DY

David Y. Yuen

📍 Walnut, CA: #351 of 870 inventorsTop 45%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,316,217 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D316594 Shower drain hair-trap — 1991-04-30
D308720 Shower drain hair-trap — 1990-06-19