Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5307948 | Tamper-proof and tamper-evident container closure system | Arthur H. Blackburn, Imre J. Buza, Terry L. Hartman, Jerry L. Knox, David R. Brown | 1994-05-03 |
| 5052574 | Tamper-proof and tamper-evident container closure system | Imre J. Buza, Terry L. Hartman, Arthur H. Blackburn | 1991-10-01 |