Patents by Inventor Vojtech Ackerman

Vojtech Ackerman 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).

  • Reversibly elevatable golf cup
    Patent number: 5480142
    Abstract: The present invention provides a modified golf cup comprising: a golf cup; and means for reversibly elevating said cup in response to a golf ball entering said cup. In a preferred embodiment, the modified golf cup has a power-driven lifting means for reversibly elevating said cup.
    Type: Grant
    Filed: March 27, 1995
    Date of Patent: January 2, 1996
    Inventor: Vojtech Ackerman