DG

Donald T. Grappo

📍 Oakland, CA: #2,087 of 4,380 inventorsTop 50%
🗺 California: #185,134 of 386,348 inventorsTop 50%
Overall (All Time): #2,279,828 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D371007 Auto comfort seat — 1996-06-25
5427426 Seat accessory — 1995-06-27