Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6045914 | Pearlescent glass pigment | William J. Sullivan, Patricia Elliot | 2000-04-04 |
| 5753371 | Pearlescent glass pigment | William J. Sullivan, Patricia Elliot | 1998-05-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6045914 | Pearlescent glass pigment | William J. Sullivan, Patricia Elliot | 2000-04-04 |
| 5753371 | Pearlescent glass pigment | William J. Sullivan, Patricia Elliot | 1998-05-19 |