Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5729084 | Thermionic cathode with continuous bimetallic wall | Jeffrey M. Farina, Philip J. Koehler, Nicholas Maropis | 1998-03-17 |
| 5422536 | Thermionic cathode with continuous bimetallic wall having varying wall thickness and internal blackening | Jeffrey M. Farina | 1995-06-06 |
| 4952840 | Strengthening means for a sidewall of a cup-shaped member for an electron gun assembly of a CRT | Gerald J. McCauley | 1990-08-28 |
| 4937433 | Electrical heating unit for sealing vacuum electron tubes | Earl R. Stahl, Jack H. Davis, Gregory C. Madensky | 1990-06-26 |
| 4931691 | Electron gun assembly having a reinforced heater tab with locating means | — | 1990-06-05 |
| 4911668 | method of attaching coma correction members to an inline electron gun | — | 1990-03-27 |
| 4859226 | Universal lower stem mold for manufacturing a molded glass stem | — | 1989-08-22 |
| 4824459 | Marker pin for a universal stem mold | — | 1989-04-25 |
| 4813992 | Universal stem mold apparatus | — | 1989-03-21 |
| 4813991 | Universal stem mold for manufacturing a molded glass stem | — | 1989-03-21 |
| 4789807 | Electron gun assembly having a reinforced heater tab | — | 1988-12-06 |
| 4767436 | Apparatus and method for manufacturing a molded glass stem | — | 1988-08-30 |
| 4595858 | Reinforcing means for a cup-shaped electron gun electrode | — | 1986-06-17 |
| 4486685 | Electron gun assembly with bead strap having an angulated grasping member | Robert Alexander | 1984-12-04 |
| 4484102 | Strengthening means for a deep-drawn in-line electron gun electrode | — | 1984-11-20 |
| 4453193 | Overcurrent protection for push-pull circuits | Rex Huang, William D. Brackman, Jr. | 1984-06-05 |
| 4409279 | Glass support rod for use in electron-gun mount assemblies | — | 1983-10-11 |
| 4400644 | Self-indexing insulating support rods for an electron gun assembly | — | 1983-08-23 |
| 4341545 | Beading apparatus for making an electron gun assembly having self-indexing insulating support rods | — | 1982-07-27 |