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

William A. Hayday

RHRynex Holdings: 1 patents #1 of 1Top 100%
Oyster Bay, NY: #1 of 4 inventorsTop 25%
New York: #3,048 of 9,423 inventorsTop 35%
Overall (2003): #92,429 of 273,478Top 35%
1 Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6524474 Solvent purifying system 2003-02-25