Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8079176 | Collapsible enclosure | John C. Evans | 2011-12-20 |
| 6158314 | Method and apparatus for disabling and disposing of a single-use hypodermic syringe | William H. Thead, John C. Evans | 2000-12-12 |