Komei Hirahara

Follow

Person

Kawasaki-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of forming resist pattern
- Patent number 8,236,483
- Issue date Aug 7, 2012
- Tokyo Ohka Kogyo Co., Ltd.
- Tomoyuki Ando
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Resist composition, method of forming resist pattern, compound and...
- Patent number 7,776,510
- Issue date Aug 17, 2010
- Tokyo Ohka Kogyo Co., Ltd.
- Takeshi Iwai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymer compound, positive resist composition and method of forming...
- Patent number 7,745,098
- Issue date Jun 29, 2010
- Tokyo Ohka Kogyo Co., Ltd.
- Takahiro Dazai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Positive resist composition and method of forming resist pattern
- Patent number 7,741,009
- Issue date Jun 22, 2010
- Tokyo Ohka Kogyo Co., Ltd.
- Takahiro Dazai
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Resist composition and method of forming resist pattern
- Patent number 7,491,485
- Issue date Feb 17, 2009
- Tokyo Ohka Kogyo Co., Ltd.
- Masaru Takeshita
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Resist composition, method of forming resist pattern, compound and...
- Patent number 7,488,568
- Issue date Feb 10, 2009
- Tokyo Ohka Kogyo Co., Ltd.
- Takeshi Iwai
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
METHOD OF FORMING RESIST PATTERN
- Publication number 20100035192
- Publication date Feb 11, 2010
- Tokyo Ohka Kogyo Co., Ltd.
- Tomoyuki Ando
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
POLYMER COMPOUND, POSITIVE RESIST COMPOSITION AND METHOD OF FORMING...
- Publication number 20090061356
- Publication date Mar 5, 2009
- Tokyo Ohka Kogyo Co., Ltd.
- Takahiro Dazai
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
POSITIVE RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
- Publication number 20090023097
- Publication date Jan 22, 2009
- Tokyo Ohka Kogyo Co., Ltd.
- Takahiro Dazai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, COMPOUND AND...
- Publication number 20080311522
- Publication date Dec 18, 2008
- Tokyo Ohka Kogyo Co., Ltd.
- Takeshi Iwai
- C07 - ORGANIC CHEMISTRY
Information Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
- Publication number 20080292988
- Publication date Nov 27, 2008
- Tokyo Ohka Kogyo Co., Ltd.
- Masaru Takeshita
- C07 - ORGANIC CHEMISTRY
Information Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, COMPOUND AND...
- Publication number 20080248422
- Publication date Oct 9, 2008
- Tokyo Ohka Kogyo Co., Ltd.
- Takeshi Iwai
- C07 - ORGANIC CHEMISTRY