Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5326728 | Lead-free enamel compositions for the decoration of low-expansion glass-ceramics | Daniel Louis Gabriel Ricoult | 1994-07-05 |
| 4532221 | Decorative enamel for glass-ceramics having low coefficients of thermal expansion | Pernette R. M. Barlier, Jean P. Mazeau | 1985-07-30 |