Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5525554 | High index glasses | — | 1996-06-11 |
| 5468693 | Lead-free glasses exhibiting characteristics of crystal | — | 1995-11-21 |
| 5070045 | Transparent glass-ceramic articles | Paul L. Netter, Daniel Louis Gabriel Ricoult | 1991-12-03 |