JB

James H. Buchwitz

PI Polaris Industries: 21 patents #16 of 746Top 3%
📍 Strathcona, MN: #1 of 2 inventorsTop 50%
🗺 Minnesota: #3,293 of 52,454 inventorsTop 7%
Overall (All Time): #203,091 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12416272 Systems and methods for engine start Stephen G. Crain, Trevor F. Rhodes, Yassin M. Kelay, David F. Buehler, Markus Hoffet +10 more 2025-09-16
12071857 Turbocharger lubrication system for a two-stroke engine Darren J. Hedlund, Alexander M. Hetteen 2024-08-27
12031494 System and method for controlling operation of a two-stroke engine having a turbocharger Dallas J. Blake, Lucas R. Salfer 2024-07-09
12018611 Turbocharger system for a two-stroke engine Sean Trihey, Darren J. Hedlund, Reed A. Hanson, Lucas R. Salfer, Derek D. Zimney 2024-06-25
12006860 Turbocharger system for a two-stroke engine Lucas R. Salfer, Derek D. Zimney, Tim Keller, Karsten Scholle, Marcel Semrau +1 more 2024-06-11
11828239 Method and system for controlling a turbocharged two stroke engine based on boost error Dallas J. Blake, Lucas R. Salfer, Darren J. Hedlund, Reed A. Hanson, Eric L. Gausen 2023-11-28
11815037 Method and system for controlling a two stroke engine based on fuel pressure Lucas R. Salfer, G. Jay McKoskey, Jacob Hanson, Ron Danielson, Andreas Bilek +3 more 2023-11-14
11788432 Turbocharger lubrication system for a two-stroke engine Derek D. Zimney, Dallas J. Blake, Alexander M. Hetteen, Daniel E. Erickson, Chad A. Dale +4 more 2023-10-17
11781494 Turbocharger system for a two-stroke engine having selectable boost modes Lucas R. Salfer, James A. Barczak, Darren J. Hedlund, Reed A. Hanson, Derek D. Zimney +4 more 2023-10-10
11725573 Two-passage exhaust system for an engine William Joseph Bryant, Derek D. Zimney, Angus M. Morison, Colton Ross, Ross Liberty +3 more 2023-08-15
11725599 System and method for controlling operation of a two-stroke engine having a turbocharger Dallas J. Blake, Lucas R. Salfer, Alexander M. Hetteen, Reed A. Hanson, Darren J. Hedlund +3 more 2023-08-15
11639684 Exhaust gas bypass valve control for a turbocharger for a two-stroke engine Darren J. Hedlund, Derek D. Zimney, Lucas R. Salfer, Reed A. Hanson, Dallas J. Blake 2023-05-02
11434834 Turbocharger system for a two-stroke engine having selectable boost modes Dallas J. Blake, Lucas R. Salfer, Steven Ronald Hanson, Joseph D. Tharaldson, Darren J. Hedlund +7 more 2022-09-06
11384697 System and method for controlling operation of a two-stroke engine having a turbocharger Dallas J. Blake, Lucas R. Salfer, Alexander M. Hetteen, Reed A. Hanson, Darren J. Hedlund +3 more 2022-07-12
11352935 Exhaust system for a vehicle Derek D. Zimney, Darren J. Hedlund, Reed A. Hanson, Daniel E. Erickson, Chad A. Dale 2022-06-07
11280258 Exhaust gas bypass valve system for a turbocharged engine Lucas R. Salfer, Darren J. Hedlund, Jon P. Brandt 2022-03-22
11236668 Method and system for controlling pressure in a tuned pipe of a two stroke engine Darren J. Hedlund, Jon P. Brandt, Reed A. Hanson, Lucas R. Salfer, Derek D. Zimney 2022-02-01
11174779 Turbocharger system for a two-stroke engine Derek D. Zimney, Lucas R. Salfer, Tim Keller, Marcel Semrau, Karsten Scholle 2021-11-16
11131235 System and method for bypassing a turbocharger of a two stroke engine Darren J. Hedlund, Lucas R. Salfer, Reed A. Hanson, Derek D. Zimney 2021-09-28
10330096 System and method for cold temperature control of an electric oil pump Dallas J. Blake 2019-06-25
7431024 Method and operation of an engine Chad M Cunningham, Nathan D. Dahl, Ryan Sorenson, Dean Hedlund, Christopher R Benning 2008-10-07