Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6137217 | Fluorescent lamp with improved phosphor blend | Roger B. Hunt, Jr. | 2000-10-24 |
| 5854533 | Fluorescent lamps with high color-rendering and high brightness | — | 1998-12-29 |
| 5838101 | Fluorescent lamp with improved CRI and brightness | — | 1998-11-17 |
| 5524016 | Optical emitter for amplification and process for making same | Thomas E. Peters, Karen Lee, William J. Miniscalco | 1996-06-04 |
| 4979893 | Method of coating yttrium vanadate phosphors with Al.sub.2 O.sub.3 | Thomas E. Peters, Roger B. Hunt, Jr. | 1990-12-25 |
| 4952422 | A method of coating a layer of an yttrium vanadate phosphor contained in a fluorescent lamp with Y.sub.2 O.sub.3 or Al.sub.2 O.sub.3 and lamps made therefrom | Thomas E. Peters, Roger B. Hunt, Jr. | 1990-08-28 |
| 4772417 | Process for preparing high-brightness yellow-emitting triboluminescent phosphors | Thomas E. Peters | 1988-09-20 |
| 4757233 | Efficient UV-emitting phosphors based on cerium-activated calcium pyrophosphate and lamps containing the same | Thomas E. Peters, Alexandre Vetrovs | 1988-07-12 |
| 4749513 | Green emitting phosphor | John Collins, Baldassare Di Bartolo, Thomas E. Peters | 1988-06-07 |
| 4647399 | Process for producing Ce-Mn coactivated fluoroapatite phosphors as the yellow emitting component for high efficacy lamp blends | Thomas E. Peters | 1987-03-03 |
| 4594178 | Process for producing a yellow emitting phosphor | John Walsh | 1986-06-10 |
| 4446049 | Yellow-emitting halophosphate phosphor of improved brightness and method | Thomas E. Peters | 1984-05-01 |
| 4307321 | Red emitting phosphor with slow exponential decay | John Walsh | 1981-12-22 |
| 4306173 | Phosphor with extended fluorescence decay lifetime and lamp based thereon | Charles F. Chenot | 1981-12-15 |