Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5248050 | Cap having expandable guarantee strip | Michael Kirchgessner, Franz T. Bartl | 1993-09-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5248050 | Cap having expandable guarantee strip | Michael Kirchgessner, Franz T. Bartl | 1993-09-28 |