Patents by Inventor John R. Ulsh

John R. Ulsh 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: 4633562
    Abstract: An arrowhead extractor includes an elongated threaded rod having a threaded axial bore in one end thereof adapted for connection to the threaded shank of an embedded arrowhead. A sleeve is then disposed over the rod and a wing nut is screwed onto the rod into engagement with the end of the sleeve. Rotation of the wing nut provides relative movement between the rod and sleeve and an axial withdrawal of the embedded arrowhead.
    Type: Grant
    Filed: December 31, 1984
    Date of Patent: January 6, 1987
    Inventor: John R. Ulsh
  • Patent number: 3988125
    Abstract: A device for rigidly supporting a portable power saw and permitting selective vertical movement thereof for cutting lengths of metal, plastic, wood and the like. A base having a horizontal work surface includes a clamping means for clamping the work to be cut in a predetermined position. An upstanding support post slidably carries a saw support arm to which a portable power saw is secured with the cutting element thereof disposed in a vertical plane. Lever means connected with the saw support arm permits the selective vertical movement of the saw through the clamped worked piece. Spring means are provided to return and retain the saw and saw support arm to a raised position above the work piece.
    Type: Grant
    Filed: February 14, 1975
    Date of Patent: October 26, 1976
    Inventor: John R. Ulsh