Patents by Inventor Salim Khalek

Salim Khalek 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).

  • Control process and device for liquid crystal display
    Patent number: 4811005
    Abstract: To check the signals of the electrodes of a 7-segment display, the device comprises a multiplexing assembly, a detector of the level of the signals, a generator of clock signals of different frequencies, a pulse counter, and an anomaly detector.
    Type: Grant
    Filed: February 12, 1987
    Date of Patent: March 7, 1989
    Assignee: Satamatic
    Inventor: Salim Khalek