Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5412372 | Article dispenser for monitoring dispensing times | Larry E. Parkhurst | 1995-05-02 |
| 4823982 | Multiple cartridge dispensing system | Larry E. Parkhurst | 1989-04-25 |
| 4674652 | Controlled dispensing device | Larry E. Parkhurst | 1987-06-23 |