Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D343646 | Trigger extension for a ring binder | Joseph K. Semerjian | 1994-01-25 |
| 5269616 | Ring binder stabilizer device | — | 1993-12-14 |
| 5234276 | Trigger enclosure for ring binder | Joseph K. Semerjian | 1993-08-10 |