Kyoko Nagase

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Positive resist composition
- Patent number 5,468,590
- Issue date Nov 21, 1995
- Sumitomo Chemical Company, Limited
- Kazuhiko Hashimoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Positive resist composition
- Patent number 5,451,484
- Issue date Sep 19, 1995
- Sumitomo Chemical Company, Ltd.
- Kyoko Nagase
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Positive resist composition
- Patent number 5,429,904
- Issue date Jul 4, 1995
- Sumitomo Chemical Company, Ltd.
- Kyoko Nagase
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...