DM

David R. Marvel

📍 Indian Rocks Beach, FL: #12 of 52 inventorsTop 25%
🗺 Florida: #16,597 of 67,251 inventorsTop 25%
Overall (All Time): #1,606,334 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6796003 Rope knot system — 2004-09-28
D375429 Floppy disc holder James A. Staack 1996-11-12
D360085 Microcassette holder James A. Staack 1995-07-11