Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5984550 | Writing device | — | 1999-11-16 |
| D394876 | Combined refillable eraser tips and holder therefor | — | 1998-06-02 |
| D359510 | Cap for writing instrument | — | 1995-06-20 |
| D355442 | Combined refillable eraser tips and container therefor | — | 1995-02-14 |
| 5345652 | Refill eraser | — | 1994-09-13 |
| D341623 | Combined writing instrument and replaceable writing tips | — | 1993-11-23 |
| 5221152 | Writing instrument with cap | — | 1993-06-22 |
| 5044804 | Writing instrument | — | 1991-09-03 |