TC

Tzung-Wen Chen

📍 Tainan, TW: #1,324 of 4,566 inventorsTop 30%
Overall (All Time): #1,295,536 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5180114 Pepper grinder — 1993-01-19
5158193 Anti-slip structure for cups — 1992-10-27
5088652 Hand pepper grinder — 1992-02-18
5082190 Pepper grinder — 1992-01-21