Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5303822 | Receptacle to support and retain a plurality of used hypodermic needle and syringe combinations | Charles F. Brown | 1994-04-19 |
| 5184721 | Hypodermic needle/syringe receptacle with porous element | Charles F. Brown | 1993-02-09 |