TC

Tsung-Jen Chang

PE Primax Electronics: 2 patents #210 of 571Top 40%
Overall (All Time): #1,607,559 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6661199 Power converters and related charging systems — 2003-12-09
6504343 Charging systems for simultaneously charging notebook computers and portable devices — 2003-01-07
6006372 Rinsing apparatus for toilet — 1999-12-28