Patents by Inventor Michael Leipnitz

Michael Leipnitz 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: 4802081
    Abstract: A stereo phonograph pick-up head or cutter has a slim elongated construction utilizing an elongated mount having connector pins at its rear end. Two elongated pole pieces fit into the mount, each having a socket at its rear end. Each coil is wound around a long straight pole rod whose rear end fits into a respective socket and whose front end bounds the transducing gap. A screening shell, part of which forms a common pole piece, slides lengthwise over the holder, and is glued thereto. The stylus unit is slid over the front end of the screening shell, with the stylus magnetic element sliding between the screening shell and pole pieces into the transducing gap.
    Type: Grant
    Filed: July 25, 1983
    Date of Patent: January 31, 1989
    Assignee: U.S. Philips Corporation
    Inventors: Willi Otzipka, Horst Koltermann, Michael Leipnitz, Gunter Zeuge
  • Patent number: 4534022
    Abstract: A grounding technique for a screening shell of a phonograph cartridge. A connector pin is offset with respect to other pins of the cartridge so as to be in direct contact with one of the walls of the shell.
    Type: Grant
    Filed: July 25, 1983
    Date of Patent: August 6, 1985
    Inventor: Michael Leipnitz