TC

Ting-Kuang Chen

PC Power Network Industry Co.: 2 patents #1 of 1Top 100%
📍 Keelung, TX: #1 of 1 inventorsTop 100%
Overall (2003): #39,338 of 273,478Top 15%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6655470 Speed changing mechanism for tools 2003-12-02
6533093 Torque adjusting device for a drill 2003-03-18