Ayako Kusaka

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Kawasaki-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Polymer compound, negative resist composition, and method of formin...
- Patent number 7,820,360
- Issue date Oct 26, 2010
- Tokyo Ohka Kogyo Co., Ltd.
- Jun Iwashita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Negative resist composition and method of forming resist pattern
- Patent number 7,582,409
- Issue date Sep 1, 2009
- Tokyo Ohka Kogyo Co., Ltd.
- Jun Iwashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
POLYMER COMPOUND, NEGATIVE RESIST COMPOSITION, AND METHOD OF FORMIN...
- Publication number 20090162785
- Publication date Jun 25, 2009
- Tokyo Ohka Kogyo Co., Ltd.
- Jun Iwashita
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
NEGATIVE RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
- Publication number 20090142698
- Publication date Jun 4, 2009
- Tokyo Ohka Kogyo Co., Ltd.
- Jun Iwashita
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY