RK

Ramani R. Kalpathi

DL Dana Limited: 7 patents #60 of 1,099Top 6%
📍 Ann Arbor, MI: #1,235 of 6,071 inventorsTop 25%
🗺 Michigan: #13,574 of 86,293 inventorsTop 20%
Overall (All Time): #761,347 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
6242874 Phase commutation of a switched reluctance motor by single phase sensing of inductance Peter T. Szymanski 2001-06-05
6137248 Sensing load and/or speed changes in a switched reluctance motor through current chopping 2000-10-24
6107772 Sensorless switched reluctance motor control Ning Liu, Scott E. Blackburn, David C. Reuter 2000-08-22
6060858 C-dump switched reluctance hysteresis control Scott E. Blackburn 2000-05-09
6011368 Sensorless detection of a locked rotor in a switched reluctance motor Peter T. Szymanski 2000-01-04
5973462 Method and apparatus of reducing acoustic noise in switched reluctance electric motor Ning Liu, Scott E. Blackburn, Sergei Kolomeitsev 1999-10-26
5786681 Active phase coil inductance sensing 1998-07-28