Toshiyuki Yagi

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Ohtsu-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hollow fiber semipermeable membrane, method for manufacturing same,...
- Patent number 10,369,530
- Issue date Aug 6, 2019
- TOYOBO CO., LTD.
- Michiko Shimizu
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Hollow fiber type semipermeable membrane, method for manufacturing...
- Patent number 10,252,222
- Issue date Apr 9, 2019
- Toyobo Co., Ltd.
- Michiko Shimizu
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Hollow fiber type reverse osmosis membrane and method for manufactu...
- Patent number 8,915,378
- Issue date Dec 23, 2014
- Toyobo Co., Ltd.
- Shinobu Tokimi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
HOLLOW FIBER SEMIPERMEABLE MEMBRANE, METHOD FOR MANUFACTURING SAME,...
- Publication number 20150265976
- Publication date Sep 24, 2015
- TOYOBO CO., LTD.
- Michiko Shimizu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
HOLLOW FIBER TYPE SEMIPERMEABLE MEMBRANE, METHOD FOR MANUFACTURING...
- Publication number 20150008185
- Publication date Jan 8, 2015
- TOYOBO CO., LTD.
- Michiko Shimizu
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
HOLLOW FIBER TYPE REVERSE OSMOSIS MEMBRANE AND METHOD FOR MANUFACTU...
- Publication number 20130140236
- Publication date Jun 6, 2013
- TOYOBO CO., LTD.
- Shinobu Tokimi
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL