Patents by Inventor Donovan L. Fredrickson

Donovan L. Fredrickson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10369861
    Abstract: A utility vehicle includes a plurality of ground-engaging members, a frame assembly, a cab frame assembly, a front suspension assembly, a rear suspension assembly, a power steering assembly, and a powertrain assembly, all of which may be configured to lower the center of gravity of the vehicle.
    Type: Grant
    Filed: September 4, 2014
    Date of Patent: August 6, 2019
    Assignee: Polaris Industries Inc.
    Inventors: Aaron D. Deckard, Adam J. Schlangen, Alex R. Scheuerell, Aaron J. Nysse, Anthony J. Ripley, Daniel L. Goffman, Andy T. Ives, Donovan L. Fredrickson, Gordon J. Steinmetz, Corrie S. Roytek, Shawn D. Peterson, Dennis J. Lutz
  • Publication number: 20180178677
    Abstract: A utility vehicle includes a plurality of ground-engaging members, a frame supported by the ground-engaging members, and a plurality of body panels supported by the frame. The utility vehicle also includes a radiator supported on a rear portion of the frame. Additionally, the utility vehicle includes an air intake assembly partially supported by an upper portion of the frame.
    Type: Application
    Filed: December 22, 2016
    Publication date: June 28, 2018
    Inventors: Philip B. Swain, Andrew C. Schleif, Dennis J. Lutz, David J. Hicke, Eric D. Bjerketvedt, Aaron D. Deckard, Corrie S. Roytek, Donovan L. Fredrickson, Owen J. Dickinson, Jason L. Sherrett, James J. Endrizzi
  • Patent number: 9759313
    Abstract: A recreational vehicle is provided including a power source, such as an engine or an electric motor, and a transmission having a variable gear ratio. A sub-transmission coupled to an output of the transmission includes a plurality of selectable gear configurations including at least one of a forward gear, a neutral gear, a reverse gear, and a park gear. An electronic controller is operative to electronically control the gear configuration of the sub-transmission.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: September 12, 2017
    Assignee: Polaris Industries Inc.
    Inventors: Stephen L. Nelson, Donovan L. Fredrickson, David J. Koenig, Ryan D. Carlson, Aaron D. Deckard
  • Patent number: 9702455
    Abstract: A recreational vehicle is provided including a power source, such as an engine or an electric motor, and a transmission having a variable gear ratio. A sub-transmission coupled to an output of the transmission includes a plurality of selectable gear configurations including at least one of a forward gear, a neutral gear, a reverse gear, and a park gear. An electronic controller is operative to electronically control the gear configuration of the sub-transmission.
    Type: Grant
    Filed: November 26, 2014
    Date of Patent: July 11, 2017
    Assignee: Polaris Industries Inc.
    Inventors: Stephen L. Nelson, Donovan L. Fredrickson, David J. Koenig, Ryan D. Carlson, Aaron D. Deckard
  • Patent number: 9429235
    Abstract: A continuously variable transmission (CVT) is provided for use on a recreational or utility vehicle. The CVT is electronically controlled by at least one control unit of the vehicle. The CVT includes a primary clutch having a first sheave and a second sheave moveable relative to the first sheave. An actuator controls movement of the second sheave.
    Type: Grant
    Filed: October 15, 2012
    Date of Patent: August 30, 2016
    Assignee: Polaris Industries Inc.
    Inventors: Brian D. Krosschell, Stephen L. Nelson, Brian R. Gillingham, Urs Wenger, Donovan L. Fredrickson, Karl J. Grajkowski, Philipp Meyer, Donald E. Frost, Beat R. Kohler, Ronald Zurbruegg, Peter J. Erasmus, Jeffrey I. Peterman
  • Publication number: 20160146334
    Abstract: A recreational vehicle is provided including a power source, such as an engine or an electric motor, and a transmission having a variable gear ratio. A sub-transmission coupled to an output of the transmission includes a plurality of selectable gear configurations including at least one of a forward gear, a neutral gear, a reverse gear, and a park gear. An electronic controller is operative to electronically control the gear configuration of the sub-transmission.
    Type: Application
    Filed: November 26, 2014
    Publication date: May 26, 2016
    Inventors: Stephen L. Nelson, Donovan L. Fredrickson, David J. Koenig, Ryan D. Carlson, Aaron D. Deckard
  • Patent number: 9151384
    Abstract: A continuously variable transmission (CVT) is provided for use on a recreational or utility vehicle. The CVT is electronically controlled by at least one control unit of the vehicle. The CVT includes a primary clutch having a first sheave and a second sheave moveable relative to the first sheave. An actuator controls movement of the second sheave.
    Type: Grant
    Filed: October 15, 2012
    Date of Patent: October 6, 2015
    Assignee: Polaris Industries Inc.
    Inventors: Beat R. Kohler, Stephen L. Nelson, Brian R. Gillingham, Urs Wenger, Donovan L. Fredrickson, Brian D. Krosschell, Karl J. Grajkowski, Philipp Meyer, Donald E. Frost, Ronald Zurbruegg, Peter J. Erasmus
  • Publication number: 20150061275
    Abstract: A utility vehicle includes a plurality of ground-engaging members, a frame assembly, a cab frame assembly, a front suspension assembly, a rear suspension assembly, a power steering assembly, and a powertrain assembly, all of which may be configured to lower the center of gravity of the vehicle.
    Type: Application
    Filed: September 4, 2014
    Publication date: March 5, 2015
    Inventors: Aaron D. DECKARD, Adam J. SCHLANGEN, Alex R. SCHEUERELL, Aaron J. NYSSE, Anthony J. RIPLEY, Daniel L. GOFFMAN, Andy T. IVES, Donovan L. FREDRICKSON, Gordon J. STEINMETZ, Keith A. HOLLMAN, Anthony J. KOMAREK, Corrie S. ROYTEK, Shawn D. PETERSON, Dennis J. LUTZ
  • Patent number: 8682550
    Abstract: A continuously variable transmission (CVT) is provided for use on a recreational or utility vehicle. The CVT is electronically controlled by at least one control unit of the vehicle. The CVT includes a primary clutch having a first sheave and a second sheave moveable relative to the first sheave. An actuator controls movement of the second sheave.
    Type: Grant
    Filed: October 15, 2012
    Date of Patent: March 25, 2014
    Assignee: Polaris Industries Inc.
    Inventors: Stephen L. Nelson, Brian R. Gillingham, Urs Wenger, Donovan L. Fredrickson, Brian D. Krosschell, Karl J. Grajkowski, Philipp Meyer, Donald E. Frost, Beat R. Kohler, Ronald Zurbruegg, Peter J. Erasmus