Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DH

Duane Harding — 5 Patents

BRBrunswick: 4 patents #403 of 1,392Top 30%
Stillwater, OK: #88 of 455 inventorsTop 20%
Oklahoma: #2,188 of 12,736 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Duane Harding has been granted 5 US patents while listed as an inventor at Brunswick. The first was granted in 2008 and the most recent in July 2025. Duane Harding ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Duane Harding in Stillwater, OK, US.

Patents per Year

Patents granted per year, 2008 to 2025Bar chart with a peak of 2 patents in 2008.peak 22008: 2 patents20082019: 1 patents20192024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12371141 Marine drives having corrosion protection system with noise and vibration dampening joint Benjamin C. Wald 2025-07-29
11866137 Marine drives having noise and vibration isolating joint Wayne M. Jaszewski, Benjamin C. Wald, Daniel F. Nonn, Andrew S. Waisanen 2024-01-09 $10,050,000
10314289 Gravity-operated wildlife feeder with realistic tree stump appearance 2019-06-11
7467689 Method for pneumatically removing oil from an engine Cyril J. Batten, Jr., Joshua K. English 2008-12-23 $3,515,000
7390232 Exhaust system for a marine engine Joshua K. English, Derric Drake, William C. Martin 2008-06-24 $7,839,000