Inventor
GRAVELLE KELLY
US63 patents
⚠️ This page may combine multiple inventors who share the name “GRAVELLE KELLY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AMTECH SYSTEMS LLC
31 patentsUS10121289B1Nov 6, 2018
Vehicle-based electronic toll system with interface to vehicle display
AMTECH SYSTEMS LLC32 citations98
US10769392B1Sep 8, 2020
Vehicle tracking system using transponders
AMTECH SYSTEMS LLC12 citations92
US9785804B2Oct 10, 2017
Multi-protocol RFID system
AMTECH SYSTEMS LLC8 citations92
US9361492B2Jun 7, 2016
Multi-protocol RFID system
AMTECH SYSTEMS LLC11 citations92
US8344886B2Jan 1, 2013
RFID vehicle tag with manually adjustable data fields
AMTECH SYSTEMS LLC18 citations92
US10134210B1Nov 20, 2018
Vehicle tracking system using smart-phone as active transponder
AMTECH SYSTEMS LLC14 citations91
US10467440B2Nov 5, 2019
Multi-protocol RFID system
AMTECH SYSTEMS LLC3 citations84
US10083329B2Sep 25, 2018
Multi-protocol RFID system
AMTECH SYSTEMS LLC4 citations84
US9262656B2Feb 16, 2016
Multi-protocol RFID system
AMTECH SYSTEMS LLC4 citations84
US9313559B2Apr 12, 2016
Automatic mode detection in a dual operating mode RFID tag
AMTECH SYSTEMS LLC8 citations83
US9633238B2Apr 25, 2017
RFID system with time slot interleaving
AMTECH SYSTEMS LLC9 citations82
US11257303B2Feb 22, 2022
Vehicle-based electronic toll system with interface to vehicle display
AMTECH SYSTEMS LLC2 citations73
US10896552B2Jan 19, 2021
Vehicle-based electronic toll system with interface to vehicle display
AMTECH SYSTEMS LLC3 citations73
US10733393B2Aug 4, 2020
Multi-protocol RFID system
AMTECH SYSTEMS LLC1 citations73
US10275949B2Apr 30, 2019
RFID vehicle tag with manually adjustable data fields
AMTECH SYSTEMS LLC1 citations73
US9305404B2Apr 5, 2016
RFID vehicle tag with manually adjustable data fields
AMTECH SYSTEMS LLC3 citations73
US11039284B1Jun 15, 2021
Vehicle tracking system using smart-phone as active transponder
AMTECH SYSTEMS LLC1 citations72
US10708745B2Jul 7, 2020
Vehicle tracking system using smart-phone as active transponder
AMTECH SYSTEMS LLC3 citations72
US12056566B1Aug 6, 2024
Vehicle tracking system using transponders
AMTECH SYSTEMS LLC1 citations71
US11663427B1May 30, 2023
Vehicle tracking system using transponders
AMTECH SYSTEMS LLC1 citations71
US11341345B1May 24, 2022
Vehicle tracking system using transponders
AMTECH SYSTEMS LLC3 citations71
US10210752B2Feb 19, 2019
RFID system with time slot interleaving
AMTECH SYSTEMS LLC2 citations71
US11887406B2Jan 30, 2024
Vehicle-based electronic toll system with interface to vehicle display
AMTECH SYSTEMS LLC0 citations63
US12505322B2Dec 23, 2025
Vehicle tracking system using smart-phone as active transponder
AMTECH SYSTEMS LLC0 citations62
US12483870B2Nov 25, 2025
Vehicle tracking system using smart-phone as active transponder
AMTECH SYSTEMS LLC0 citations62
US12437285B1Oct 7, 2025
Vehicle tracking system for congestion pricing using transponders
AMTECH SYSTEMS LLC1 citations62
US12015969B2Jun 18, 2024
Vehicle tracking system using smart-phone as active transponder
AMTECH SYSTEMS LLC0 citations62
US11836569B1Dec 5, 2023
Vehicle tracking system using smart-phone as active transponder
AMTECH SYSTEMS LLC0 citations62
US11288464B2Mar 29, 2022
Multi-protocol RFID system
AMTECH SYSTEMS LLC0 citations62
US12069552B2Aug 20, 2024
Vehicle tracking system using smart-phone as active transponder
AMTECH SYSTEMS LLC0 citations61
US11450203B2Sep 20, 2022
RFID system with time slot interleaving
AMTECH SYSTEMS LLC0 citations61
GRAVELLE KELLY
11 patentsUS9135480B2Sep 15, 2015
Multi-protocol or multi command RFID system
GRAVELLE KELLY9 citations92
US8427279B2Apr 23, 2013
Multi-protocol RFID system using bit-lock or step-lock synchronization
GRAVELLE KELLY15 citations92
US8314687B2Nov 20, 2012
Multi-protocol RFID system using bit-lock or step-lock synchronization
GRAVELLE KELLY15 citations92
US8154405B2Apr 10, 2012
RFID mutual authentication verification session
GRAVELLE KELLY28 citations91
US8836511B2Sep 16, 2014
RFID vehicle tag with manually adjustable data fields
GRAVELLE KELLY4 citations83
US8242890B2Aug 14, 2012
Multi-protocol RFID system using dynamic reconfiguration
GRAVELLE KELLY7 citations83
US8928462B2Jan 6, 2015
RFID system with time slot interleaving
GRAVELLE KELLY7 citations82
US8618916B2Dec 31, 2013
Automatic mode detection in a dual operating mode RFID tag
GRAVELLE KELLY3 citations73
US8779968B2Jul 15, 2014
System and method for microwave ranging to a target in presence of clutter and multi-path effects
GRAVELLE KELLY5 citations68
US8742975B2Jun 3, 2014
System and method for microwave ranging to a target in presence of clutter and multi-path effects
GRAVELLE KELLY6 citations68
US8279048B2Oct 2, 2012
RFID tag with piezoelectric sensor for power and input data
GRAVELLE KELLY3 citations62
TC LICENSE LTD
6 patentsUS7548153B2Jun 16, 2009
Multi-protocol or multi-command RFID system
TC LICENSE LTD114 citations98
US7450010B1Nov 11, 2008
RFID mutual authentication verification session
TC LICENSE LTD1,004 citations98
US7347368B1Mar 25, 2008
Method of enrolling in an electronic toll or payment collection system
TC LICENSE LTD79 citations93
US7791481B2Sep 7, 2010
Light activated RFID tag
TC LICENSE LTD50 citations89
US7654452B2Feb 2, 2010
Self-service electronic toll collection unit and system
TC LICENSE LTD13 citations84
US7769963B1Aug 3, 2010
RF tag system with single step read and write commands
TC LICENSE LTD5 citations62
TIERNAY ROBERT W
1 patentNOAKES SCOTT
1 patentShowing the top 50 of 63 patents by PatentIndex Score.