Inventor · Isanti, MN, US

Darrell Wagner

37Patents
20h-index
46Co-inventors
85Inventor score

Filing activity: Aug 18, 1986 → Jun 16, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US4913150A Method and apparatus for the automatic calibration of signals employed in oximetry Human Necessities 370 Expired
US5259381A Apparatus for the automatic calibration of signals employed in oximetry Human Necessities 299 Expired
US4892101A Method and apparatus for offsetting baseline portion of oximeter signal Human Necessities 207 Expired
US7302294B2 Subcutaneous cardiac sensing and stimulation system employing blood sensor Human Necessities 169 Expired
US4819646A Feedback-controlled method and apparatus for processing signals used in oximetry Human Necessities 161 Expired
US7142912B2 Method and apparatus for assessing and treating atrial fibrillation risk Human Necessities 109 Expired
US7570997B2 Subcutaneous cardiac rhythm management with asystole prevention therapy Human Necessities 78 Expired
US5251624A Pulse generator for use in an implantable atrial defibrillator Human Necessities 75 Expired
US7499750B2 Noise canceling cardiac electrodes Human Necessities 52 Expired
US7117035B2 Subcutaneous cardiac stimulation system with patient activity sensing Human Necessities 49 Expired
US5674253A Cardioversion system with cardioverting energy attenuator Human Necessities 46 Expired
US7555335B2 Biopotential signal source separation using source impedances Human Necessities 45 Expired
US6006132A Atrial defibrillation system including a portable audible speech communication device Human Necessities 43 Expired
US7392081B2 Subcutaneous cardiac stimulator employing post-shock transthoracic asystole prevention pacing Human Necessities 43 Expired
US7047071B2 Patient stratification for implantable subcutaneous cardiac monitoring and therapy Human Necessities 37 Expired
US5620467A Implantable atrial defibrillator having cardioverting output voltage limiting for simulating larger storage capacitors Human Necessities 29 Expired
US6546287B1 Controlled-power defibrillator and method of defibrillation Human Necessities 29 Expired
US7110811B2 Method and apparatus for atrial tachyarrhythmia cardioversion Human Necessities 28 Expired
US5813999A Implantable atrial defibrillator providing reduced cardioversion discomfort Human Necessities 26 Expired
US5350402A Atrial defibrillator and method for providing T wave detection and interval timing prior to cardioversion Human Necessities 25 Expired
US7885710B2 Method and apparatus for tissue protection against ischemia using remote conditioning Human Necessities 18 Active
US8568286B2 Methods to position therapeutic agents using a magnetic field Human Necessities 13 Active
US7349742B2 Expandable fixation elements for subcutaneous electrodes Human Necessities 12 Expired
US10898709B2 Stimulation for treating sleep disordered breathing Human Necessities 9 Active
US11324950B2 Accelerometer-based sensing for sleep disordered breathing (SDB) care Human Necessities 8 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.