Issued Patents All Time
Showing 25 most recent of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12131647 | Estimating motion of wheeled carts | Stephen E. Hannah, Jesse M. James, Narayanan Ramanathan | 2024-10-29 |
| 12106644 | Shopping basket monitoring using computer vision and machine learning | Narayanan Ramanathan, Stephen E. Hannah, Jesse M. James, Jack L. Johnson, Robert M. Harling | 2024-10-01 |
| 12099107 | Dual magnetometer calibration | Ho Man M. Fong, Ryan Morrison, Narayanan Ramanathan | 2024-09-24 |
| 12044696 | Wheel capable of detecting direction of rotation | — | 2024-07-23 |
| 12033481 | Shopping basket monitoring using computer vision and machine learning | Narayanan Ramanathan, Stephen E. Hannah, Jesse M. James, Jack L. Johnson, Robert M. Harling | 2024-07-09 |
| 11990009 | Shopping basket monitoring using computer vision | Narayanan Ramanathan, Stephen E. Hannah, Jesse M. James | 2024-05-21 |
| 11981365 | System for monitoring and controlling shopping cart usage | Stephen E. Hannah, Jesse M. James | 2024-05-14 |
| 11718336 | Navigation systems and methods for wheeled objects | Stephen E. Hannah, Jesse M. James | 2023-08-08 |
| 11675040 | Dual magnetometer calibration | Ho Man M. Fong, Ryan Morrison, Narayanan Ramanathan | 2023-06-13 |
| 11414117 | Anti-theft system that uses shopping cart location and vibration data | Stephen E. Hannah, Jesse M. James, Narayanan Ramanathan, Robert M. Harling, Jack L. Johnson | 2022-08-16 |
| 11358621 | System for monitoring and controlling shopping cart usage | Stephen E. Hannah, Jesse M. James | 2022-06-14 |
| 11299189 | Motorized cart retriever for monitoring cart status | Stephen E. Hannah, Jesse M. James | 2022-04-12 |
| 11230313 | System for monitoring and controlling shopping cart usage | Stephen E. Hannah, Jesse M. James | 2022-01-25 |
| 11208134 | Monitoring system capable of classifying items added to a shopping cart | Narayanan Ramanathan, Stephen E. Hannah, Jesse M. James | 2021-12-28 |
| 11203370 | Shopping cart monitoring using computer vision | Narayanan Ramanathan, Stephen E. Hannah, Jesse M. James | 2021-12-21 |
| 11183070 | Estimating motion of wheeled carts | Stephen E. Hannah, Jesse M. James, Narayanan Ramanathan | 2021-11-23 |
| 10858024 | Navigation systems for wheeled carts | Stephen E. Hannah, Jesse M. James, Narayanan Ramanathan, Robert M. Harling, Jack L. Johnson | 2020-12-08 |
| 10745040 | Motorized cart retriever for monitoring cart status | Stephen E. Hannah, Jesse M. James | 2020-08-18 |
| 10730541 | Navigation systems and methods for wheeled objects | Stephen E. Hannah, Jesse M. James | 2020-08-04 |
| 10546502 | Estimating motion of wheeled carts | Stephen E. Hannah, Jesse M. James, Narayanan Ramanathan | 2020-01-28 |
| 10232869 | Navigation systems for wheeled carts | Stephen E. Hannah, Jesse M. James, Narayanan Ramanathan, Robert M. Harling, Jack L. Johnson | 2019-03-19 |
| 10227082 | Power generation systems and methods for wheeled objects | Stephen E. Hannah | 2019-03-12 |
| 10196040 | Direction crossing detector for containment boundary | James E. Chandler | 2019-02-05 |
| 10189494 | Cart monitoring system with wheel assembly capable of visually signaling cart status | Stephen E. Hannah, Jesse M. James | 2019-01-29 |
| 10101458 | Low-energy consumption location of movable objects | — | 2018-10-16 |