Ruiliang CHEN

Follow

Person

Xiamen, CN

People

Patents Grantslast 30 patents

Information Patent Grant
Effort-saving flap-type drain valve
- Patent number 11,898,337
- Issue date Feb 13, 2024
- XIAMEN R&T PLUMBING TECHNOLOGY CO., LTD.
- Shunxing Zhou
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Double-flush light-touch drain valve and double-flush control method
- Patent number 9,945,110
- Issue date Apr 17, 2018
- Xiamen R&T Plumbing Technology Co., Ltd.
- Haibin Chen
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Double flow control mechanism of a soft touch drain valve and a dou...
- Patent number 9,790,675
- Issue date Oct 17, 2017
- Xiamen R&T Plumbing Technology Co., Ltd.
- Haibin Chen
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
EFFORT-SAVING FLAP-TYPE DRAIN VALVE
- Publication number 20230089999
- Publication date Mar 23, 2023
- XIAMEN R&T PLUMBING TECHNOLOGY CO., LTD.
- Shunxing ZHOU
- E03 - WATER SUPPLY SEWERAGE
Information Patent Application
DOUBLE FLOW CONTROL MECHANISM OF A SOFT TOUCH DRAIN VALVE AND A DOU...
- Publication number 20160154409
- Publication date Jun 2, 2016
- XIAMEN R&T PLUMBING TECHNOLOGY CO., LTD.
- Haibin CHEN
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
DOUBLE-FLUSH LIGHT-TOUCH DRAIN VALVE AND DOUBLE-FLUSH CONTROL METHOD
- Publication number 20160153182
- Publication date Jun 2, 2016
- Xiamen R&T Plumbing Technology Co.,Ltd.
- Haibin CHEN
- E03 - WATER SUPPLY SEWERAGE