Patents by Inventor by Charlene P. Brinkerhoff, executor

by Charlene P. Brinkerhoff, executor 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: 5816787
    Abstract: A method and apparatus to convert the torque of a drive shaft into reciprocating energy to drive and pull a piston utilizing a nodal rotator attached to the drive shaft, or alternatively to convert reciprocating energy into torque, said rotator having compression and repositioning means associated with cam followers which drive and pull opposed pistons and cylinders in air compressors, internal combustion engines, and other technology.
    Type: Grant
    Filed: April 24, 1996
    Date of Patent: October 6, 1998
    Inventors: Robert B. Brinkerhoff, Verdon C. Brinkerhoff, deceased, by Charlene P. Brinkerhoff, executor