Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5801792 | High resolution, high intensity video projection cathode ray tube provided with a cooled reflective phosphor screen support | Philip L. Writer, Frank Campbell, Jr. | 1998-09-01 |
| 5359266 | System for generating triggering pulses for use in beam indexing type color cathode ray tubes | Philip L. Writer | 1994-10-25 |