JY

Jen-Ta Yang

Overall (2003): #197,363 of 273,478Top 75%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6538344 Uninterruptable power supply system with automatic data storing arrangement Chia-Chi Tsui 2003-03-25