Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4441922 | Treatment method for metal bearing oily waste | William S. Hubble | 1984-04-10 |
| 4254715 | Solid fuel combustor and method of burning | Paul G. LaHaye, John W. Bjerklie, Kenneth G. Hagen | 1981-03-10 |