Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5144959 | Catheter guidewire with varying radiopacity | James F. Crittenden, L. Venkata Raman | 1992-09-08 |
| 5063935 | Catheter guidewire with varying radiopacity | — | 1991-11-12 |
| 5060660 | Steerable extendable guidewire with adjustable tip | James S. Hunter | 1991-10-29 |
| 5031636 | Guide wire extension | James F. Crittenden, James P. Ryan | 1991-07-16 |
| 4922923 | Method for effecting a catheter exchange | James F. Crittenden, James P. Ryan | 1990-05-08 |
| 4922924 | Catheter guidewire with varying radiopacity | James F. Crittenden | 1990-05-08 |
| 4917103 | Guide wire extension | James F. Crittenden, James P. Ryan | 1990-04-17 |
| 4763647 | Dual coil steerable guidewire | — | 1988-08-16 |