Kohtaroh KOGA

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Patents Applicationslast 30 patents

Information Patent Application
SILICON WAFER AND EPITAXIAL SILICON WAFER
- Publication number 20230132859
- Publication date May 4, 2023
- SUMCO CORPORATION
- Kohtaroh KOGA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SILICON WAFER AND EPITAXIAL SILICON WAFER
- Publication number 20230133472
- Publication date May 4, 2023
- SUMCO CORPORATION
- Kohtaroh KOGA
- C30 - CRYSTAL GROWTH