TC

Tsung-Yen Chang

📍 Los Altos Hills, CA: #21 of 65 inventorsTop 35%
🗺 California: #3,049 of 13,957 inventorsTop 25%
Overall (1994): #56,164 of 165,921Top 35%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5284515 Coating machine for waterproof of paper based articles — 1994-02-08