Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5559060 | Glass for laminated glass articles | William H. Dumbaugh, Jr., Suresh T. Gulati | 1996-09-24 |
| 5512520 | Ivory color in opaque glass-ceramic | — | 1996-04-30 |
| 5492869 | Colored, opaque glass-ceramic | George Halsey Beall, Lina M. Echeverria | 1996-02-20 |
| 5491115 | Colored glass-ceramics and method | Charles C. Smith | 1996-02-13 |
| 5422318 | Glass-ceramics and color package | Sandra L. Hagg, Charles C. Smith | 1995-06-06 |
| 5256600 | Glass-ceramics and color methods | — | 1993-10-26 |
| 5179045 | Colored glass-ceramic | Bruce Gardiner Aitken, Charles C. Smith | 1993-01-12 |
| 4977110 | Beige-tinted glass-ceramics | W. Duane Amundson, Jr., Heather Debra Boek, George B. Hares | 1990-12-11 |