OA

Otto H. Acker

📍 Washougal, WA: #33 of 115 inventorsTop 30%
🗺 Washington: #27,877 of 76,902 inventorsTop 40%
Overall (All Time): #1,683,321 of 4,157,543Top 45%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
4390191 Bicycle construction — 1983-06-28
4333621 Shock absorbing mechanism for a parachute supported load — 1982-06-08
4326598 Steam driven road vehicle — 1982-04-27