MD

Martin L. Denny

DI Dico: 4 patents #2 of 7Top 30%
📍 Des Moines, IA: #149 of 657 inventorsTop 25%
🗺 Iowa: #3,757 of 15,303 inventorsTop 25%
Overall (All Time): #1,277,740 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6302426 Strengthening rib 2001-10-16
5573263 Automatic trailer hitch lock Alan Maddaford 1996-11-12
5485900 Brake lockout device 1996-01-23
D361541 Combined trailer coupler housing and handle 1995-08-22