Yoshio OTSUKA

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Nagano, JP

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Patents Grantslast 30 patents

Information Patent Grant
Production apparatus for gallium oxide crystal capable of preventin...
- Patent number 11,795,568
- Issue date Oct 24, 2023
- Fujikoshi Machinery Corp.
- Keigo Hoshikawa
- C30 - CRYSTAL GROWTH
Information Patent Grant
Crucible for growing metal oxide single crystal
- Patent number 11,674,238
- Issue date Jun 13, 2023
- Fujikoshi Machinery Corp.
- Keigo Hoshikawa
- C30 - CRYSTAL GROWTH
Information Patent Grant
Gallium oxide crystal manufacturing device
- Patent number 11,674,239
- Issue date Jun 13, 2023
- Fujikoshi Machinery Corp.
- Keigo Hoshikawa
- C30 - CRYSTAL GROWTH

Patents Applicationslast 30 patents

Information Patent Application
PRODUCTION APPARATUS FOR GALLIUM OXIDE CRYSTAL AND PRODUCTION METHO...
- Publication number 20220243357
- Publication date Aug 4, 2022
- Fujikoshi Machinery Corp.
- Keigo HOSHIKAWA
- C30 - CRYSTAL GROWTH
Information Patent Application
PRODUCTION APPARATUS FOR METAL OXIDE SINGLE CRYSTAL
- Publication number 20220243358
- Publication date Aug 4, 2022
- Fujikoshi Machinery Corp.
- Keigo HOSHIKAWA
- C30 - CRYSTAL GROWTH
Information Patent Application
PRODUCTION APPARATUS FOR GALLIUM OXIDE CRYSTAL
- Publication number 20220112622
- Publication date Apr 14, 2022
- Fujikoshi Machinery Corp.
- Keigo HOSHIKAWA
- C30 - CRYSTAL GROWTH
Information Patent Application
CRUCIBLE FOR GROWING METAL OXIDE SINGLE CRYSTAL
- Publication number 20210269940
- Publication date Sep 2, 2021
- Fujikoshi Machinery Corp.
- Keigo HOSHIKAWA
- C30 - CRYSTAL GROWTH
Information Patent Application
GALLIUM OXIDE CRYSTAL MANUFACTURING DEVICE
- Publication number 20210269941
- Publication date Sep 2, 2021
- Fujikoshi Machinery Corp.
- Keigo HOSHIKAWA
- C30 - CRYSTAL GROWTH