Yuuji TSUTSUMI

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Nagasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Production method of monocrystalline silicon based on an emissivity...
- Patent number 11,634,833
- Issue date Apr 25, 2023
- Sumco Corporation
- Shinichi Kawazoe
- C30 - CRYSTAL GROWTH
Information Patent Grant
N-type silicon single crystal production method, n-type silicon sin...
- Patent number 11,377,755
- Issue date Jul 5, 2022
- Sumco Corporation
- Koichi Maegawa
- C30 - CRYSTAL GROWTH

Patents Applicationslast 30 patents

Information Patent Application
PRODUCTION METHOD OF MONOCRYSTALLINE SILICON
- Publication number 20220162769
- Publication date May 26, 2022
- SUMCO CORPORATION
- Shinichi KAWAZOE
- C30 - CRYSTAL GROWTH
Information Patent Application
N-TYPE SILICON SINGLE CRYSTAL PRODUCTION METHOD, N-TYPE SILICON SIN...
- Publication number 20200224329
- Publication date Jul 16, 2020
- SUMCO CORPORATION
- Koichi MAEGAWA
- C30 - CRYSTAL GROWTH