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

Carl H. MacDermott

UNUnknown: 2 patents #12,644 of 83,584Top 20%
Bridgewater, MA: #109 of 199 inventorsTop 55%
Massachusetts: #56,664 of 88,656 inventorsTop 65%
Overall (All Time): #4,058,475 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4407075 Illuminated spirit vial and level Richard Brown 1983-10-04