Daicen Membrane-System LTD.

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Sakai-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Porous hollow fiber membrane
- Patent number 12,172,135
- Issue date Dec 24, 2024
- DAICEN MEMBRANE-SYSTEMS LTD.
- Shuji Nakatsuka
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Aeration device and aeration system
- Patent number 7,311,299
- Issue date Dec 25, 2007
- Daicen Membrane-Systems, Ltd.
- Kunihiko Sasajima
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

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Patents Applicationslast 30 patents

Information Patent Application
ISOLATION AND PURIFICATION METHOD OF EXTRACELLULAR VESICLES
- Publication number 20240238728
- Publication date Jul 18, 2024
- DAICEN MEMBRANE-SYSTEMS Ltd.
- Shuji NAKATSUKA
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
METHOD AND DEVICE FOR ISOLATING AND PURIFYING MINUTE USEFUL SUBSTANCE
- Publication number 20240238729
- Publication date Jul 18, 2024
- DAICEL CORPORATION
- Shuji NAKATSUKA
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Application
POROUS HOLLOW FIBER MEMBRANE
- Publication number 20210346849
- Publication date Nov 11, 2021
- DAICEN MEMBRANE-SYSTEMS Ltd.
- Shuji NAKATSUKA
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
Method for treating raw water containing hardly decomposable substance
- Publication number 20070119779
- Publication date May 31, 2007
- IDEMITSU KOSAN CO., LTD.
- Takahisa Muramoto
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL