Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871914 | Low-cost radon detector | William E. Simon, Glenn W. Ernsberger | 1989-10-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871914 | Low-cost radon detector | William E. Simon, Glenn W. Ernsberger | 1989-10-03 |