Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4950249 | Hypodermic needle with reclosable safety cap | Richard David Pearson | 1990-08-21 |
| 4932944 | Intravenous port injection and connector system | Richard David Pearson, Patrice G. Guyenet | 1990-06-12 |
| 4781692 | Retractable safety needles | Richard David Pearson, Patrice G. Guyenet | 1988-11-01 |
| 4676783 | Retractable safety needle | Richard David Pearson, Patrice G. Guyenet | 1987-06-30 |
| 4592744 | Self-resheathing needle assembly | Richard David Pearson, Patrice G. Guyenet, Jessica J. Brand | 1986-06-03 |