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

James M. Hundertmark — 29 Patents

BRBrunswick: 16 patents #63 of 1,301Top 5%
MSMark X Steering Systems: 6 patents #1 of 1Top 100%
MPMarine Tech Products: 3 patents #1 of 4Top 25%
Fond du Lac, WI: #12 of 383 inventorsTop 4%
Wisconsin: #1,059 of 40,088 inventorsTop 3%
Overall (All Time): #131,571 of 4,157,543Top 4%
29 Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
4490120 Hydraulic trim-tilt system 1984-12-25
4391592 Hydraulic trim-tilt system 1983-07-05
4388896 Lubricating system for a two-cycle engine Stephen Sheridan 1983-06-21
4285308 Cold start fuel enrichment system James L. Wagner 1981-08-25