Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7561043 | Marker for mechanically resonant article surveillance system | Ryusuke Hasegawa, John Webb, Auburn Anthony Chestnut, Ronald Martis | 2009-07-14 |
| 7205893 | Marker for mechanically resonant article surveillance system | Ryusuke Hasegawa, John Webb, Auburn Anthony Chestnut, Ronald Martis | 2007-04-17 |
| 5815977 | Fishing equipment lanyard | — | 1998-10-06 |