Patents per Year
Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 5827228 | Seal members for surgical trocars | — | 1998-10-27 | $68,827,000 |
| 5545142 | Seal members for surgical trocars | Randy R. Stephens, Michael S. Banik, Leslie R. Ashmore, George E. Selecman | 1996-08-13 | $86,848,000 |
| 5342315 | Trocar seal/protector assemblies | Leslie R. Ashmore, Chad C. Carroll, Richard F. Schwemberger, Norman Schuler, John Collins | 1994-08-30 | $22,826,000 |