YAO-CHENG WANG

Follow

Person

Luzhu Township, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Fan-shaped rotor set with balance positioning apertures
- Patent number 9,140,259
- Issue date Sep 22, 2015
- Yao-Cheng Wang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
ROTOR SET
- Publication number 20150184653
- Publication date Jul 2, 2015
- YAO-CHENG WANG
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...