Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9925450 | Device to precisely align golf club face to target | Stephen Landsman | 2018-03-27 |
| 9393477 | Electronic golfing alignment aid and corresponding method | Stephen Landsman | 2016-07-19 |
| 4257594 | Electronic athletic equipment | Phillip T. McQuaid, Paul J. Yursis | 1981-03-24 |