Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4980674 | Acoustic ash deposition monitor apparatus and method | Foster B. Stulen | 1990-12-25 |
| 4835390 | Apparatus and method for measuring bulk density using positron scattering and annihilation | Charles C. Blatchley, Piran Sioshansi, Robert H. Leyse | 1989-05-30 |