Inventor · Excelsior, MN, US

Howard Root

33Patents
15h-index
24Co-inventors
77Inventor score

Filing activity: Jun 2, 2003 → Oct 26, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8048032B2 Coaxial guide catheter for interventional cardiology procedures Human Necessities 177 Active
USRE45776E1 Coaxial guide catheter for interventional cardiology procedures General 176 Active
US8292850B2 Coaxial guide catheter for interventional cardiology procedures Human Necessities 161 Active
US8252022B2 Metal vascular aperture closure device Human Necessities 158 Active
US8142413B2 Coaxial guide catheter for interventional cardiology procedures Human Necessities 153 Active
USD489973S1 Medical device package General 146 Expired
USRE45760E1 Coaxial guide catheter for interventional cardiology procedures General 122 Active
US7488340B2 Vascular access closure system Human Necessities 117 Expired
USRE45380E1 Coaxial guide catheter for interventional cardiology procedures General 113 Active
USRE46116E1 Coaxial guide catheter for interventional cardiology procedures General 104 Active
US7455649B2 Abdominal tissue support for femoral puncture procedures Human Necessities 79 Expired
US9561893B2 System and method for freeze-drying and packaging Human Necessities 72 Active
US10377520B2 System and method for freeze-drying and packaging Human Necessities 37 Active
US8298215B2 Guidewire tipped laser fiber Human Necessities 36 Active
USRE47379E1 Coaxial guide catheter for interventional cardiology procedures General 19 Active
US8192456B2 Metal vascular aperture closure device Human Necessities 14 Active
US9968763B2 Perfusion catheters and related methods Human Necessities 12 Active
US7981091B2 Small diameter intravascular catheter with screw tip and limited torsional displacement Human Necessities 11 Active
US10159821B2 Perfusion catheters and related methods Human Necessities 9 Active
US8083690B2 Convertible guidewire system and methods Human Necessities 8 Active
US9782561B2 Catheter tip Human Necessities 7 Active
US9636477B2 Catheter Human Necessities 4 Active
US9522253B2 Drainage or feeding catheter assembly Human Necessities 4 Active
US10864355B2 Perfusion catheters and related methods Human Necessities 3 Active
US11279510B2 System and method for freeze-drying and packaging Human Necessities 3 Active

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