Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7131154 | Mobile transport device | David T. Davis | 2006-11-07 |
| 5305231 | Multiple K factor, selectable gas detector | Mark J. Coppler, John E. Tozier, Peter M. Noble | 1994-04-19 |
| 5284566 | Electrochemical gas sensor with wraparound reference electrode | Carlo E. Cuomo, Alfred Kutschker, Peter M. Noble | 1994-02-08 |
| 4916935 | Low power solid state gas sensor with linear output and method of making the same | John E. Tozier | 1990-04-17 |
| 4769122 | Compact electrochemical cell for gas detection | Carl A. Marrese, David J. D'Amico, Peter M. Noble, John H. Wolf, Andrew A. Sicree | 1988-09-06 |
| 4664886 | Trimode gas detection instrument | John M. Fruhwald | 1987-05-12 |
| 4639306 | Electrochemical gas sensor | Beth Tomasovic | 1987-01-27 |
| 4636294 | Apparatus for detecting and measuring hydrogen sulfide gas in the presence of carbon monoxide | Beth Tomasovic | 1987-01-13 |
| 4447397 | Catalytic gas sensor | Abraham Anouchi, Beth Tomasovic | 1984-05-08 |
| 4326714 | Game implement | — | 1982-04-27 |