Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6039196 | Tamper indicating child-resistant closure | Len Ekkert, Albert R. Miller | 2000-03-21 |
| D409491 | Rounded ribbed closure | Jeffrey L. Ullrich, Len Ekkert | 1999-05-11 |
| D407979 | Reverse taper smooth closure | — | 1999-04-13 |
| D371074 | Closure | Len Ekkert | 1996-06-25 |
| D370631 | Closure | Len Ekkert | 1996-06-11 |
| D369748 | Closure | Len Ekkert | 1996-05-14 |
| 5450972 | Tamper-evident band for closures | — | 1995-09-19 |
| 5435467 | Stackable dispenser closure | Len Ekkert | 1995-07-25 |
| 5133486 | Tamper evident pull ring pour spout | David N. Moore, Richard J. Petro | 1992-07-28 |
| 4925067 | Dispenser closure | Richard J. Petro, David N. Moore | 1990-05-15 |
| 4609115 | Tamper-evident closure and bottle assembly | David N. Moore | 1986-09-02 |