Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8109404 | Cap for shipping and storage containers including two types of tamper evidence | — | 2012-02-07 |
| D646971 | Tamper evident cap for shipping and storage containers | — | 2011-10-18 |
| 7931167 | Tamper evident cap for shipping and storage containers | — | 2011-04-26 |
| 6581421 | Security system | John F. Chmela | 2003-06-24 |
| 6044601 | Soft edge moulding | John F. Chmela | 2000-04-04 |
| 5695084 | Disposable one-piece container closure and eating utensil | John F. Chmela | 1997-12-09 |