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

Donald M. Herriott

San Diego, CA: #15,630 of 23,606 inventorsTop 70%
California: #247,236 of 386,348 inventorsTop 65%
Overall (All Time): #4,050,965 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4381031 Spa-domestic hot water heat exchanger Larry Dean Whitaker 1983-04-26