FD

Fredric Dan Ducolon

📍 Fife, WA: #3 of 12 inventorsTop 25%
🗺 Washington: #27,877 of 76,902 inventorsTop 40%
Overall (All Time): #1,500,859 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9849942 Foldable boat ramp — 2017-12-26
5585590 Recoil counter-vectoring gun — 1996-12-17
5014595 Redirected recoil mechanism — 1991-05-14