RC

Rocky Cheng

📍 Sha Tin, CN: #31 of 112 inventorsTop 30%
Overall (2003): #132,163 of 273,478Top 50%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6581233 Electrically operable toothbrush — 2003-06-24