ALEXANDRIA, Va., Nov. 6 -- United States Patent no. 12,458,759, issued on Nov. 4, was assigned to SANOFI (Paris).
"RFID dose tracking mechanism for injection devices" was invented by Markus Ploch (Frankfurt, Germany) and Maurice Toporek (Frankfurt am Main, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "Described is a dose tracking mechanism for a drug delivery device, including a moveable component configured to move with respect to a housing during operation of the drug delivery device and an RFID device with an electric circuit having a resonance frequency. The electric circuit includes an antenna configured to transmit a wireless RFID signal at the resonance frequency and an electrical component o...