Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5012155 | Surface treatment of phosphor particles and method for a CRT screen | Pabitra Datta, Ronald N. Friel | 1991-04-30 |
| 4556620 | Image display including a light-absorbing matrix of zinc-iron sulfide and method of preparation | — | 1985-12-03 |
| 4556820 | Image display including a light-absorbing matrix of zinc-iron sulfide | — | 1985-12-03 |
| 4370287 | Preform method of synthesizing a phosphor | — | 1983-01-25 |