Patents by Inventor Dan W. Harrison

Dan W. Harrison 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).

  • Patent number: 6721984
    Abstract: A multifunction tool includes a pair of handles, each handle having two side walls and a plate connecting the two side walls. A pair of jaws is coupled to the handles, each jaw having at least one pin extending therefrom. A slot is disposed in at least one side wall, the slot configured to receive the pin, whereby the jaws are slidably coupled to the handles such that the jaws have a retracted position and an extended position. At least one ancillary tool is coupled to one of the handles.
    Type: Grant
    Filed: December 30, 2002
    Date of Patent: April 20, 2004
    Assignee: Fiskars Brands, Inc.
    Inventor: Dan W. Harrison
  • Patent number: 6523203
    Abstract: A multifunction or combination tool having a set of retractable replaceable pliers contained within U-shaped handles when not in use and extend from the handles when is use. Ancillary blade-like devices are pivotally attached to the ends of the handles opposite to the pliers and stored within their respective handles when not in use. The ancillary tools may be chosen to meet specific needs of a user. The blades are held in place by individual springs which allow one ancillary tool at a time to be chosen and used whenever the pliers head associated with the opposite end of the handle is extended. The replaceable pliers may be changed by the end-user to meet particular needs and the pliers may take the form of square jaws, needle noise jaws, tin snips, and the like.
    Type: Grant
    Filed: April 18, 2001
    Date of Patent: February 25, 2003
    Assignee: Alterra Holdings Corporation
    Inventor: Dan W. Harrison
  • Publication number: 20020062527
    Abstract: A set of ancillary tools within a replaceable cartridge for use in multifunction hand tools. The ancillary tools would include knives, screwdrivers, can openers, and the like. The actual choice of tools would be set by the needs of the ultimate user and would allow the multifunction hand tool to be specifically tailored to the needs of the end user.
    Type: Application
    Filed: November 29, 2000
    Publication date: May 30, 2002
    Inventor: Dan W. Harrison
  • Publication number: 20010014986
    Abstract: A multifunction or combination tool having a set of retractable replaceable pliers contained within U-shaped handles when not in use and extend from the handles when is use. Ancillary blade-like devices are pivotally attached to the ends of the handles opposite to the pliers and stored within their respective handles when not in use. The ancillary tools may be chosen to meet specific needs of a user. The blades are held in place by individual springs which allow one ancillary tool at a time to be chosen and used whenever the pliers head associated with the opposite end of the handle is extended. The replaceable pliers may be changed by the end-user to meet particular needs and the pliers may take the form of square jaws, needle noise jaws, tin snips, and the like.
    Type: Application
    Filed: April 18, 2001
    Publication date: August 23, 2001
    Applicant: Alterra Holdings Corporation
    Inventor: Dan W. Harrison
  • Patent number: 4887379
    Abstract: A fishing tackle box is secured to the underside of a bass boat pedestal seat by mounting structure that permits the box to be pivoted relative to the seat between a latched stowage position in which the box is positioned entirely beneath and closely adjacent the underside of the seat, and a use position in which the box is positioned outwardly adjacent the side edge periphery of the seat for ready access by a fisherman sitting in the seat. The mounting structure includes a pivotal mounting member intersecured between the seat and box, and a latch member pivotable between a latching position in which its engages the box and holes it in its stowage position, and a release position permitting the pivotally mounted box to be swung outwardly to its use position.
    Type: Grant
    Filed: March 1, 1988
    Date of Patent: December 19, 1989
    Inventor: Dan W. Harrison
  • Patent number: 4813143
    Abstract: A handle, suitable for knives and other implements, which provides for adjustable length blades, etc. comprises an outer portion of a resilient high coefficient of friction material surrounding an inner chamber of more rigid low coefficient of friction material into which a blade tang or the like may fit. The chamber is configured such that the high coefficient of friction material may be forced into close contact with a blade tang or the like to fix this in variety of different portions.
    Type: Grant
    Filed: June 25, 1987
    Date of Patent: March 21, 1989
    Assignee: Alcas Cutlery Corporation
    Inventors: William J. Scheminger, Dan W. Harrison
  • Patent number: 4805818
    Abstract: A knife sheath device includes a gripping or cutting type of tool such as a pair of pliers or wire cutters. The device includes a sheath pivotally mounted upon a back plate with the back plate and sheath cooperating to form and operate the tool. Portions of the tool are formed or attached to the sheath and also to the back plate, and the tool is operated by pivoting the sheath in relation to the back plate.
    Type: Grant
    Filed: June 19, 1987
    Date of Patent: February 21, 1989
    Inventor: Dan W. Harrison
  • Patent number: 4546510
    Abstract: There is provided an improved hand tool having a body portion with an axe blade attached thereto. A knife blade extends from the body portion and a sheath is pivotally mounted on the body portion so as to be movable between first and second positions. The sheath is configured to cover the knife blade when the sheath is in the first position and to cover the axe blade when the sheath is in the second position.
    Type: Grant
    Filed: December 3, 1982
    Date of Patent: October 15, 1985
    Inventor: Dan W. Harrison