Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6245553 | Method and apparatus for limiting emissions from a contained vessel | — | 2001-06-12 |
| 6218174 | Purification of fluids and control of solute concentrations through selective degasification | — | 2001-04-17 |
| 5824222 | Method for removing suspended inert solids from a waste stream | Donald Marvin Holcombe | 1998-10-20 |
| 5658458 | Apparatus for removing suspended inert solids from a waste stream | Don Marvin Holcombe | 1997-08-19 |
| 5626755 | Method and apparatus for waste digestion using multiple biological processes | Don Marvin Holcombe | 1997-05-06 |
| 5510544 | Fluorinated terpene compounds | — | 1996-04-23 |
| 5316682 | Gas micronizer and purification system and related methods | Ellis O. Barnes | 1994-05-31 |
| 5271810 | Distillation device for purifying liquid mixtures | Robert L. Klopfenstein | 1993-12-21 |
| 5156173 | High-efficiency, low-emissions cleaning method and apparatus | Robert L. Klopfenstein | 1992-10-20 |
| 4776985 | Alkoxylated rosin amides | Gary D. Fultz | 1988-10-11 |