Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5932176 | Halogen gas detector | Lymperios N. Yannopoulos, Robert A. Peters | 1999-08-03 |
| 5305231 | Multiple K factor, selectable gas detector | Mark J. Coppler, Robert L. Novack, Peter M. Noble | 1994-04-19 |
| 4916935 | Low power solid state gas sensor with linear output and method of making the same | Robert L. Novack | 1990-04-17 |
| 4541988 | Constant temperature catalytic gas detection instrument | Abraham Anouchi, Richard Critchlow | 1985-09-17 |
| 4341817 | Flashlamp containment coating | John W. Shaffer | 1982-07-27 |
| 4235590 | Tinted UV cured coatings for photoflash lamps | John W. Shaffer, William Williams, III | 1980-11-25 |
| 4197333 | Method of applying protective coating on lamp envelope | Burleigh H. Leach, Charles C. Casale | 1980-04-08 |