Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5662697 | Transvenous internal cardiac defibrillation apparatus having lead and electrode providing even distribution of electrical charge | John R. Helland | 1997-09-02 |
| 5628780 | Protective, visible suture sleeve for anchoring transvenous lead bodies | John R. Helland | 1997-05-13 |