Daisuke NAKA

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Patents Grantslast 30 patents

Information Patent Grant
Wastewater treatment system, air supply amount control device, and...
- Patent number 11,597,667
- Issue date Mar 7, 2023
- Metawater Co., Ltd.
- Hiroyuki Takahashi
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

Information Patent Application
WASTEWATER TREATMENT APPARATUS AND WASTEWATER TREATMENT METHOD
- Publication number 20250197264
- Publication date Jun 19, 2025
- Metawater Co., Ltd.
- Takashi NAKAMURA
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
WATER TREATMENT SYSTEM, WATER TREATMENT METHOD, AND RECORDING MEDIUM
- Publication number 20220227647
- Publication date Jul 21, 2022
- Metawater Co., Ltd.
- Daisuke NAKA
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
WASTEWATER TREATMENT SYSTEM, AIR SUPPLY AMOUNT CONTROL DEVICE, AND...
- Publication number 20200017386
- Publication date Jan 16, 2020
- Metawater Co., Ltd.
- Hiroyuki TAKAHASHI
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE