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

Alfred Purens

ATAT&T: 1 patents #10,626 of 18,772Top 60%
Chicago, IL: #7,538 of 13,327 inventorsTop 60%
Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #3,878,733 of 4,157,543Top 95%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5024415 Tilt and swivel apparatus for a display monitor 1991-06-18