Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12071857 | Turbocharger lubrication system for a two-stroke engine | Alexander M. Hetteen, James H. Buchwitz | 2024-08-27 |
| 12018611 | Turbocharger system for a two-stroke engine | Sean Trihey, Reed A. Hanson, Lucas R. Salfer, James H. Buchwitz, Derek D. Zimney | 2024-06-25 |
| 11828239 | Method and system for controlling a turbocharged two stroke engine based on boost error | Dallas J. Blake, James H. Buchwitz, Lucas R. Salfer, Reed A. Hanson, Eric L. Gausen | 2023-11-28 |
| 11788432 | Turbocharger lubrication system for a two-stroke engine | Derek D. Zimney, James H. Buchwitz, Dallas J. Blake, Alexander M. Hetteen, Daniel E. Erickson +4 more | 2023-10-17 |
| 11781494 | Turbocharger system for a two-stroke engine having selectable boost modes | James H. Buchwitz, Lucas R. Salfer, James A. Barczak, Reed A. Hanson, Derek D. Zimney +4 more | 2023-10-10 |
| 11725599 | System and method for controlling operation of a two-stroke engine having a turbocharger | James H. Buchwitz, Dallas J. Blake, Lucas R. Salfer, Alexander M. Hetteen, Reed A. Hanson +3 more | 2023-08-15 |
| 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 |
| 11639684 | Exhaust gas bypass valve control for a turbocharger for a two-stroke engine | James H. Buchwitz, 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, James H. Buchwitz, Lucas R. Salfer, Steven Ronald Hanson, Joseph D. Tharaldson +7 more | 2022-09-06 |
| 11384697 | System and method for controlling operation of a two-stroke engine having a turbocharger | James H. Buchwitz, Dallas J. Blake, Lucas R. Salfer, Alexander M. Hetteen, Reed A. Hanson +3 more | 2022-07-12 |
| 11352935 | Exhaust system for a vehicle | James H. Buchwitz, Derek D. Zimney, Reed A. Hanson, Daniel E. Erickson, Chad A. Dale | 2022-06-07 |
| 11280258 | Exhaust gas bypass valve system for a turbocharged engine | James H. Buchwitz, Lucas R. Salfer, Jon P. Brandt | 2022-03-22 |
| 11236668 | Method and system for controlling pressure in a tuned pipe of a two stroke engine | James H. Buchwitz, Jon P. Brandt, Reed A. Hanson, Lucas R. Salfer, Derek D. Zimney | 2022-02-01 |
| 11131235 | System and method for bypassing a turbocharger of a two stroke engine | James H. Buchwitz, Lucas R. Salfer, Reed A. Hanson, Derek D. Zimney | 2021-09-28 |
| 11041429 | Cooling jacket for exhaust valve and thermostat and cooling bottle | Oliver J. Young | 2021-06-22 |
| 10731620 | Battery key, starter and improved crank | Dallas J. Blake, James A. Barczak, Lawrence J. Hosaluk, Oliver J. Young, Matthew D. Reeves +4 more | 2020-08-04 |
| 10648399 | Exhaust-tuning port and timing and combustion chamber shape | James A. Barczak, Lawrence J. Hosaluk, Dallas J. Blake | 2020-05-12 |
| 10590833 | Cooling jacket for exhaust valve and thermostat and cooling bottle | Oliver J. Young | 2020-03-17 |
| 9845004 | Snowmobile | Jan R. Vistad, Dustin A. Mertens, Andrew Mills | 2017-12-19 |
| 9809195 | Snowmobile | Timothy J. Giese, Richard Kerner, Eric J. Borud, Cameron D. Fisher | 2017-11-07 |
| 7089892 | Fuel injection system and method for two-cycle engines | Lawrence J. Hosaluk, Kevin Ness | 2006-08-15 |