Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5743420 | Plastic closure | Hans-Joachim Preuss | 1998-04-28 |
| 5129533 | Seal for a container closure | — | 1992-07-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5743420 | Plastic closure | Hans-Joachim Preuss | 1998-04-28 |
| 5129533 | Seal for a container closure | — | 1992-07-14 |