Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D567288 | Writing instrument | — | 2008-04-22 |
| D485574 | Writing utensil | — | 2004-01-20 |
| D443896 | Writing instrument | Hariolf Briggl | 2001-06-19 |
| D437888 | Writing instrument | Hariolf Briggl | 2001-02-20 |