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

Alex Keller — 29 Patents

FAFerag Ag: 13 patents #12 of 115Top 15%
VIVioptix: 7 patents #18 of 51Top 40%
AHAutomatic Material Handling: 5 patents #1 of 7Top 15%
PLPlatt Saco Lowell: 1 patents #7 of 41Top 20%
Manhasset, NY: #4 of 163 inventorsTop 3%
New York: #4,200 of 115,490 inventorsTop 4%
Overall (All Time): #130,149 of 4,157,543Top 4%
29 Patents All Time

Issued Patents All Time

Showing 26–29 of 29 patents

Patent #TitleCo-InventorsDate
4387486 Control system for fiber processing apparatus Joseph R. Williams, Erhard A. Fechner, Akiva Pinto 1983-06-14
4363585 Bale level control system for mechanical hopper feeder Erchard A. Fechner, Joseph R. Williams 1982-12-14
4283909 Spindle cleaning apparatus Thad Flowers, Joseph R. Williams, Navinchandra K. Patel 1981-08-18
RE30702 Doffer with pneumatic control system Keith S. Dellinger, James L. Ray, Thomas A. Cherry, Erhard A. Fechner 1981-08-11