Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834584 | Pocket hand stamp | — | 2004-12-28 |
| D493191 | Hand stamp | Steven J. Sculler, Walter W. Stefanski | 2004-07-20 |
| D493192 | Hand stamp | Steven J. Sculler, Walter W. Stefanski | 2004-07-20 |
| D478930 | Hand stamp and storage cap | Michael P. Zambelli, Frederick W. Dour, Steven J. Sculler, Walter W. Stefanski | 2003-08-26 |
| D477628 | Hand stamp case | Michael P. Zambelli, Frederick W. Dour, Steven J. Sculler, Walter W. Stefanski | 2003-07-22 |
| 6499398 | Hand stamp and a method of assembling hand stamp | — | 2002-12-31 |
| D452262 | Hand stamp | Steven J. Sculler | 2001-12-18 |
| D451945 | Hand stamp | Steven J. Sculler | 2001-12-11 |