Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5955112 | Non-stinging styptic pencil | — | 1999-09-21 |
| 5459781 | Selectively activated dual tone multi-frequency detector | Nicholas Zwick | 1995-10-17 |
| 5411436 | Currency dispenser | — | 1995-05-02 |
| 5267592 | Electrical connector for nozzle | James H. Pyle, Geoffrey F. Wilcox | 1993-12-07 |