Chiai
Taiwan
4
2007-12-27
The entities that hold a legal rights for patent applications filed by inventor Chen Yu-Kai:
Yu-Kai Chen from Chiai, TW has applied for patents for these inventions. The list has both pending applications and granted patents:
Humidity sensor capable of self-regulating temperature compensation and manufacturing method thereof
#2 | 2006-09-05Motor speed variator and a driving method thereof
#3 | 2006-08-22Self-sourcing exercise bike with a linear digital control magnetic resistance braking apparatus
#4 | 2005-09-27Belt-disc sander having speed adjuster
6157481 ⎘