Patents by Inventor Samuel Chaim Silverstein

Samuel Chaim Silverstein 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).

  • Regulated pulsed current telegraph adapter
    Patent number: 4000364
    Abstract: A regulated current pulse is generated for use in transferring digital data from low level voltage devices to those requiring substantially high current such as teletypewriters. By utilizing low voltage components, the current pulse level is continuously controlled, isolated from the low voltage source and applied to the load remotely located.
    Type: Grant
    Filed: November 24, 1975
    Date of Patent: December 28, 1976
    Assignee: Western Union Teleprocessing, Inc.
    Inventor: Samuel Chaim Silverstein