Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5396220 | Storm warning system | Ralph J. Markson | 1995-03-07 |
| 5057820 | Optical warning system | Ralph J. Markson | 1991-10-15 |
| 4950978 | Atmospheric potential measurement device | — | 1990-08-21 |
| 4831262 | Radioactivity detection system | Joseph E. Town | 1989-05-16 |
| 4632123 | Radioactivity detection system | Joseph E. Town | 1986-12-30 |
| 4590368 | Digital gain adjuster circuit for photomultiplier tubes | — | 1986-05-20 |
| 4403149 | Pulse processor | — | 1983-09-06 |
| 4267452 | Radioactivity distribution detection system and crystal detector assembly | — | 1981-05-12 |
| 4197583 | Image display system | William E. Westell, Raymond P. Grenier | 1980-04-08 |