Yoshihiko Gotoh

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing quartz glass ingot
- Patent number 7,305,852
- Issue date Dec 11, 2007
- Tosoh Quartz Corporation
- Yoshihiko Gotoh
- F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents

Information Patent Application
Method for manufacturing quartz glass ingot and a manufacturing app...
- Publication number 20020002843
- Publication date Jan 10, 2002
- Yoshihiko Gotoh
- C03 - GLASS MINERAL OR SLAG WOOL