RH

Roger Holman

📍 Maynard, MA: #4 of 18 inventorsTop 25%
🗺 Massachusetts: #1,083 of 4,501 inventorsTop 25%
Overall (1997): #85,538 of 185,788Top 50%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5672948 Digital, Back EMF, single coil sampling, sensorless commutator system for a D.C. motor Adam J. Cohen, Rajesh M. Nair 1997-09-30