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

Adam Crowell — 4 Patents

BTBarrett Technology: 4 patents #3 of 30Top 10%
Beverly, MA: #147 of 490 inventorsTop 30%
Massachusetts: #27,608 of 88,656 inventorsTop 35%
Overall (All Time): #1,237,030 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7893644 Ultra-compact, high-performance motor controller and method of using same William T. Townsend, Gill A. Pratt, Traveler Hauptman 2011-02-22
7854631 Ultra-compact, high-performance motor controller William T. Townsendl, Gill A. Pratt, Traveler Hauptman 2010-12-21
7511443 Ultra-compact, high-performance motor controller and method of using same William T. Townsend, Gill A. Pratt, Traveler Hauptman 2009-03-31
7168748 Intelligent, self-contained robotic hand William T. Townsend, Traveler Hauptman, Brian Zenowich, John Lawson, Vitaliy Krutik +1 more 2007-01-30