Inventor · Downingtown, PA, US

John E. Nash

172Patents
71h-index
49Co-inventors
90Inventor score

Filing activity: Aug 12, 1974 → Dec 19, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US7674253B2 Catheter for conducting a procedure within a lumen, duct or organ of a living being Human Necessities 1,460 Active
US5242456A Apparatus and methods for clamping tissue and reflecting the same Human Necessities 1,306 Expired
US5021059A Plug device with pulley for sealing punctures in tissue and methods of use Human Necessities 1,108 Expired
US5545178A System for closing a percutaneous puncture formed by a trocar to prevent tissue at the puncture from herniating Human Necessities 1,017 Expired
US5531759A System for closing a percutaneous puncture formed by a trocar to prevent tissue at the puncture from herniating Human Necessities 851 Expired
US5282827A Hemostatic puncture closure system and method of use Emerging Cross-Sectional Technologies 794 Expired
US5222974A Hemostatic puncture closure system and method of use Human Necessities 757 Expired
US5411520A Hemostatic vessel puncture closure system utilizing a plug located within the puncture tract spaced from the vessel, and method of use Emerging Cross-Sectional Technologies 736 Expired
US5192302A Plug devices for sealing punctures and methods of use Human Necessities 578 Expired
US4753221A Blood pumping catheter and method of use Emerging Cross-Sectional Technologies 529 Expired
US5662681A Self locking closure for sealing percutaneous punctures Human Necessities 520 Expired
US4686982A Spiral wire bearing for rotating wire drive catheter Human Necessities 517 Expired
US5676689A Hemostatic puncture closure system including vessel location device and method of use Emerging Cross-Sectional Technologies 506 Expired
US5441517A Hemostatic puncture closure system and method of use Emerging Cross-Sectional Technologies 489 Expired
US4919647A Aortically located blood pumping catheter and method of use Emerging Cross-Sectional Technologies 483 Expired
US4747821A Catheter with high speed moving working head Human Necessities 463 Expired
US5312435A Fail predictable, reinforced anchor for hemostatic puncture closure Human Necessities 462 Expired
US5728114A Apparatus and methods of use for preventing blood seepage at a percutaneous puncture site Human Necessities 422 Expired
US6080170A System and method of use for revascularizing stenotic bypass grafts and other occluded blood vessels Human Necessities 407 Expired
US5306254A Vessel position locating device and method of use Human Necessities 400 Expired
US5935147A Hemostatic puncture closure system and method of use Emerging Cross-Sectional Technologies 380 Expired
US6007563A Method of deploying percutaneous puncture closure Emerging Cross-Sectional Technologies 369 Expired
US5980548A Transmyocardial revascularization system Human Necessities 356 Expired
US4749376A Reciprocating working head catheter Human Necessities 355 Expired
US5681334A Apparatus and methods of use for preventing blood seepage at a percutaneous puncture site Human Necessities 342 Expired

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