Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5681782 | Light pink glassware | — | 1997-10-28 |
| 5674791 | Light blue glassware | — | 1997-10-07 |
| 5670433 | Light green glassware | — | 1997-09-23 |
| 5436206 | Champagne colored glasses | — | 1995-07-25 |
| 5204293 | Burgundy colored glassware | Robert Michael Morena | 1993-04-20 |
| 5070043 | Colored glass-ceramics | Jaroslava M. Nigrin | 1991-12-03 |
| 4977110 | Beige-tinted glass-ceramics | Heather Debra Boek, George B. Hares, Robert W. Pfitzenmaier | 1990-12-11 |