Won Il Cha

📍 Brea, CA: #261 of 438 inventorsTop 60%

🗺 California: #247,236 of 386,348 inventorsTop 65%

Overall (All Time): #3,429,323 of 4,157,543Top 85%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
7111748	Stable thermos multi-cup	—	2006-09-26