Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5374158 | Probe and inverting apparatus | Robert Tessier, Jeffrey J. Hertz | 1994-12-20 |
| 5201875 | Probe and inverting apparatus | Robert Tessier, Jeffrey J. Hertz | 1993-04-13 |
| 4970460 | Controlled impedance testsite | David Parkin | 1990-11-13 |
| 4675599 | Testsite system | Robert Tessier | 1987-06-23 |