Patents by Inventor Andrew C. Leech

Andrew C. Leech 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).

  • Dispenser for viscous material
    Patent number: 6082597
    Abstract: A dispenser for a single cartridge has a yoke pivotably mounted on a stock. The yoke has a square-section open end and a circular section closed end. One flat side on the square section end provide an abutment for defining the closed position of the yoke. The yoke has a similar flat surface engages the plate side of the yoke. The flat surface on the stock is easily formed in the manufacturing process.
    Type: Grant
    Filed: February 18, 1999
    Date of Patent: July 4, 2000
    Assignee: P.C. Cox Limited
    Inventors: Clifford E. Beckett, Andrew C. Leech
  • Mastic gun
    Patent number: D369285
    Type: Grant
    Filed: April 21, 1995
    Date of Patent: April 30, 1996
    Assignee: B.B.A. Group plc
    Inventor: Andrew C. Leech