Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5472091 | Combined photo and negative storage container | John Kevin Clay, William L. Bartlett | 1995-12-05 |
| D361789 | Stackable photo file | John Kevin Clay, William L. Bartlett | 1995-08-29 |
| D323527 | Self-inking hand stamp | David A. Weir | 1992-01-28 |
| 4970954 | Self inking hand stamp | David A. Weir | 1990-11-20 |