Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Natural frequency measurement of magnetic markers

Natural frequency measurement of magnetic markers

US Patent 6188310 · Granted Feb 13, 2001

Estimated economic value: $22,588,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

System and method for foil detection using millimeter wave for retail applicatio2025
Radio frequency identification (RFID) tag location verification using acousto-ma2025
Variable RFID transmit power adjustment based on surrounding environment to enha2023
System and method for increased exit interrogation of RFID tags2023
System and method for foil detection using millimeter wave for retail applicatio2023
Systems and methods of alternating transmitter for metal foil detection near mov2023
Methods and apparatuses for determining tag velocity2022
Validating radio frequency identification (RFID) tag alarm events2022
Radio frequency identification (RFID) tag location verification using acousto-ma2022
Power supply with wirelessly supported phase offset control for acousto-magnetic2021
Workspace system and components and method for the use thereof2021
Call set-up systems2019