Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5570532 | Fish strike sensor | Charles S. Shaffer | 1996-11-05 |
| 4877956 | Closed feedback injection system for radioactive materials using a high pressure radioactive slurry injector | — | 1989-10-31 |
| 4864128 | Method of introducing a radioactive substance into a well | — | 1989-09-05 |
| 4786805 | Reusable radioactive material shipping container including cartridge and injector | — | 1988-11-22 |
| 4712618 | Multiple reservoir transportation assembly for radioactive substances, and related method | Wayne A. Handke | 1987-12-15 |
| 4698510 | Multiple reservoir transportation assembly for radioactive substances, and related method | Wayne A. Handke | 1987-10-06 |