SC

Stephen G. Crain

PI Polaris Industries: 14 patents #44 of 746Top 6%
ME Mcmillan Electric: 1 patents #7 of 11Top 65%
📍 Wyoming, MN: #7 of 86 inventorsTop 9%
🗺 Minnesota: #3,753 of 52,454 inventorsTop 8%
Overall (All Time): #230,228 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
12416272 Systems and methods for engine start Trevor F. Rhodes, Yassin M. Kelay, David F. Buehler, Markus Hoffet, James H. Buchwitz +10 more 2025-09-16
12319346 Off-road vehicle Jeremy S. Lyons, Daniel S. Weber, Keith A. Hollman, Aaron D. Deckard, Travis J. Saari +7 more 2025-06-03
11637506 Low loss shunt regulator Markus Hoffet 2023-04-25
10870465 Power boost regulator Derek D. Zimney 2020-12-22
10793226 Power boost regulator Markus Hoffet, Peter J. Erasmus, Joshua J. Stevens, Joseph D. Tharaldson, Brad W. Teubner 2020-10-06
10780949 Power boost regulator Brad W. Teubner, Joshua J. Stevens, Joseph D. Tharaldson, Markus Hoffet, Lawrence J. Hosaluk +3 more 2020-09-22
10731620 Battery key, starter and improved crank Dallas J. Blake, James A. Barczak, Lawrence J. Hosaluk, Darren J. Hedlund, Oliver J. Young +4 more 2020-08-04
10707741 Voltage generator and a method of making a voltage generator 2020-07-07
10647324 Systems and methods for control of two independent powertrains in a vehicle Peter J. Erasmus, David F. Buehler, Markus Hoffet, Kevin P. Blair 2020-05-12
9644969 Recreational vehicle interactive telemetry, mapping, and trip planning system David J. Koenig, Joseph D. Tharaldson, Adam C. Koosmann, Christopher G. Wolf, William C. Fisher +6 more 2017-05-09
9216637 Electric vehicle Joel M. Notaro 2015-12-22
9162558 Electric vehicle Kurt E. Stenberg, Joel M. Notaro, Josh J. Leonard, Dennis P. Sabourin, Russ G. Olsen +1 more 2015-10-20
9096133 Electric vehicle with range extender Beat R. Kohler, Marcel Frei, Peter J. Erasmus, Travis N. Theiss, Stacey E. Stewart 2015-08-04
8339006 Permanent magnet arrangement for generator rotor Vincent Hall 2012-12-25
8302724 Regenerative control system for an electric vehicle Brian R. Gillingham, Joel M. Notaro, Josh J. Leonard, Bradley R. Morisch 2012-11-06
8256549 Electric vehicle Russ G. Olsen, Joel M. Notaro, Richard R. Maki, Josh J. Leonard 2012-09-04
6975082 Variable speed drive with a synchronous electric motor Joel B. Jermakian 2005-12-13
6348751 Electric motor with active hysteresis-based control of winding currents and/or having an efficient stator winding arrangement and/or adjustable air gap Joel B. Jermakian, Cory D. Knudtson, Robert F. D. Piacesi 2002-02-19
6137203 Electric motor with active hysteresis-based control of winding currents and/or having an efficient stator winding arrangement and/or adjustable air gap Joel B. Jermakian, Cory D. Knudtson, Robert F. D. Piacesi 2000-10-24