Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465951 | Electroluminescent lamp devices and their manufacture | Robert J. Krafcik, Walter J. Paciorek, Ralph McGuigan, Rodney T. Eckersley, Dee Lynn Johnson +1 more | 2002-10-15 |
| 6069444 | Electroluminescent lamp devices and their manufacture | Robert J. Krafcik, Walter J. Paciorek, Ralph McGuigan, Rodney T. Eckersley, Dee Lynn Johnson +1 more | 2000-05-30 |
| 5811930 | Electroluminescent lamp devices and their manufacture | Robert J. Krafcik, Walter J. Paciorek, Ralph McGuigan, Rodney T. Eckersley, Dee Lynn Johnson +1 more | 1998-09-22 |
| 5565733 | Electroluminescent modular lamp unit | Robert J. Krafcik, Walter J. Paciorek, Ralph McGuigan, Rodney T. Eckersley, Dee Lynn Johnson +1 more | 1996-10-15 |