Hiroaki Tomida

Follow

Person

Kawasaki-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process for producing photoresist composition, filter, coater and p...
- Patent number 7,771,911
- Issue date Aug 10, 2010
- Tokyo Ohka Kogyo Co., Ltd.
- Hideo Hada
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for refining crude resin for electronic material
- Patent number 7,312,015
- Issue date Dec 25, 2007
- Tokyo Ohka Kogyo Co., Ltd.
- Hideo Hada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process for refining crude resin for resist
- Patent number 7,276,575
- Issue date Oct 2, 2007
- Tokyo Ohka Kogyo Co., Ltd.
- Hideo Hada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Process for refining crude resin for electronic material
- Publication number 20060141384
- Publication date Jun 29, 2006
- Hideo Hada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for refining crude resin for resist
- Publication number 20060135745
- Publication date Jun 22, 2006
- Hideo Hada
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Process for producing photoresist composition, filter, coater and p...
- Publication number 20060014098
- Publication date Jan 19, 2006
- Tokyo Ohka Kogyo Co., Ltd.
- Hideo Hada
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL