Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6626133 | Explosion protection sensor for gas appliances | Michael Schell, Rod Valenta | 2003-09-30 |
| 6526801 | Method of compensating for drift in gas sensing equipment | Audrey Nelson, Brian Maddux, Don Q. Higgins, Jean Nisbet | 2003-03-04 |