Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6265818 | Stiffened support springs and CRT incorporating same | Brian T. Doepker | 2001-07-24 |
| 4739215 | Electrical conduction means for use in tension mask color cathode ray tubes | Lawrence W. Dougherty | 1988-04-19 |
| 4710669 | Internal electrical connector for a tension mask tube | Thomas P. DeFranco, Lawrence W. Dougherty | 1987-12-01 |