Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8174177 | Segmented conductive coating for a luminescent display device | David Paul Ciampa, Farzad Parsapour | 2012-05-08 |
| 6720719 | Resistive coating for a tensioned focus mask CRT | Donald W. Bartch, David Paul Ciampa | 2004-04-13 |
| 6677700 | Cathode-ray tube having a focus mask using partially conductive insulators | Wilber C. Stewart, Philip M. Heyman, Richard William Nosker | 2004-01-13 |
| 6674224 | Tension focus mask for a cathode-ray tube (CRT) | Edward Richard Garrity, Jr., Kevin Duane Close, Steven Anthony Colbert, Richard LaPeruta, Jr., David Paul Ciampa | 2004-01-06 |
| 4820223 | System and method for monitoring spot-knocking of CRTs | Richard Collins | 1989-04-11 |
| 4818912 | CRT with arc suppressing means on insulating support rods | — | 1989-04-04 |