Patents by Inventor Ronald L. Bullock

Ronald L. Bullock 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).

  • Pipe straightener and rerounder device
    Patent number: 5676009
    Abstract: A portable device for straightening and rerounding plastic pipe with a straightening unit having three rollers, one of which is adjustable toward and away from the other two for reverse bending plastic pipe passing therebetween and with a rerounding unit having two rollers for applying sufficient pressure to the plastic pipe to remove ovalness.
    Type: Grant
    Filed: February 7, 1996
    Date of Patent: October 14, 1997
    Assignee: Chevron U.S.A., Inc.
    Inventors: Bobby K. Bright, Ronald L. Bullock, Reijo N. Stoor