Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5335834 | Inflatable child-carrying seat | — | 1994-08-09 |
| D334308 | Portable multi-shelved showcase | — | 1993-03-30 |
| 4979609 | Holder for encased collectible items | Sven Harlan | 1990-12-25 |
| 4903825 | Holder for encased collector's coins | Sven Harlan | 1990-02-27 |