Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5097750 | Waste management disposal system | Chinsoo Park, William Marston, John E. Sheaffer, Eric A. Deitrich, Neil E. Campbell +1 more | 1992-03-24 |
| 4785765 | Metabolic cage unit for a laboratory animal | Neil E. Campbell | 1988-11-22 |