Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11099091 | Advanced tire monitoring system | William David Stewart, Christopher Arnold, Ian S. Elliott | 2021-08-24 |
| 11084336 | Methods and apparatus for determining the orientation of a tire mounted device | William David Stewart | 2021-08-10 |
| 11034196 | Tire sensor location method and apparatus | William David Stewart, Alan Murphy | 2021-06-15 |
| 9778305 | Pulse width measurement method and apparatus | Giovanni De Sanctis, William David Stewart | 2017-10-03 |
| 9126459 | Apparatus and methods for determining the position and/or orientation of a tire mounted unit in a wheel monitoring system | William David Stewart | 2015-09-08 |
| 7367227 | Determination of wheel sensor position using shock sensors and a wireless solution | William David Stewart, Alan Kenneth McCall, Idir Boudaoud | 2008-05-06 |