Sakae FUNO

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Etching method and etchant
- Patent number 10,008,426
- Issue date Jun 26, 2018
- TOSHIBA MEMORY CORPORATION
- Takehiro Nakai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having insulation film whose breakdown voltage...
- Patent number 6,163,050
- Issue date Dec 19, 2000
- Kabushiki Kaisha Toshiba
- Kiyoshi Hisatomi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device having insulation film whose breakdown voltage...
- Patent number 5,714,399
- Issue date Feb 3, 1998
- Kabushiki Kaisha Toshiba
- Kiyoshi Hisatomi
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ETCHING METHOD AND ETCHANT
- Publication number 20170154829
- Publication date Jun 1, 2017
- Kabushiki Kaisha Toshiba
- Takehiro NAKAI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...