YM

Yen-Chung Ma

📍 San Francisco, CA: #748 of 2,197 inventorsTop 35%
🗺 California: #14,783 of 41,698 inventorsTop 40%
Overall (2011): #125,309 of 364,097Top 35%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7900291 Blower system for health booth Yen-Ping Ma 2011-03-08