John R. Helland
64Patents
34h-index
34Co-inventors
88Inventor score
Filing activity: Feb 17, 1976 → Oct 17, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5466254A | Coronary sinus lead with atrial sensing capability | Human Necessities | 333 | Expired |
| US5387233A | Intravenous cardiac lead with improved fixation and method | Human Necessities | 215 | Expired |
| US6968237B2 | Implantable coronary sinus lead and lead system | Human Necessities | 201 | Expired |
| US5545201A | Bipolar active fixation lead for sensing and pacing the heart | Human Necessities | 185 | Expired |
| US7369901B1 | Myocardial lead and lead system | Human Necessities | 123 | Expired |
| US7751882B1 | Method and system for determining lead position for optimized cardiac resynchronization therapy hemodynamics | Human Necessities | 120 | Active |
| US6640136B1 | Implantable cardiac stimulation device with automatic electrode selection for avoiding cross-chamber stimulation | Human Necessities | 113 | Expired |
| US4033357A | Non-fibrosing cardiac electrode | Human Necessities | 107 | Expired |
| US7027852B2 | Lead with distal tip surface electrodes connected in parallel | Human Necessities | 103 | Expired |
| US5531781A | Implantable lead having a steering distal guide tip | Human Necessities | 100 | Expired |
| US7881810B1 | Cardiac access methods and apparatus | Human Necessities | 100 | Active |
| US5456708A | Rotatable pin, screw-in pacing and sensing lead having improved tip and fluidic seal | Human Necessities | 96 | Expired |
| US6609027B2 | His Bundle sensing device and associated method | Human Necessities | 84 | Expired |
| US7229450B1 | Kink resistant introducer with mapping capabilities | Human Necessities | 82 | Expired |
| US6721598B1 | Coronary sinus cardiac lead for stimulating and sensing in the right and left heart and system | Human Necessities | 79 | Expired |
| US7212870B1 | Dual helix active fixation stimulation lead | Human Necessities | 73 | Expired |
| US5324324A | Coated implantable stimulation electrode and lead | Human Necessities | 71 | Expired |
| US5628780A | Protective, visible suture sleeve for anchoring transvenous lead bodies | Emerging Cross-Sectional Technologies | 67 | Expired |
| US7397166B1 | Electroactive polymer-actuated peristaltic pump and medical lead incorporating such a pump | Emerging Cross-Sectional Technologies | 65 | Active |
| US7174220B1 | Construction of a medical electrical lead | Human Necessities | 65 | Expired |
| US8108054B2 | Active fixation implantable medical lead configured to indicate via fluoroscopy embedment of helical anchor in cardiac tissue | Human Necessities | 63 | Active |
| US5662697A | Transvenous internal cardiac defibrillation apparatus having lead and electrode providing even distribution of electrical charge | Human Necessities | 62 | Expired |
| US5571163A | Combination pacing and defibrillating lead having atrial sensing capability and method | Human Necessities | 60 | Expired |
| US5431681A | Combination pacing and defibrillating lead having sensing capability | Human Necessities | 57 | Expired |
| US5411528A | Electrically programmable polarity connector for an implantable body tissue stimulator | Human Necessities | 57 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.