Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6709601 | Hydrothermal treatment system and method | James Walton Griffith, Richard Wayne Humphries, Justin Wade Lawrence | 2004-03-23 |
| 6475396 | Apparatus and method for applying an oxidant in a hydrothermal oxidation process | James Walton Griffith, Richard Wayne Humphries, Justin Wade Lawrence | 2002-11-05 |
| 6051145 | Method for handling an effluent in a hydrothermal process | James Walton Griffith, James R. Griffith | 2000-04-18 |
| 5888389 | Apparatus for oxidizing undigested wastewater sludges | James Walton Griffith, James R. Griffith | 1999-03-30 |