Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D477363 | Writing implement with elastometric grip pads | Charles E. Bain | 2003-07-15 |
| 6390704 | Writing implement | Charles E. Bain | 2002-05-21 |
| D446244 | Writing implement | Charles E. Bain | 2001-08-07 |
| D445826 | Writing implement | Charles E. Bain | 2001-07-31 |
| 6203225 | Writing implement having an ergonomic grip | Brian F. Larson | 2001-03-20 |
| D423577 | Writing implement having a grooved grip | Brian F. Larson | 2000-04-25 |
| D414807 | Writing instrument grip | Brian F. Larson | 1999-10-05 |
| 5897264 | Off-center point marker tip | — | 1999-04-27 |
| 5743414 | Board edging system and method of manufacture thereof | — | 1998-04-28 |
| D362683 | Combined eraser system and dry markers | Michael Wagner | 1995-09-26 |
| 5432973 | Eraser system for stubborn dry erase marks | Michael Wagner | 1995-07-18 |