Donald E. Frost

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Roseau, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
All terrain vehicle
- Patent number 11,623,487
- Issue date Apr 11, 2023
- Polaris Industries Inc.
- Stephen L. Nelson
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Primary clutch electronic CVT
- Patent number 9,429,235
- Issue date Aug 30, 2016
- Polaris Industries Inc.
- Brian D. Krosschell
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Primary clutch electronic CVT
- Patent number 9,151,384
- Issue date Oct 6, 2015
- Polaris Industries Inc.
- Beat R. Kohler
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Primary clutch electronic CVT
- Patent number 8,682,550
- Issue date Mar 25, 2014
- Polaris Industries Inc.
- Stephen L. Nelson
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Primary clutch electronic CVT
- Patent number 8,534,413
- Issue date Sep 17, 2013
- Polaris Industries Inc.
- Stephen L. Nelson
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
PRIMARY CLUTCH ELECTRONIC CVT
- Publication number 20130092468
- Publication date Apr 18, 2013
- Polaris Industries Inc.
- Stephen L. Nelson
- B60 - VEHICLES IN GENERAL