Inventor · St. Louis Park, MN, US

Daniel Gregorich

62Patents
20h-index
60Co-inventors
87Inventor score

Filing activity: Aug 6, 2001 → Feb 22, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US7235093B2 Mechanism to improve stent securement Human Necessities 230 Expired
US8317855B2 Crimpable and expandable side branch cell Human Necessities 97 Active
US6911016B2 Guidewire extension system Human Necessities 89 Expired
US7540881B2 Bifurcation stent pattern Human Necessities 72 Active
US8206429B2 Adjustable bifurcation catheter incorporating electroactive polymer and methods of making and using the same Human Necessities 72 Active
US7131993B2 Varying circumferential spanned connectors in a stent Human Necessities 67 Expired
US8303570B2 Adjustable stiffness catheter Human Necessities 66 Active
US7777399B2 Medical balloon incorporating electroactive polymer and methods of making and using the same Emerging Cross-Sectional Technologies 60 Active
US7749264B2 Medical devices and methods of making the same Emerging Cross-Sectional Technologies 53 Active
US7686841B2 Rotating balloon expandable sheath bifurcation delivery system Human Necessities 49 Expired
US7998132B2 Adjustable stiffness catheter Human Necessities 46 Active
US7344560B2 Medical devices and methods of making the same Emerging Cross-Sectional Technologies 44 Expired
US7112216B2 Stent with tapered flexibility Human Necessities 37 Expired
US9649473B2 Adjustable stiffness catheter Human Necessities 33 Active
US7404823B2 Stent configurations Human Necessities 28 Active
US7722661B2 Stent Human Necessities 27 Active
US7922756B2 Stent Human Necessities 24 Active
US8814848B2 Adjustable stiffness catheter Human Necessities 21 Active
US7479158B2 Stent with nested flexible connectors for flexibility and crimpability Human Necessities 20 Expired
US8439961B2 Stent retaining mechanisms Human Necessities 20 Active
US8900292B2 Coating for medical device having increased surface area Human Necessities 19 Active
US8298278B2 Bifurcated stent with improvement securement Human Necessities 17 Active
US7938855B2 Deformable underlayer for stent Human Necessities 16 Active
US8956403B2 Medical implant including a magnesium-based tie layer Human Necessities 16 Active
US8105373B2 Flexible stent with improved axial strength Human Necessities 15 Active

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