Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D349726 | Caricature portion for a writing instrument | Peter F. Bertolo, Mario G. Bertolo | 1994-08-16 |
| 5158384 | Caricature pen with integral memorandum paper dispenser | Peter F. Bertolo, Mario G. Bertolo | 1992-10-27 |