Patents by Inventor Richard B. Thiewes

Richard B. Thiewes 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).

  • Apparatus for controlling video tape presentation
    Patent number: 4188644
    Abstract: A control system for video tape equipment operable to present video tape audio and visual testimony. The control system has a court monitor and a jury monitor connected to a video tape recorder. A control unit interposed in the cables between the video tape recorder and the monitors is operable by a video tape recoder operator to withhold both the audio and visual signals from the monitors. The control unit has a two-position switch having a first position wherein the court monitor and jury monitor simultaneously present the video tape testimony to the court and jury. The switch has a second position wherein the video tape recorder remains activated and both the audio and visual signals are withheld from the court and jury.
    Type: Grant
    Filed: July 13, 1978
    Date of Patent: February 12, 1980
    Inventors: Richard B. Thiewes, Donald W. Nelson