Issued Patents All Time
Showing 26–50 of 198 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9465964 | Systems and methods using single antenna for multiple resonant frequency ranges | — | 2016-10-11 |
| 9258641 | Method and system of audio capture based on logarithmic conversion | — | 2016-02-09 |
| 9066022 | Method and system of image capture based on logarithmic conversion | — | 2015-06-23 |
| 9047523 | Systems and methods using single antenna for multiple resonant frequency ranges | — | 2015-06-02 |
| 9030301 | Systems and methods to determine kinematical parameters using RFID tags | — | 2015-05-12 |
| 8994505 | Methods and apparatuses to secure data transmission in RFID systems | — | 2015-03-31 |
| 8963719 | Systems and methods to selectively connect antennas to receive and backscatter radio frequency signals | — | 2015-02-24 |
| 8860555 | Method and systems of tagging objects and reading tags coupled to objects | — | 2014-10-14 |
| 8830062 | Systems and methods to use radar in RFID systems | — | 2014-09-09 |
| 8712334 | RFID device using single antenna for multiple resonant frequency ranges | — | 2014-04-29 |
| 8670715 | Communications methods, methods of forming a reader, wireless communications readers, and wireless communications systems | — | 2014-03-11 |
| 8665072 | Electronic monitoring systems, shipment container monitoring systems and methods of monitoring a shipment in a container | — | 2014-03-04 |
| 8633805 | Systems and methods to determine motion parameters using RFID tags | — | 2014-01-21 |
| 8624711 | Radio frequency identification device operating methods, radio frequency identification device configuration methods, and radio frequency identification devices | Mark E. Tuttle | 2014-01-07 |
| 8581703 | Methods and apparatuses to secure data transmission in RFID systems | — | 2013-11-12 |
| 8531298 | Flexible RFID label | Mark E. Tuttle, Roy Greeff, Freddie W. Smith | 2013-09-10 |
| 8471711 | Method and systems of tagging objects and reading tags coupled to objects | — | 2013-06-25 |
| 8461966 | Systems and methods to determine kinematical parameters using RFID tags | — | 2013-06-11 |
| 8432284 | Methods and systems of attaching a radio transceiver to an antenna | — | 2013-04-30 |
| 8405509 | Systems and methods to selectively connect antennas to receive and backscatter radio frequency signals | — | 2013-03-26 |
| 8400269 | Methods and systems using polarization modulated electromagnetic waves | — | 2013-03-19 |
| 8390528 | Electronic monitoring systems, shipment container monitoring systems and methods of monitoring a shipment in a container | — | 2013-03-05 |
| RE43940 | Method and apparatus for RFID communication | Mark E. Tuttle, Rickie C. Lake, Steven F. Schicht | 2013-01-22 |
| RE43935 | Method and apparatus for RFID communication | Mark E. Tuttle, Rickie C. Lake, Steven F. Schicht | 2013-01-15 |
| RE43918 | Method and apparatus for RFID communication | Mark E. Tuttle, Rickie C. Lake, Steven F. Schicht | 2013-01-08 |