Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308909 | Glass bubble filled polybenzimidazole | Paul N. Chen, Sr., William M. Cooper, O. Richard Hughes | 1994-05-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5308909 | Glass bubble filled polybenzimidazole | Paul N. Chen, Sr., William M. Cooper, O. Richard Hughes | 1994-05-03 |