Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828794 | Electrostatic particle measurement | Kingsley St John Reavell | 2004-12-07 |
| 5425233 | Operation of an internal combustion engine | Thomas T. Ma | 1995-06-20 |
| 5073753 | Hydrocarbon flame ionization detector | Steven Dinsdale, Jonathan Willey | 1991-12-17 |