Yu-Shan Lai

Taibao, TW: #1 of 3 inventorsTop 35%

Overall (2003): #34,740 of 273,478Top 15%

2 Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
6631953	Backrest elevator device	—	2003-10-14
6585322	Armrest elevator device	—	2003-07-01