Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5722958 | Valve assembly for introducing instruments into body cavities | Roy D. Gravener, Michael Ciccolella | 1998-03-03 |
| 5542931 | Valve assembly for introducing instruments into body cavities | Roy D. Gravener, Michael Ciccolella | 1996-08-06 |
| 5334164 | Variable interior dimension cannula assembly | Thomas D. Guy | 1994-08-02 |
| 5226890 | Tissue gripping device | Michael Ciccolella | 1993-07-13 |