Osamu Kawasaki

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Toyokawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Ceramics sound absorption material
- Patent number 6,416,852
- Issue date Jul 9, 2002
- Isolite Insulating Products Co., Ltd.
- Hidenao Kawasaki
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES