Ken Itoh

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Gunma, JP

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Patents Grantslast 30 patents

Information Patent Grant
Resist composition with polymeric dissolution inhibitor and alkali...
- Patent number 5,759,739
- Issue date Jun 2, 1998
- Shin-Etsu Chemical Co., Ltd.
- Katsuya Takemura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Resist compositions
- Patent number 5,352,564
- Issue date Oct 4, 1994
- Shin-Etsu Chemical Co., Ltd.
- Yoshihumi Takeda
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Alkali-soluble nitrone compounds and contrast enhanced material com...
- Patent number 5,310,620
- Issue date May 10, 1994
- Shin-Etsu Chemical Co., Ltd.
- Satoshi Watanabe
- C07 - ORGANIC CHEMISTRY
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Single crystal growing of rare earth-gallium garnet
- Patent number 4,534,821
- Issue date Aug 13, 1985
- Shin-Etsu Chemical Co., Ltd.
- Susumu Sakaguchi
- C30 - CRYSTAL GROWTH