Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9758185 | Wheel assembly and antenna design for cart tracking system | Stephen E. Hannah, Scott J. Carter | 2017-09-12 |
| 9731744 | Estimating motion of wheeled carts | Scott J. Carter, Stephen E. Hannah, Narayanan Ramanathan | 2017-08-15 |
| 9676405 | System with handheld mobile control unit for controlling shopping cart wheel assemblies | Stephen E. Hannah, Scott J. Carter | 2017-06-13 |
| 9637151 | System for detecting unauthorized store exit events | Stephen E. Hannah, Scott J. Carter | 2017-05-02 |
| 9630639 | Navigation systems and methods for wheeled objects | Scott J. Carter, Stephen E. Hannah | 2017-04-25 |
| 9403548 | Monitoring usage or status of cart retrievers | Stephen E. Hannah, Chandrashekhar Ekbote | 2016-08-02 |
| 9322658 | Wheel skid detection during mechanized cart retrieval | Stephen E. Hannah, Scott J. Carter | 2016-04-26 |
| 9091551 | System for controlling usage of shopping carts or other human-propelled vehicles | Stephen E. Hannah, Scott J. Carter | 2015-07-28 |
| 8751148 | Navigation systems and methods for wheeled objects | Scott J. Carter, Stephen E. Hannah | 2014-06-10 |
| 8718923 | Object cluster detection and estimation | Stephen E. Hannah, Scott J. Carter | 2014-05-06 |
| 8700230 | Cart containment system with integrated cart display unit | Stephen E. Hannah, Scott J. Carter | 2014-04-15 |
| 8693965 | Solar powered transmitter | John C. McKay, Stephen E. Hannah | 2014-04-08 |
| 8674845 | Systems and methods for locating and controlling powered vehicles using a received strength indication signal | Scott J. Carter, Stephen E. Hannah | 2014-03-18 |
| 8606501 | System for monitoring usage of shopping carts or other human-propelled vehicles | Stephen E. Hannah, Scott J. Carter | 2013-12-10 |
| 8570171 | System for detecting unauthorized store exit events using signals detected by shopping cart wheels units | Stephen E. Hannah, Scott J. Carter | 2013-10-29 |
| 8571778 | Cart braking control during mechanized cart retrieval | Stephen E. Hannah, Scott J. Carter | 2013-10-29 |
| 8558698 | Zone-based control of cart usage using RF transmission for brake activation | Stephen E. Hannah, Scott J. Carter | 2013-10-15 |
| 8478471 | Cart cluster detection and estimation | Stephen E. Hannah, Scott J. Carter | 2013-07-02 |
| 8473192 | Antenna-based zone creation for controlling movement of vehicles | Stephen E. Hannah, Scott J. Carter | 2013-06-25 |
| 8463540 | Two-way communication system for tracking locations and statuses of wheeled vehicles | Stephen E. Hannah, Scott J. Carter | 2013-06-11 |
| 8433507 | Usage monitoring of shopping carts or other human-propelled vehicles | Stephen E. Hannah, Scott J. Carter | 2013-04-30 |
| 8417445 | System for communicating with and monitoring movement of human-propelled vehicles | Stephen E. Hannah, Scott J. Carter | 2013-04-09 |
| 8406993 | Cart braking control during mechanized cart retrieval | Stephen E. Hannah, Scott J. Carter | 2013-03-26 |
| 8364105 | Solar powered transmitter | John C. McKay, Stephen E. Hannah | 2013-01-29 |
| 8046160 | Navigation systems and methods for wheeled objects | Scott J. Carter, Stephen E. Hannah | 2011-10-25 |