Patents by Inventor Knute Johnson

Knute Johnson 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 club swinging guide
    Patent number: 5143376
    Abstract: A golf club swinging guide is adapted for use on a golf club having a shaft and a head with a striking face. The guide includes a mount having a clamp for connecting the mount to a golf club generally above the head of the club. There is a vane pivotally connected to the mount. The vane is freely pivotal and responsive to movement of air so the vane visibly aligns itself in the direction the golf club is swung.
    Type: Grant
    Filed: October 11, 1991
    Date of Patent: September 1, 1992
    Inventor: Knute Johnson