Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
DN

David Navin — 3 Patents

SMSpee-Dee Packaging Machinery: 1 patents #9 of 15Top 60%
Williams Bay, WI: #7 of 24 inventorsTop 30%
Wisconsin: #13,258 of 40,088 inventorsTop 35%
Overall (All Time): #1,454,012 of 4,157,543Top 35%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
10718440 Check valve for a seafaring vessel Brian Porter 2020-07-21
8991442 Rotary filling machine with magnetic funnel attachment Mark Green 2015-03-31
6938206 System and method for creating a clinical resume David Ingle, Dayna Sue Pierzchala, Mark Phillip Snell 2005-08-30