Inventor · Yankton, SD, US

John W. Davis

81Patents
29h-index
69Co-inventors
91Inventor score

Filing activity: Jun 5, 1975 → Apr 6, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6428539B1 Apparatus and method for minimally invasive surgery using rotational cutting tool Human Necessities 453 Expired
US7033357B2 Apparatus and method for minimally invasive surgery using rotational cutting tool Human Necessities 440 Expired
US6241740A System and method of use for ligating and cutting tissue Human Necessities 324 Expired
US6527786B1 System and method of use for ligating and cutting tissue Human Necessities 287 Expired
US6123689A Reusable cannula with disposable seal Human Necessities 237 Expired
US6030406A Method and apparatus for tissue dissection Human Necessities 214 Expired
US7526342B2 Apparatus for endoscopic cardiac mapping and lead placement Human Necessities 211 Expired
US6159182A Reusable cannula with disposable seal Human Necessities 157 Expired
US6730020B2 Locking arm having ball joints for use in an organ manipulator apparatus Human Necessities 113 Expired
US6203559A Method and apparatus for tissue dissection Human Necessities 112 Expired
US8831202B1 Failover mechanism based on historical usage data Electricity 100 Active
US4673937A Automotive collision avoidance and/or air bag deployment radar Physics 95 Expired
US6506149B2 Organ manipulator having suction member supported with freedom to move relative to its support Human Necessities 93 Expired
US4974905A Chair bed Emerging Cross-Sectional Technologies 78 Expired
US6702813B1 Apparatus and method for minimally invasive surgery using rotational cutting tool Human Necessities 77 Expired
US5820606A Reusable cannula with disposable seal Human Necessities 62 Expired
US6752756B2 Combined vessel dissection and transection device and method Human Necessities 59 Expired
US4916450A Radar system for headway control of a vehicle Physics 57 Expired
US5895353A Vessel isolating retractor cannula and method Human Necessities 56 Expired
US5993384A Vessel isolating retractor cannula and method Human Necessities 50 Expired
US7497865B2 Method and apparatus for performing anastomosis with eversion of tissue edges and joining of exposed intima of the everted tissue Human Necessities 49 Expired
US4308636A Method and apparatus for heating a fluid Electricity 43 Expired
US6899670B2 Organ manipulator having suction member supported with freedom to move relative to its support Human Necessities 38 Expired
US5285207A Multi-frequency automatic radar system Physics 36 Expired
US7226409B2 Organ manipulator having suction member supported with freedom to move relative to its support Human Necessities 35 Expired

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