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

Steven E. Richfield

Edgewood, WA: #1 of 4 inventorsTop 25%
Washington: #4,262 of 12,053 inventorsTop 40%
Overall (2016): #218,910 of 481,213Top 50%
1 Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9229213 Coincident focus microscope having superior resolution and contrast in three dimensions 2016-01-05