Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5210528 | Audible floor mat | David S. Schulman, Alan Z. Kessler, Norman H. Heyder | 1993-05-11 |
| D284595 | Cupid-unicorn (cupicorn) the love unicorn | — | 1986-07-08 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5210528 | Audible floor mat | David S. Schulman, Alan Z. Kessler, Norman H. Heyder | 1993-05-11 |
| D284595 | Cupid-unicorn (cupicorn) the love unicorn | — | 1986-07-08 |