Inventor · Palo Alto, CA, US

Philip C. Evard

54Patents
39h-index
40Co-inventors
88Inventor score

Filing activity: Sep 6, 1988 → Feb 22, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6190353A Methods and apparatus for bypassing arterial obstructions and/or performing other transvascular procedures Human Necessities 1,653 Expired
US5584803A System for cardiac procedures Human Necessities 923 Expired
US6685648B2 Systems and methods for delivering drugs to selected locations within the body Human Necessities 885 Expired
US6283951A Systems and methods for delivering drugs to selected locations within the body Human Necessities 839 Expired
US6544230B1 Catheters, systems and methods for percutaneous in situ arterio-venous bypass Human Necessities 713 Expired
US6302875A Catheters and related devices for forming passageways between blood vessels or other anatomical structures Human Necessities 688 Expired
US5536251A Thoracoscopic devices and methods for arresting the heart Emerging Cross-Sectional Technologies 681 Expired
US6616675B1 Methods and apparatus for connecting openings formed in adjacent blood vessels or other anatomical structures Human Necessities 606 Expired
US6375615B1 Tissue penetrating catheters having integral imaging transducers and their methods of use Human Necessities 600 Expired
US5916193A Endovascular cardiac venting catheter and method Human Necessities 497 Expired
US6638293B1 Methods and apparatus for blocking flow through blood vessels Human Necessities 468 Expired
US5558644A Retrograde delivery catheter and method for inducing cardioplegic arrest Human Necessities 432 Expired
US7134438B2 Methods and apparatus for bypassing arterial obstructions and/or performing other transvascular procedures Human Necessities 391 Expired
US6660024B1 Tissue penetrating catheters having integral imaging transducers and their methods of use Human Necessities 374 Expired
US6655386B1 Transluminal method for bypassing arterial obstructions Human Necessities 372 Expired
US5425705A Thoracoscopic devices and methods for arresting the heart Emerging Cross-Sectional Technologies 329 Expired
US5913842A Retrograde delivery catheter and method for inducing cardioplegic arrest Human Necessities 270 Expired
US5176661A Composite vascular catheter Human Necessities 265 Expired
US5885238A System for cardiac procedures Human Necessities 233 Expired
US4981478A Composite vascular catheter Human Necessities 231 Expired
US5792094A Method of delivering cardioplegic fluid to a patient's heart Human Necessities 215 Expired
US5695457A Cardioplegia catheter system Human Necessities 169 Expired
US7059330B1 Methods and apparatus for bypassing arterial obstructions and/or performing other transvascular procedures Human Necessities 168 Expired
US7670329B2 Systems and methods for delivering drugs to selected locations within the body Human Necessities 161 Active
US7303571B2 Methods and apparatus for blocking flow through blood vessels Human Necessities 155 Expired

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