Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8308710 | High flow-low pressure irrigation system | Ralph V. Clayman, Richard C. Ewers | 2012-11-13 |
| 7811256 | Vacuum aspiration handle | John H. Ward, Walter N. Ryan, Mahfuza Ahmed, Gregory A. Frankland, Scott K. Philhower | 2010-10-12 |
| 7766987 | Apparatus and method for collection of particulate matter during percutaneous procedures | Walter N. Ryan | 2010-08-03 |
| 6773432 | Electrosurgical snare | Ralph V. Clayman, William C. Collyer | 2004-08-10 |