Takehiro Shimizu

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Gamagori, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical element
- Patent number 6,773,465
- Issue date Aug 10, 2004
- Itoh Optical Industrial Co., Ltd.
- Sachio Murai
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...