Patents by Inventor Neal C. Johnson

Neal C. Johnson 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).

  • Infinitely variable positive gear ratio transmission
    Patent number: 5624015
    Abstract: A high efficiency transmission having infinitely variable positive gear ratios in forward and reverse directions is disclosed. The preferred embodiment of the transmission comprises a driven housing, an output shaft, a control shaft, a plurality of internal gears and collars constituting an infinitely variable displacement fluid escape system, and a plurality of gears constituting a fixed displacement fluid gear pump.
    Type: Grant
    Filed: May 25, 1995
    Date of Patent: April 29, 1997
    Inventor: Neal C. Johnson