Inventor · disambiguated record
Darren J. Hedlund
Also filed as: HEDLUND DARREN · HEDLUND DARREN J
22 granted patents·2 pending applications·134 citations·filing 2004–2024
93Inventor score
Files withPOLARIS INC24
Top patents by PatentIndex Score
24 records- 0196US9845004B2SnowmobilePOLARIS INC·Filed 2015·Granted Dec 19, 2017·50 cites·21 claims
- 0296US9809195B2SnowmobilePOLARIS INC·Filed 2013·Granted Nov 7, 2017·42 cites·17 claims
- 0395US11725599B2System and method for controlling operation of a two-stroke engine having a turbochargerPOLARIS INC·Filed 2022·Granted Aug 15, 2023·3 cites·3 claims
- 0494US11131235B2System and method for bypassing a turbocharger of a two stroke enginePOLARIS INC·Filed 2019·Granted Sep 28, 2021·12 cites·13 claims
- 0591US11384697B2System and method for controlling operation of a two-stroke engine having a turbochargerPOLARIS INC·Filed 2021·Granted Jul 12, 2022·2 cites·10 claims
- 0690US11725573B2Two-passage exhaust system for an enginePOLARIS INC·Filed 2021·Granted Aug 15, 2023·3 cites·8 claims
- 0789US12071857B2Turbocharger lubrication system for a two-stroke enginePOLARIS INC·Filed 2023·Granted Aug 27, 2024·1 cites·6 claims
- 0885US11781494B2Turbocharger system for a two-stroke engine having selectable boost modesPOLARIS INC·Filed 2022·Granted Oct 10, 2023·1 cites·11 claims
- 0985US11639684B2Exhaust gas bypass valve control for a turbocharger for a two-stroke enginePOLARIS INC·Filed 2019·Granted May 2, 2023·2 cites·20 claims
- 1085US11434834B2Turbocharger system for a two-stroke engine having selectable boost modesPOLARIS INC·Filed 2021·Granted Sep 6, 2022·1 cites·22 claims
- 1184US11352935B2Exhaust system for a vehiclePOLARIS INC·Filed 2019·Granted Jun 7, 2022·2 cites·18 claims
- 1278US11828239B2Method and system for controlling a turbocharged two stroke engine based on boost errorPOLARIS INC·Filed 2021·Granted Nov 28, 2023·1 cites·16 claims
- 1376US11788432B2Turbocharger lubrication system for a two-stroke enginePOLARIS INC·Filed 2021·Granted Oct 17, 2023·1 cites·32 claims
- 1475US12460597B2Location-based modification of two-stroke engine calibrationPOLARIS INC·Filed 2024·Granted Nov 4, 2025·0 cites·20 claims
- 1571US12018611B2Turbocharger system for a two-stroke enginePOLARIS INC·Filed 2021·Granted Jun 25, 2024·0 cites·11 claims
- 1669US10731620B2Battery key, starter and improved crankPOLARIS INC·Filed 2018·Granted Aug 4, 2020·2 cites·24 claims
- 1767US11041429B2Cooling jacket for exhaust valve and thermostat and cooling bottlePOLARIS INC·Filed 2020·Granted Jun 22, 2021·0 cites·20 claims
- 1867US7089892B1Fuel injection system and method for two-cycle enginesPOLARIS INC·Filed 2004·Granted Aug 15, 2006·11 cites·50 claims
- 1963US10590833B2Cooling jacket for exhaust valve and thermostat and cooling bottlePOLARIS INC·Filed 2017·Granted Mar 17, 2020·0 cites·20 claims
- 2052US11236668B2Method and system for controlling pressure in a tuned pipe of a two stroke enginePOLARIS INC·Filed 2019·Granted Feb 1, 2022·0 cites·14 claims
- 2152US2025122817A14-stroke 3-cylinder enginePOLARIS INC·Filed 2024·Application pending·0 cites
- 2251US10648399B2Exhaust-tuning port and timing and combustion chamber shapePOLARIS INC·Filed 2017·Granted May 12, 2020·0 cites·20 claims
- 2347US11280258B2Exhaust gas bypass valve system for a turbocharged enginePOLARIS INC·Filed 2019·Granted Mar 22, 2022·0 cites·16 claims
- 2442US2020182142A1Wastegate Sizing For Turbocharger For A Two-Stroke EnginePOLARIS INC·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →