOOL