PK

Perry Klein

📍 West Des Moines, IA: #98 of 276 inventorsTop 40%
🗺 Iowa: #6,094 of 15,303 inventorsTop 40%
Overall (All Time): #2,217,876 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6446480 Process for producing improved rail Verlan Van Dyke, Keith Korver 2002-09-10
6205929 Trolley wheel Verlan Van Dyke, Keith Korver 2001-03-27