Patents by Inventor Karl H. Bluhm

Karl H. Bluhm 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).

  • Device for crushing calculi in the urinary bladder
    Patent number: 4227532
    Abstract: A device for crushing calculi in the urinary bladder, comprising a bundle of elongate, flexible lithotriptors which are accommodated in a ureter catheter and on whereto reciprocating movements can be imparted by a drive system.
    Type: Grant
    Filed: April 3, 1978
    Date of Patent: October 14, 1980
    Assignee: U.S. Philips Corporation
    Inventors: Karl H. Bluhm, Helfrid Kunath