Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878492 | Laser balloon catheter | J. Richard Spears, Douglas W. Dickinson, Maria Wagner | 1989-11-07 |
| 4852567 | Laser tipped catheter | — | 1989-08-01 |
| 4850351 | Wire guided laser catheter | Stephen J. Herman, Laurence A. Roth, Douglas W. Dickinson | 1989-07-25 |
| 4817601 | Catheter system for controlled removal by radiant energy of biological obstructions | Laurence A. Roth, Stephen J. Herman, Carl R. Turnquist, Jacob Y. Wong | 1989-04-04 |