Shouichi Banba

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vortex flow type water surface control device for draining device
- Patent number 8,979,432
- Issue date Mar 17, 2015
- Tokyo Metropolitan Government
- Ikuo Uemura
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Vortex flow type water surface control device for draining device
- Patent number 8,459,900
- Issue date Jun 11, 2013
- Tokyo Metropolitan Government
- Ikuo Uemura
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
VORTEX FLOW TYPE WATER SURFACE CONTROL DEVICE FOR DRAINING DEVICE
- Publication number 20110284441
- Publication date Nov 24, 2011
- TOKYO METROPOLITAN GOVERNMENT
- Ikuo Uemura
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
Vortex Flow Type Water Surface Control Device for Draining Device
- Publication number 20080023074
- Publication date Jan 31, 2008
- TOKYO METROPOLITAN GOVERNMENT
- Ikuo Uemura
- E03 - WATER SUPPLY SEWERAGE