Inventor · Andover, MN, US

Nathan A. Torgerson

102Patents
29h-index
84Co-inventors
93Inventor score

Filing activity: Sep 4, 1991 → Dec 22, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5893883A Portable stimulation screening device for screening therapeutic effect of electrical stimulation on a patient user during normal activities of the patient user Human Necessities 377 Expired
US7463928B2 Identifying combinations of electrodes for neurostimulation therapy Emerging Cross-Sectional Technologies 298 Expired
US5820589A Implantable non-invasive rate-adjustable pump Human Necessities 259 Expired
US7519431B2 Shifting between electrode combinations in electrical stimulation device Human Necessities 202 Active
US6937891B2 Independent therapy programs in an implantable medical device Human Necessities 199 Expired
US6453198B1 Power management for an implantable medical device Human Necessities 196 Expired
US7826901B2 Generation of therapy programs and program groups Emerging Cross-Sectional Technologies 191 Active
US6950706B2 Wave shaping for an implantable medical device Human Necessities 160 Expired
US6456883B1 Apparatus and method for allowing immediate retrieval for information and identification from an implantable medical device having a depleted power source Human Necessities 117 Expired
US7167756B1 Battery recharge management for an implantable medical device Human Necessities 117 Expired
US7623919B2 Distributed lead functionality testing Human Necessities 113 Active
US8219196B2 Determination of stimulation output capabilities throughout power source voltage range Human Necessities 91 Active
US7489966B2 Independent therapy programs in an implantable medical device Human Necessities 88 Active
US7957814B2 Shifting between electrode combinations in electrical stimulation device Human Necessities 84 Active
US8571677B2 Programming techniques for stimulation with utilization of case electrode Human Necessities 76 Active
US7865245B2 Battery recharge management for implantable medical device Human Necessities 72 Active
US8918184B1 Identification of electrode combination for efficacious electrical stimulation therapy Human Necessities 72 Active
US7483748B2 Programmable waveform pulses for an implantable medical device Human Necessities 68 Expired
US7805189B2 Voltage/current regulator improvements for an implantable medical device Human Necessities 60 Active
US6820019B1 Device and method for determining and communicating the remaining life of a battery in an implantable neurological tissue stimulating device Human Necessities 56 Expired
US7191008B2 Implantable medical device with a dual power source Human Necessities 49 Expired
US9333350B2 Psychiatric disorder therapy control Human Necessities 47 Active
US8634927B2 Medical device recharge systems using a controller in wireless communication with a separate recharge device Human Necessities 47 Active
US7734351B2 Method and apparatus for assisting deglutition Human Necessities 44 Active
US7711433B2 Switched power using telemetry in an implantable medical device Human Necessities 41 Active

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