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

Roger Holman

DCDegree Controls: 2 patents #2 of 10Top 20%
Maynard, MA: #82 of 250 inventorsTop 35%
Massachusetts: #27,608 of 88,656 inventorsTop 35%
Overall (All Time): #1,266,131 of 4,157,543Top 35%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6763711 Air flow sensor using measurement of rate of heat loss Rajesh M. Nair, David Gagnon, Owen R. Mann 2004-07-20
6319114 Thermal management system Rajesh M. Nair, David Gagnon 2001-11-20
5672948 Digital, Back EMF, single coil sampling, sensorless commutator system for a D.C. motor Adam J. Cohen, Rajesh M. Nair 1997-09-30
4903188 Pulse width modulated inductive load controller Suresh Madhavan, Adam J. Cohen 1990-02-20