| Rfid system with time slot interleaving |
2022-8-26 |
2022-12-29 |
|
| Vehicle tracking system using smart-phone as active transponder |
2022-5-02 |
2022-8-11 |
|
| Vehicle-based electronic toll system with interface to vehicle display |
2022-2-18 |
2022-6-09 |
|
| Vehicle tracking system using smart-phone as active transponder |
2021-6-11 |
2021-9-30 |
|
| Vehicle tracking system using transponders |
2020-9-03 |
2022-5-24 |
2022-5-24 |
| Multi-protocol RFID system |
2020-8-03 |
2022-3-29 |
2022-3-29 |
| Automatic mode detection in a dual operating mode rfid tag |
2019-7-08 |
2019-10-31 |
|
| Rfid vehicle tag with manually adjustable data fields |
2019-4-26 |
2019-8-15 |
|
| System and method for estimating range to an RFID tag |
2017-12-11 |
2019-5-28 |
2019-5-28 |
| Intermodulation mitigation technique in an rfid system |
2016-12-20 |
2017-7-27 |
|
| Multi-protocol Electronic Tolling System for Nation-wide Use |
2014-9-12 |
2015-3-19 |
|
| Vehicle tolling system with occupancy detection |
2014-7-21 |
2015-1-22 |
|
| System and method for microwave ranging to a target in presence of clutter and … |
2014-6-10 |
2015-10-15 |
|
| Apparatus for infrastructure-free roadway tolling |
2014-4-10 |
2014-10-16 |
|
| RFID mutual authentication verification session |
2014-4-03 |
2017-6-20 |
2017-6-20 |
| System and method for synchronizing rfid readers utilizing rf or modulation … |
2014-2-04 |
2014-8-05 |
|
| Systems and methods for depositing and charging solar cell layers |
2013-7-30 |
2016-12-13 |
2016-12-13 |
| Systems and Methods for Depositing and Charging Solar Cell Layers |
2013-7-30 |
2014-2-27 |
|
| Systems and Methods for Depositing and Charging Solar Cell Layers |
2013-7-30 |
2014-2-27 |
|
| System and method for in vehicle lane determination using cmos image sensor |
2013-5-21 |
2014-1-02 |
|
| System and method for automated hov lane toll collection |
2013-3-13 |
2013-9-19 |
|
| Minimal infrastructure system and method for determining lane |
2013-1-28 |
2013-8-08 |
|
| Solar cell coating |
2012-11-30 |
2014-6-05 |
|
| Systems for charging solar cell layers |
2012-11-14 |
2013-5-30 |
|
| System and method for gps lane and toll determination and asset position … |
2012-2-17 |
2012-8-23 |
|
| System and method for microwave ranging to a target in presence of clutter and … |
2011-11-15 |
2014-6-03 |
2014-6-03 |
| Charge control of solar cell passivation layers |
2011-7-27 |
2012-2-01 |
|
| Solar cell silicon wafer process |
2011-6-09 |
2013-4-11 |
|
| System and method for microwave ranging to a target in presence of clutter and … |
2011-4-27 |
2014-7-15 |
2014-7-15 |
| System and method for optical license plate matching |
2011-2-11 |
2011-8-11 |
|
| RFID tag with occupancy status recall |
2010-10-29 |
2013-8-20 |
2013-8-20 |
| RFID tag disabling systems and methods of use |
2010-8-16 |
2011-8-16 |
2011-8-16 |
| System and method for measurement of distance to a tag by a modulated … |
2010-7-21 |
2012-5-29 |
2012-5-29 |
| Configurable external rfid tag |
2010-5-07 |
2010-12-16 |
|
| Rfid tag with integrated disabling and method of use |
2010-4-05 |
2010-8-05 |
|
| Method and Apparatus for Testing RFID Tags for Mass Production |
2010-2-12 |
2011-8-18 |
|
| Rfid tag with piezoelectric sensor for power and input data |
2009-9-29 |
2010-4-01 |
|
| Secondary data channels in RFID systems |
2009-4-09 |
2013-4-30 |
2013-4-30 |
| Transmission line notch filter |
2008-3-06 |
2010-6-01 |
2010-6-01 |
| Light activated RFID tag |
2008-1-21 |
2010-9-07 |
2010-9-07 |
| Lithium battery pack management and system therefor |
2006-12-19 |
2008-6-19 |
|
| Dynamic virtual network and method |
2006-10-16 |
2007-2-08 |
|
| Interdigit AC coupling for RFID tags |
2006-10-06 |
2009-7-21 |
2009-7-21 |
| System and method for handling user keys and user passwords in a tagging system … |
2006-8-11 |
2011-4-19 |
2011-4-19 |
| Computer automated tag test system |
2006-5-05 |
2008-1-03 |
|
| Circuit with improved electrostatic discharge susceptibility |
2006-4-25 |
2011-2-01 |
2011-2-01 |
| Destructible RFID transponder |
2006-2-08 |
2009-7-07 |
2009-7-07 |
| Floating threshold for data detection in a RFID tag |
2005-9-29 |
2010-10-19 |
2010-10-19 |
| Method of enrolling in an electronic toll or payment collection system |
2005-5-25 |
2008-3-25 |
2008-3-25 |
| RFID tag with small aperture antenna |
2005-5-04 |
2009-3-10 |
2009-3-10 |
| Community concept for payment using RF ID transponders |
2005-3-21 |
2005-10-06 |
|
| Motor vehicle occupancy signaling system |
2005-3-14 |
2005-12-27 |
2005-12-27 |
| RF tag system with single step read and write commands |
2005-2-09 |
2010-8-03 |
2010-8-03 |
| Automatic payment system using RF ID tags |
2005-1-26 |
2005-8-25 |
|
| Tag reader maintaining sensitivity with adjustable tag interrogation power … |
2004-11-01 |
2009-1-13 |
2009-1-13 |
| Predictive multi-channel decoder |
2003-6-13 |
2007-10-30 |
2007-10-30 |
| Method and apparatus to determine the direction to a transponder in a modulated … |
2002-10-18 |
2003-3-27 |
|
| Tamper resistant electronic tag |
2002-9-19 |
2007-11-27 |
2007-11-27 |
| Community concept for payment using RF ID transponders |
2002-5-24 |
2003-5-08 |
|
| Method, apparatus and system for wireless data collection and communication for … |
2001-5-18 |
2003-12-23 |
2003-12-23 |
| Wafer boat elevator system and method |
2001-5-16 |
2002-10-24 |
|
| Dual mode RFID device |
2001-4-16 |
2002-4-18 |
|
| Improved wafer boat support and method for twin tower wafer boat loader |
2001-3-21 |
2001-10-04 |
|