Patents by Inventor Davis K. Jensen

Davis K. Jensen 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).

  • Extended range proportional valve method
    Publication number: 20020027213
    Abstract: A method for operating a proportional flow valve with a pilot valve member over an extended range and at a low flow rate. The pilot valve member may be operated, by varying the frequency or duty cycle or both of the pulse width modulated current applied to the solenoid, without thereby causing the main valve member to open.
    Type: Application
    Filed: July 12, 2001
    Publication date: March 7, 2002
    Inventor: Davis K. Jensen