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

Grant H. Sanstrom — 2 Patents

Parker, WA: #1 of 2 inventorsTop 50%
Washington: #35,300 of 76,902 inventorsTop 50%
Overall (All Time): #2,351,548 of 4,157,543Top 60%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4497280 Timer actuated pet feeder Beverly J. Sanstrom 1985-02-05
4365361 Toilet bowl odor educting and powered exhaust system 1982-12-28