Patents by Inventor Hannah Doerksen

Hannah Doerksen 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).

  • Participant response system employing battery powered, wireless remote units
    Patent number: 8639961
    Abstract: A participant response system (50) comprises at least one host computer (52) and a plurality of battery-powered remote units (62) communicating wirelessly with the host computer (52). Each remote unit (62) executes a diagnostic routine in response to a received status request broadcast by the host computer (52) to detect the status thereof. Any remote unit (62) that detects an unhealthy state, returns health information to the host computer (52).
    Type: Grant
    Filed: January 10, 2008
    Date of Patent: January 28, 2014
    Assignee: SMART Technologies ULC
    Inventors: Hannah Doerksen, Michael Boyle
  • PARTICIPANT RESPONSE SYSTEM EMPLOYING BATTERY POWERED, WIRELESS REMOTE UNITS
    Publication number: 20100281287
    Abstract: A participant response system (50) comprises at least one host computer (52) and a plurality of battery-powered remote units (62) communicating wirelessly with the host computer (52). Each remote unit (62) executes a diagnostic routine in response to a received status request broadcast by the host computer (52) to detect the status thereof. Any remote unit (62) that detects an unhealthy state, returns health information to the host computer (52).
    Type: Application
    Filed: January 10, 2008
    Publication date: November 4, 2010
    Applicant: SMART TECHNOLOGIES ULC
    Inventors: Hannah Doerksen, Michael Boyle