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

Fred Zajechowski — 1 Patent

BPBangor Punta: 1 patents #4 of 19Top 25%
Granby, MA: #73 of 124 inventorsTop 60%
Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #3,998,527 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4599818 Magazine catch Joseph Fedora 1986-07-15