Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12292191 | Biochar apparatus and process | Brian M. O'Connor, Matthew W. Dennis, James W. Hilliard | 2025-05-06 |
| 12013118 | Biochar apparatus and process | Brian M. O'Connor, Matthew W. Dennis, James W. Hilliard | 2024-06-18 |
| 11662092 | Biochar apparatus and process | Brian M. O'Connor, Matthew W. Dennis, James W. Hilliard | 2023-05-30 |
| 9644501 | Heat capturing module and power generating system incorporating the module | Brian M. O'Connor | 2017-05-09 |
| 8919617 | Caulk gun with expansion drive | — | 2014-12-30 |
| 5967433 | Mixing and dispensing apparatus | Oliver Thomas O'Neill, Richard L. Keenan | 1999-10-19 |
| 5645345 | Apparatus for mixing fibrous type material | Oliver Thomas O'Neill | 1997-07-08 |