Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6393926 | Front-loading precision material sampler with interchangeable retracting chamber | Clarence W. Bowersox, Jr. | 2002-05-28 |
| 5703301 | Unit dose bulk material sampling apparatus with controlled pressure applicator | Gerardo Perez, Clarence W. Bowersox, Jr. | 1997-12-30 |
| 5476017 | Unit dose bulk material sampling apparatus | Gerardo Perez, William Patrick Wallace | 1995-12-19 |