Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859361 | Process for producing electroluminescent phosphors of improved brightness | Kenneth T. Reilly | 1989-08-22 |
| 4826622 | Method of making alkaline earth halophosphate phosphor | John A. Arbie, Sr., Douglas Michael Jackson | 1989-05-02 |