Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7159444 | Combustible gas detection systems and method thereof | John Koopman, Norman Schaefer, Andrzej E. Stanek, Iris Shiroma, Allan Tomasco +5 more | 2007-01-09 |
| 7111493 | Combustible gas detection system | Jeffrey Stull, Justin D. BALTRUCKI, Andrzej E. Stanek, John Koopman, Daniel Rabbett | 2006-09-26 |