Patents by Inventor Orin S. Johnson

Orin S. Johnson 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).

  • Deflashing head and method for joining plastic extrusions
    Patent number: 5902447
    Abstract: An apparatus and method for creating a flash-free weld between the ends of thermoplastic members, wherein the members are held in position by holders, the ends of the members are softened by a heater, the members and holders are brought together until the ends of the members are joined to result in a flash-free weld.
    Type: Grant
    Filed: April 3, 1997
    Date of Patent: May 11, 1999
    Inventors: Orin S. Johnson, Gary A. Jones
  • Clamping head for use in joining plastic extrusions and method thereof
    Patent number: 5855720
    Abstract: An apparatus and method for creating a flash-free weld between the ends of thermoplastic members, wherein the members are held in position by holders, the ends of the members are softened by a heater, the members and holders are brought together until the ends of the members are joined to result in a flash-free weld.
    Type: Grant
    Filed: April 23, 1997
    Date of Patent: January 5, 1999
    Inventors: Orin S. Johnson, Gary A. Jones