Masao Sekiguchi

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Ageo-City, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fluorite production method
- Patent number 9,322,954
- Issue date Apr 26, 2016
- Nihon Kessho Kogaku Co., Ltd.
- Takafumi Yamazaki
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Fluorite Production Method
- Publication number 20130115158
- Publication date May 9, 2013
- NIHON KESSHO KOGAKU CO., LTD.
- Takafumi Yamazaki
- C30 - CRYSTAL GROWTH