ALEXANDRIA, Va., March 3 -- United States Patent no. 12,566,935, issued on March 3, was assigned to FINGERPRINT CARDS ANACATUM IP AB (Gothenburg, Sweden).

"Enrollment assistance device with capacitive coupling pads, biometric system and enrollment method" was invented by Johan Hammersberg (Floda, Sweden) and Muhammad Asad (Lubbeek, Belgium).

According to the abstract* released by the U.S. Patent & Trademark Office: "An enrollment assistance device with a first surface portion for a user device, and a second surface portion for a contactless smartcard; a first conductor spiral arranged in the first surface portion; a second conductor spiral conductively separated from the first conductor spiral and arranged in the second surface portion. T...