Patents by Inventor Franklin Brent Butts

Franklin Brent Butts 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).

  • Manual wheelchair power assist
    Patent number: 8388010
    Abstract: A power assist apparatus for powering a manual wheelchair may include one or more wheels, one or more motors that drives the one or more wheels, a remote operable to control the one or more motors, and a connector operable to attach to the manual wheelchair. The power assist apparatus may be quickly and easily attached to, and removed from a manual wheelchair.
    Type: Grant
    Filed: September 22, 2010
    Date of Patent: March 5, 2013
    Inventors: Franklin Brent Butts, John David Gowen
  • MANUAL WHEELCHAIR POWER ASSIST
    Publication number: 20110209931
    Abstract: A power assist apparatus for powering a manual wheelchair may include one or more wheels, one or more motors that drives the one or more wheels, a remote operable to control the one or more motors, and a connector operable to attach to the manual wheelchair. The power assist apparatus may be quickly and easily attached to, and removed from a manual wheelchair.
    Type: Application
    Filed: September 22, 2010
    Publication date: September 1, 2011
    Inventors: Franklin Brent Butts, John David Gowen