Inventor · Woodside, CA, US

John B. Simpson

84Patents
43h-index
57Co-inventors
91Inventor score

Filing activity: May 19, 1980 → Jan 18, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US4781186A Atherectomy device having a flexible housing Human Necessities 1,531 Expired
US4926858A Atherectomy device for severe occlusions Human Necessities 723 Expired
US4323071A Vascular guiding catheter assembly and vascular dilating catheter assembly and a combination thereof and methods of making the same Emerging Cross-Sectional Technologies 588 Expired
US4669469A Single lumen atherectomy catheter device Human Necessities 413 Expired
US5047040A Atherectomy device and method Human Necessities 410 Expired
US4771774A Motor drive unit Human Necessities 395 Expired
US5462529A Adjustable treatment chamber catheter Human Necessities 394 Expired
US7771444B2 Methods and devices for removing material from a body lumen Human Necessities 347 Expired
US5053044A Catheter and method for making intravascular incisions Human Necessities 315 Expired
US4979951A Atherectomy device and method Human Necessities 305 Expired
US6027514A Apparatus and method for removing occluding material from body lumens Human Necessities 294 Expired
US5441510A Bi-axial cutter apparatus for catheter Human Necessities 269 Expired
US4616652A Dilatation catheter positioning apparatus Human Necessities 221 Expired
US6126635A Adjustable treatment chamber catheter Human Necessities 204 Expired
US4661094A Perfusion catheter and method Human Necessities 204 Expired
US7927784B2 Vascular lumen debulking catheters and methods Human Necessities 179 Active
US5092873A Balloon configuration for atherectomy catheter Performing Operations; Transporting 176 Expired
US5269793A Guide wire systems for intravascular catheters Human Necessities 174 Expired
US8361097B2 Catheter system and method for boring through blocked vascular passages Human Necessities 164 Active
US8062316B2 Catheter system and method for boring through blocked vascular passages Human Necessities 150 Active
US5415634A Catheter having helical inflation lumen Human Necessities 131 Expired
US5571130A Atherectomy and prostectomy system Human Necessities 121 Expired
US4411055A Vascular guiding catheter assembly and vascular dilating catheter assembly and a combination thereof and methods for making the same Emerging Cross-Sectional Technologies 112 Expired
USRE33569E Single lumen atherectomy catheter device General 102 Expired
US5776018A Basketball collection, passing and shot analysis system Human Necessities 87 Expired

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