Patents by Inventor Hank E Pierson

Hank E Pierson 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).

  • Apparatus and method for clearing a caulking gun
    Patent number: 7922040
    Abstract: A device and method of clearing non-fluid caulk from a caulk dispensing tube includes drilling a bit member through a thread cleaning device and into the solid caulk blocking the dispensing tube; then removing the bit member from the dispensing tube and reversing the rotational direction of the bit member, allowing the thread cleaning device to clear caulk off of the bit member after it has been removed from the dispensing tube.
    Type: Grant
    Filed: April 16, 2008
    Date of Patent: April 12, 2011
    Inventor: Hank E. Pierson
  • Apparatus and method for clearing a caulking gun
    Publication number: 20090064432
    Abstract: A device and method of clearing non-fluid caulk from a caulk dispensing tube includes drilling a bit member through a thread cleaning device and into the solid caulk blocking the dispensing tube; then removing the bit member from the dispensing tube and reversing the rotational direction of the bit member, allowing the thread cleaning device to clear caulk off of the bit member after it has been removed from the dispensing tube.
    Type: Application
    Filed: April 16, 2008
    Publication date: March 12, 2009
    Inventor: Hank E. Pierson
  • Pre-feeder for a main sail
    Patent number: 6766753
    Abstract: A releasable pre-feeder guides a luft rope of a main sail into a groove in a mast.
    Type: Grant
    Filed: March 19, 2002
    Date of Patent: July 27, 2004
    Inventor: Hank E Pierson
  • Pre-feeder for a main sail
    Publication number: 20020195038
    Abstract: A releasable pre-feeder guides a luft rope of a main sail into a groove in a mast.
    Type: Application
    Filed: March 19, 2002
    Publication date: December 26, 2002
    Inventor: Hank E. Pierson