DP

David W. Perkins

PS Paper Systems: 2 patents #1 of 2Top 50%
📍 Cedar Rapids, IA: #8 of 71 inventorsTop 15%
🗺 Iowa: #52 of 609 inventorsTop 9%
Overall (1994): #35,823 of 165,921Top 25%
2
Patents 1994

Issued Patents 1994

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5353982 Fluent container William L. Chase 1994-10-11
5340180 Apparatus for securing contained material William L. Chase 1994-08-23