Inventor · Santa Rosa, CA, US

William A. Berthiaume

39Patents
26h-index
54Co-inventors
88Inventor score

Filing activity: Mar 17, 1989 → Aug 29, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5591194A Telescoping balloon catheter and method of use Human Necessities 349 Expired
US5169386A Method and catheter for dilatation of the lacrimal system Human Necessities 322 Expired
US5846259A Telescoping catheter and method of use Human Necessities 280 Expired
US5021043A Method and catheter for dilatation of the lacrimal system Human Necessities 237 Expired
US9717421B2 Implantable medical device delivery catheter with tether Human Necessities 230 Active
US5161534A Tool for manipulating a medical guidewire Human Necessities 218 Expired
US4957110A Steerable guidewire having electrodes for measuring vessel cross-section and blood flow Human Necessities 189 Expired
US8504156B2 Holding members for implantable cardiac stimulation devices Human Necessities 177 Active
US9283382B2 Interventional medical systems, tools, and associated methods Human Necessities 120 Active
US9216293B2 Delivery system assemblies for implantable medical devices Human Necessities 119 Active
US5658309A Guidewire/inflation tube locking apparatus and method of use Human Necessities 106 Expired
US5184621A Steerable guidewire having electrodes for measuring vessel cross-section and blood flow Human Necessities 101 Expired
US6200305A Catheter having a variable length shaft segment and method of use Human Necessities 95 Expired
US6786918B1 Stent delivery system Emerging Cross-Sectional Technologies 93 Expired
US8926588B2 Steerable delivery catheter Human Necessities 72 Active
US9339197B2 Intravascular implantable medical device introduction Human Necessities 64 Active
US8721587B2 Delivery system assemblies and associated methods for implantable medical devices Human Necessities 63 Active
US9861815B2 Interventional medical systems, tools, and subassemblies Human Necessities 61 Active
US6053313A Catheter packaging system Human Necessities 59 Expired
US6110146A Protector for catheter balloon with guidewire backloading system Human Necessities 51 Expired
US8945145B2 Delivery system assemblies for implantable medical devices Human Necessities 40 Active
US5377690A Guidewire with round forming wire Human Necessities 37 Expired
US8002763B2 Catheter flushing mandrel Human Necessities 35 Active
US8945146B2 Delivery system assemblies and associated methods for implantable medical devices Human Necessities 35 Active
US5409470A Dilatation catheter and guidewire with threaded tip connection Human Necessities 32 Expired

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