Patents by Inventor Bruce R. Trunck

Bruce R. Trunck 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).

  • Telementry by digitizer stylus
    Patent number: 5883338
    Abstract: The invention concerns a stylus for use with a digitizing tablet, such as that associated with the display of a portable computer. The stylus contains memory which stores data such as operating state (i.e., states of user-controlled buttons, state of charge of battery), a stylus identification code, and fault codes, which indicate error conditions which arise. The invention transmits the contents of memory, by a serial bit stream, to the computer.
    Type: Grant
    Filed: August 4, 1997
    Date of Patent: March 16, 1999
    Assignee: Hyundai Electronics America, Inc.
    Inventors: Bruce R. Trunck, Steven K. Skoog