Patents by Inventor Lip F. Wong

Lip F. Wong 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).

  • Lightweight drill rod
    Patent number: 4240652
    Abstract: Described is an improved lightweight section of drill rod which is adapted to be coupled with like sections of drill rod in making up a drill string for use with oil well drilling rigs or the like. This drill rod comprises a length of hollow cylindrical aluminum pipe with steel tool joints threaded into the ends thereof. Dowel pins are used to permanently and securely attach the tool joints to the pipe ends.
    Type: Grant
    Filed: May 24, 1979
    Date of Patent: December 23, 1980
    Assignee: Reynolds Metals Company
    Inventors: Lip F. Wong, Benton A. Whiteman
  • Bumper construction and method of making same
    Patent number: 4023841
    Abstract: A bumper construction for a motor vehicle and method of making same is provided wherein such construction comprises a plurality of elongated metal members each having a plurality of integral expanded metal weblike spacers extending therefrom toward an adjacent member and the weblike spacers are fixed together to hold the members in spaced relation; and a face bar is fixed to the elongated members.
    Type: Grant
    Filed: August 15, 1975
    Date of Patent: May 17, 1977
    Assignee: Reynolds Metals Company
    Inventor: Lip F. Wong