Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4332437 | Retroreflective marking tape | Charles E. Searight | 1982-06-01 |
| 4189209 | Retroreflector of integrated light reflecting units of varying configurations | — | 1980-02-19 |
| 4182437 | Unstable devitrifiable glasses and friction materials containing them | Gordon J. Roberts | 1980-01-08 |