Sachiko Yoshizawa

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Kawasaki-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Positive resist composition for forming thick-film resist, thick-fi...
- Patent number 8,133,653
- Issue date Mar 13, 2012
- Tokyo Ohka Kogyo Co., Ltd.
- Hiroshi Shimbori
- G11 - INFORMATION STORAGE
Information Patent Grant
Positive photoresist composition and method of forming resist pattern
- Patent number 7,629,105
- Issue date Dec 8, 2009
- Tokyo Ohka Kogyo Co., Ltd.
- Akiyoshi Yamazaki
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
POSITIVE RESIST COMPOSITION FOR FORMING THICK-FILM RESIST, THICK-FI...
- Publication number 20090023102
- Publication date Jan 22, 2009
- Tokyo Ohka Kogyo Co., Ltd.
- Hiroshi Shimbori
- G11 - INFORMATION STORAGE
Information Patent Application
Positive photoresist composition and method of forming resist pattern
- Publication number 20060210916
- Publication date Sep 21, 2006
- Akiyoshi Yamazaki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY