Shogo Ogawa

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Kagawa, JP

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Patents Grantslast 30 patents

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Polyarylene sulfide resin composition and optical pick-up parts for...
- Patent number 5,599,864
- Issue date Feb 4, 1997
- Kabushiki Kaisha Sankyo Seiki Seisakusho
- Shogo Ogawa
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...