Issued Patents All Time
Showing 26–50 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10023216 | Cart monitoring system capable of authorizing cart exit events | Stephen E. Hannah, Jesse M. James | 2018-07-17 |
| 10001541 | Magnetometer and accelerometer calibration for cart navigation system | Stephen E. Hannah | 2018-06-19 |
| 9963162 | Cart monitoring system supporting unicast and multicast command transmissions to wheel assemblies | Stephen E. Hannah, Jesse M. James | 2018-05-08 |
| 9914470 | System with wheel assembly that communicates with display unit of human propelled cart | Stephen E. Hannah, Jesse M. James | 2018-03-13 |
| 9845072 | Direction crossing detector for containment boundary | James E. Chandler | 2017-12-19 |
| 9783218 | Zone-based command transmissions to cart wheel assemblies | Stephen E. Hannah, Jesse M. James | 2017-10-10 |
| 9764266 | Modular air filter housing | — | 2017-09-19 |
| 9758185 | Wheel assembly and antenna design for cart tracking system | Stephen E. Hannah, Jesse M. James | 2017-09-12 |
| 9731744 | Estimating motion of wheeled carts | Stephen E. Hannah, Jesse M. James, Narayanan Ramanathan | 2017-08-15 |
| D794764 | Short angled filter housing | — | 2017-08-15 |
| 9676405 | System with handheld mobile control unit for controlling shopping cart wheel assemblies | Stephen E. Hannah, Jesse M. James | 2017-06-13 |
| 9637151 | System for detecting unauthorized store exit events | Stephen E. Hannah, Jesse M. James | 2017-05-02 |
| 9630639 | Navigation systems and methods for wheeled objects | Stephen E. Hannah, Jesse M. James | 2017-04-25 |
| 9606238 | Low-energy consumption location of movable objects | — | 2017-03-28 |
| 9586606 | Power generation systems and methods for wheeled objects | Stephen E. Hannah | 2017-03-07 |
| 9322658 | Wheel skid detection during mechanized cart retrieval | Stephen E. Hannah, Jesse M. James | 2016-04-26 |
| D742496 | Angled filter housing | — | 2015-11-03 |
| 9091551 | System for controlling usage of shopping carts or other human-propelled vehicles | Stephen E. Hannah, Jesse M. James | 2015-07-28 |
| D727487 | Angled bifilter housing | — | 2015-04-21 |
| 8820447 | Power generation systems and methods for wheeled objects | Stephen E. Hannah | 2014-09-02 |
| 8751148 | Navigation systems and methods for wheeled objects | Stephen E. Hannah, Jesse M. James | 2014-06-10 |
| 8718923 | Object cluster detection and estimation | Stephen E. Hannah, Jesse M. James | 2014-05-06 |
| 8700230 | Cart containment system with integrated cart display unit | Stephen E. Hannah, Jesse M. James | 2014-04-15 |
| 8674845 | Systems and methods for locating and controlling powered vehicles using a received strength indication signal | Jesse M. James, Stephen E. Hannah | 2014-03-18 |
| 8606501 | System for monitoring usage of shopping carts or other human-propelled vehicles | Stephen E. Hannah, Jesse M. James | 2013-12-10 |