YC

Yu-Lan Chao

📍 Walnut Creek, CA: #587 of 1,300 inventorsTop 50%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,185,569 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6978489 Toilet seat Yu-Lan Littlee 2005-12-27
6684416 Structure of a self-lifting toilet seat Yu-Lan Littlee 2004-02-03