Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5169557 | Process for production of lanthanum cerium aluminate phosphors | A. Gary Sigai, Michael N. Alexander | 1992-12-08 |
| 5105121 | Lanthanum cerium aluminate phosphor and an electrical discharge device containing the same | Gary Sigai, Michael N. Alexander | 1992-04-14 |
| 4818433 | Process for producing lanthanum cerium aluminate phosphors | A. Gary Sigai, Michael N. Alexander | 1989-04-04 |