Patents by Inventor Tadeusz Krawczyk

Tadeusz Krawczyk 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: 5029863
    Abstract: Apparatus including a multi-sectioned trough like organization directing impacted croquet balls from a starting position defined by a series of aligned recesses. Guide plates direct a struck croquet ball through a medial section of the apparatus and directs such croquet ball into one of a matrix of apertures overlying a return chute. Replaceable impediments are provided in the organization to include resilient bumpers defined as semi-cylindrical arcuate members mounted upon the surface of the organization to be selectively replaced by deflector rods and or deflector plates.
    Type: Grant
    Filed: May 29, 1990
    Date of Patent: July 9, 1991
    Inventors: Tadeusz Krawczyk, Betty M. Krawczyk