Patents by Inventor Franz L. Putzrath

Franz L. Putzrath 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).

  • Search-mode arrangement for VTR
    Patent number: 4388657
    Abstract: In a VTR of the type having information recorded in adjacent tracks disposed angularly across the direction of tape travel, a search mode playback arrangement is incorporated having a pair of transducer gaps which are alternately enabled to continuously pickup coherent information while the playback arrangement scans across adjacent tracks during a search mode.
    Type: Grant
    Filed: November 25, 1980
    Date of Patent: June 14, 1983
    Assignee: RCA Corporation
    Inventors: Lee V. Hedlund, Donald G. Herzog, Franz L. Putzrath