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

Robert A. Dunbar

PYPyrotector: 1 patents #1 of 1Top 100%
Swampscott, MA: #1 of 4 inventorsTop 25%
Massachusetts: #582 of 2,831 inventorsTop 25%
Overall (1989): #63,773 of 140,708Top 50%
1 Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4820931 Wet bench flame and droplet detector 1989-04-11