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

Alan M. Hale

WAWaltec: 1 patents #4 of 10Top 40%
Guelph, CA: #360 of 736 inventorsTop 50%
Overall (All Time): #3,973,455 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4662399 Single lever mixing valve Daniel C. Buchner 1987-05-05