Patents by Inventor Colin T. Fleming

Colin T. Fleming 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).

  • Dual path profilograph
    Patent number: 6161429
    Abstract: Apparatus for measuring two parallel spaced surface profiles is disclosed. The apparatus disclosed has dual laterally spaced beams linked to a transport device shown as a trailer that is towable by a motor vehicle. Each beam has a profiling wheel that measures road surface deviations and transmits the resulting measurements to a recording device. The beams are foldable and stowable on the trailer for transport of the apparatus between measuring sites.
    Type: Grant
    Filed: October 13, 1998
    Date of Patent: December 19, 2000
    Assignee: Paveset America, LLC
    Inventors: Frederick J. Marvel, Colin T. Fleming, Zbigniew Rybak
  • Apparatus for measuring smoothness
    Patent number: 5255561
    Abstract: An apparatus for determining smoothness of a surface is disclosed. The apparatus has a distance wheel for determining distance travelled along the surface and two laterally spaced inclination sensors which produce signals indicative of inclination of the apparatus at locations along the surface over which the apparatus travels.
    Type: Grant
    Filed: February 18, 1992
    Date of Patent: October 26, 1993
    Inventors: Colin T. Fleming, Zbigniew Rybak