Inventor · New Hope, MN, US

Jeffrey Welch

36Patents
22h-index
19Co-inventors
82Inventor score

Filing activity: Oct 4, 1994 → Jun 12, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6652556B1 Filter apparatus for ostium of left atrial appendage Human Necessities 786 Expired
US6652555B1 Barrier device for covering the ostium of left atrial appendage Human Necessities 529 Expired
US7011671B2 Cardiac implant device tether system and method Human Necessities 381 Expired
US6689150B1 Filter apparatus for ostium of left atrial appendage Human Necessities 331 Expired
US7399308B2 Vascular filter system Human Necessities 183 Expired
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
US8142413B2 Coaxial guide catheter for interventional cardiology procedures Human Necessities 153 Active
US7727189B2 Filter apparatus for ostium of left atrial appendage Human Necessities 151 Active
US5667499A Guide catheter unibody Human Necessities 151 Expired
USRE45760E1 Coaxial guide catheter for interventional cardiology procedures General 122 Active
US5531721A Multiple member intravascular guide catheter Human Necessities 121 Expired
USRE45380E1 Coaxial guide catheter for interventional cardiology procedures General 113 Active
USRE46116E1 Coaxial guide catheter for interventional cardiology procedures General 104 Active
US8685055B2 Filter apparatus for ostium of left atrial appendage Human Necessities 87 Active
US7229463B2 Vascular filter system for cardiopulmonary bypass Human Necessities 79 Expired
US9883936B2 Atrial appendage blood filtration systems Human Necessities 37 Active
US8197527B2 Expandable implant devices for filtering blood flow from atrial appendages Human Necessities 35 Active
US9132000B2 Filter apparatus for ostium of left atrial appendage Human Necessities 35 Active
US8647361B2 Expandable implant devices for filtering blood flow from atrial appendages Human Necessities 34 Active
US7229462B2 Vascular filter system for carotid endarterectomy Human Necessities 25 Expired
USRE47379E1 Coaxial guide catheter for interventional cardiology procedures General 19 Active
US9161830B2 Expandable implant devices for filtering blood flow from atrial appendages Human Necessities 14 Active
US5894978A Flexible material cutter Emerging Cross-Sectional Technologies 13 Expired

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