Patents by Inventor Allan Fisk

Allan Fisk 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).

  • Long range internal pipe inspection maintenance system
    Patent number: 5423230
    Abstract: A long range internal pipe inspection/maintenance system comprising an elongated, flexible push snake including an outer protective sleeve for insertion in the pipe and for carrying pipe inspection equipment, and a driven mechanism for applying tension to the snake to facilitate movement of the snake through the pipe to increase the snake inspection range.
    Type: Grant
    Filed: April 6, 1994
    Date of Patent: June 13, 1995
    Assignee: Foster-Miller, Inc.
    Inventors: Ross Olander, Mark Snyder, Allan Fisk