Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4816305 | Multi-walled tamper-proof container and method for enhancing tamper evidence | E. Joseph Stillwell, Richard E. Merrill | 1989-03-28 |
| 4755405 | Multi-walled tamper-proof container and method for enhancing tamper evidence | Arthur A. Massucco, E. Joseph Stilwell, Richard E. Merrill | 1988-07-05 |