YL

Yun-Rak Lee

📍 Seoul, KR: #310 of 1,284 inventorsTop 25%
Overall (2002): #83,728 of 266,432Top 35%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6419252 Traveling and accelerating system for riding a bicycle forward regardless the rotation direction of the pedals Jong Il Park 2002-07-16