Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5868721 | Injection device having anti-coring needle | Robert A. Marinacci, William Robert Pearson, N. Lawrence Dalling | 1999-02-09 |
| 5716348 | Anti-coring needle | Robert A. Marinacci, William Robert Pearson, N. Lawrence Dalling | 1998-02-10 |
| 5658259 | Dental cartridge assembly auto-injector with protective needle cover | William Robert Pearson, Claudio Lopez, Hyung-Jae Lee, John G. Wilmot, N. Lawrence Dalling | 1997-08-19 |