Hidetsuna Hashimoto

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Kitakyushu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of manufacturing semiconductor device having multilayer inte...
- Patent number 5,700,720
- Issue date Dec 23, 1997
- Kabushiki Kaisha Toshiba
- Hidetsuna Hashimoto
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of forming micro patterns
- Patent number 4,988,609
- Issue date Jan 29, 1991
- Kabushiki Kaisha Toshiba
- Hidetsuna Hashimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Making a semiconductor device with ammonia treatment of photoresist
- Patent number 4,985,374
- Issue date Jan 15, 1991
- Kabushiki Kaisha Toshiba
- Hitoshi Tsuji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY