Shunya KAWAGUCHI

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Silicon wafer and manufacturing method of the same
- Patent number 12,142,645
- Issue date Nov 12, 2024
- Sumco Corporation
- Kazuhisa Torigoe
- C30 - CRYSTAL GROWTH
Information Patent Grant
Silicon wafer and manufacturing method of the same
- Patent number 11,695,048
- Issue date Jul 4, 2023
- Sumco Corporation
- Kazuhisa Torigoe
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SILICON WAFER AND MANUFACTURING METHOD OF THE SAME
- Publication number 20230307505
- Publication date Sep 28, 2023
- SUMCO CORPORATION
- Kazuhisa TORIGOE
- C30 - CRYSTAL GROWTH
Information Patent Application
SILICON WAFER AND MANUFACTURING METHOD OF THE SAME
- Publication number 20210320177
- Publication date Oct 14, 2021
- SUMCO CORPORATION
- Kazuhisa TORIGOE
- H01 - BASIC ELECTRIC ELEMENTS