Patents by Inventor Harold E. Swash

Harold E. Swash 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).

  • Golf clubs
    Patent number: 5637044
    Abstract: The invention disclosed herein is directed to a golf putter with a ball-striking face that has a plurality of grooves formed therein. In the preferred embodiment, the grooves are equally spaced concentric grooves with a common center that lies along a line parallel to a line passing through the sweet spot of the putter.
    Type: Grant
    Filed: October 12, 1995
    Date of Patent: June 10, 1997
    Assignee: Progear, Inc.
    Inventor: Harold E. Swash