Hayato Takashima

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Patents Grantslast 30 patents

Information Patent Grant
Method for purifying liquid, method for producing chemical solution...
- Patent number 10,576,433
- Issue date Mar 3, 2020
- Tokyo Ohka Kogyo Co., Ltd.
- Hayato Takashima
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR PURIFYING LIQUID, METHOD FOR PRODUCING CHEMICAL SOLUTION...
- Publication number 20180028983
- Publication date Feb 1, 2018
- Tokyo Ohka Kogyo Co., Ltd.
- Hayato TAKASHIMA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD OF PURIFYING LIQUID CHEMICAL FOR SEMICONDUCTOR PHOTOLITHOGRA...
- Publication number 20160089622
- Publication date Mar 31, 2016
- Tokyo Ohka Kogyo Co., Ltd.
- Hayato Takashima
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...