Kunio Sugiyama

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing silica particles
- Patent number 7,140,201
- Issue date Nov 28, 2006
- M. Watanabe & Co., Ltd.
- Kunio Sugiyama
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Latent heat storage apparatus and latent heat storage solution ther...
- Patent number 5,348,080
- Issue date Sep 20, 1994
- Tokyo Electric Power Company
- Syoichi Kuroda
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...

Patents Applicationslast 30 patents

Information Patent Application
Method for producing silica particles, synthetic quartz powder and...
- Publication number 20030005724
- Publication date Jan 9, 2003
- Kunio Sugiyama
- C01 - INORGANIC CHEMISTRY