Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683949 | Conversion of doped polycrystalline material to single crystal material | Curtis E. Scott, Lionel M. Levinson | 1997-11-04 |
| 5619096 | Precoated fluorescent lamp for defect elimination | William E. Ishler | 1997-04-08 |