Koichi Ogawa

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Kurashiki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Washing apparatus and washing method
- Patent number 5,851,305
- Issue date Dec 22, 1998
- Zenken Co., Ltd.
- Yousuke Yamada
- B08 - CLEANING
Information Patent Grant
Compact type fluid treatment apparatus
- Patent number 4,323,455
- Issue date Apr 6, 1982
- Kuraray Co., Ltd.
- Yoshinobu Tanaka
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Plate type fluid treatment apparatus
- Patent number 4,310,416
- Issue date Jan 12, 1982
- Kuraray Company, Limited
- Yoshinobu Tanaka
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL