Jianfu WU

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Xiamen, CN

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Patents Grantslast 30 patents

Information Patent Grant
Water outlet box of pressure-type flushing system and toilet using...
- Patent number 11,946,240
- Issue date Apr 2, 2024
- Xiping Li
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Pressure flushing system and toilet
- Patent number 11,773,576
- Issue date Oct 3, 2023
- Bingxing Huang
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Base connection device used to change a flapper drain valve to a ba...
- Patent number 9,556,601
- Issue date Jan 31, 2017
- WDI (XIAMEN) TECHNOLOGY INC.
- Baojia Huang
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Automatic protection device for a toilet inlet valve or drain valve
- Patent number 9,487,938
- Issue date Nov 8, 2016
- WDI (XIAMEN) TECHNOLOGY INC.
- Xiping Li
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
Pressure flushing system and toilet
- Publication number 20220243440
- Publication date Aug 4, 2022
- ECO (XIAMEN) TECHNOLOGY INC.
- Bingxing HUANG
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
Water outlet box of pressure-type flushing system and toilet using...
- Publication number 20220220716
- Publication date Jul 14, 2022
- ECO (XIAMEN) TECHNOLOGY INC.
- Xiping LI
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
AUTOMATIC PROTECTION DEVICE FOR A TOILET INLET VALVE OR DRAIN VALVE
- Publication number 20150083238
- Publication date Mar 26, 2015
- Xiping LI
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
BASE CONNECTION DEVICE USED TO CHANGE A FLAPPER DRAIN VALVE TO A BA...
- Publication number 20150059869
- Publication date Mar 5, 2015
- Baojia HUANG
- E03 - WATER SUPPLY SEWERAGE