Inventor · Butler, PA, US

Michael A. Spohn

118Patents
25h-index
140Co-inventors
93Inventor score

Filing activity: Nov 25, 1992 → May 26, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6673033B1 Injectors, injector systems and injector control Human Necessities 308 Expired
US6743205B2 Injector systems and syringe adapters for use therewith Human Necessities 191 Expired
US6716195B2 Syringe adapters for use with an injector Human Necessities 174 Expired
US5365928A Endorectal probe with planar moveable MRI coil Human Necessities 166 Expired
US6726657B1 Injector systems and syringe adapters for use therewith Human Necessities 158 Expired
US6336913B1 Front-loading syringe adapter for front-loading medical injector Human Necessities 136 Expired
US7611503B2 Fluid delivery system, fluid path set, sterile connector and improved drip chamber and pressure isolation mechanism Human Necessities 134 Expired
US9173995B1 Self-orienting syringe and syringe interface Human Necessities 111 Active
US8147464B2 Drip chamber and fluid level sensing mechanism for a fluid delivery system Human Necessities 110 Active
US7563249B2 Syringe having an alignment flange, an extending lip and a radial expansion section of reduced wall thickness Human Necessities 89 Expired
US9199033B1 Self-orienting syringe and syringe interface Human Necessities 82 Active
US7556619B2 Fluid delivery system having a fluid level sensor and a fluid control device for isolating a patient from a pump device Human Necessities 62 Expired
US9314584B1 Method and apparatus for fractional flow reserve measurements Human Necessities 56 Active
US6676634B1 Front-loading syringe adapter for front-loading medical injector Human Necessities 53 Expired
US8337456B2 Syringe having a proximal end with an outward extending lip Human Necessities 51 Active
US8439876B2 Injector system for encoding and sensing of syringe information Human Necessities 50 Active
US7549977B2 Front load pressure jacket system with syringe holder and light illumination Human Necessities 45 Active
US8540698B2 Fluid delivery system including a fluid path set and a check valve connector Human Necessities 43 Active
US8945051B2 Multi-fluid medical injector system and methods of operation Human Necessities 41 Active
US6488661B1 Pressure control systems for medical injectors and syringes used therewith Human Necessities 38 Expired
US8403909B2 Methods for capacitance volume correction in fluid delivery systems Human Necessities 38 Active
US10507319B2 Multiple fluid delivery system with multi-use disposable set and features thereof Human Necessities 32 Active
US7192416B1 Front load pressure jacket system with grooved syringe holder Human Necessities 30 Expired
US9615755B2 Method and apparatus for fractional flow reserve measurements Human Necessities 29 Active
US7361156B2 Pressure jacket system with pivotal locking members Human Necessities 28 Expired

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