Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10888475 | Lightweight patient transporter | — | 2021-01-12 |
| 10610428 | Lightweight patient transporter | — | 2020-04-07 |
| 8272929 | Auto-arranged coin stacker and dispenser | — | 2012-09-25 |
| 6090082 | Vial retainer interface to a medication delivery pen | Christopher King, Daniel A. Walters | 2000-07-18 |
| 5893338 | Rabbit housing and rabbit housing system | Neil E. Campbell, Chin Soo Park | 1999-04-13 |
| 5735233 | Animal cage rack locking mechanism | Eric A. Deitrich, John E. Sheaffer, Neil E. Campbell, William Marston, Ronald W. Hardesty | 1998-04-07 |