Terutaka Watanabe

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Ibaraki-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method of treating reverse osmosis membrane element, and reverse os...
- Patent number 6,821,430
- Issue date Nov 23, 2004
- Nitto Denko Corporation
- Masaaki Andou
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Treatment system having spiral membrane element and method for oper...
- Publication number 20030127388
- Publication date Jul 10, 2003
- NITTO DENKO CORPORATION
- Masaaki Ando
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Method of treating reverse osmosis membrane element, and reverse os...
- Publication number 20030066805
- Publication date Apr 10, 2003
- Masaaki Andou
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL