Jan M. Hedlund

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Roseau, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Engine air intake system
- Patent number 7,040,437
- Issue date May 9, 2006
- Polaris Industries Inc.
- Richard Fredrickson
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Snowmobile with asymmetric skis
- Patent number 6,431,561
- Issue date Aug 13, 2002
- Polaris Industries Inc.
- Jan M. Hedlund
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Varible exhaust resonance chamber valve system for two-cycle engines
- Patent number 6,158,215
- Issue date Dec 12, 2000
- Polaris Industries Inc.
- John Bradley Bosch
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Snowmobile with improved cooling system
- Patent number 6,109,217
- Issue date Aug 29, 2000
- Polaris Industries Inc.
- Jan M. Hedlund
- B60 - VEHICLES IN GENERAL