Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4715506 | Tamper resistant closures | — | 1987-12-29 |
| 4667836 | Tamper-resistant and child-resistant container and closure assembly | — | 1987-05-26 |
| 4629081 | Child resistant closure and closure and container assembly | — | 1986-12-16 |
| 4471878 | Child and tamper resistant closure | Eugene E. Davis | 1984-09-18 |