Inventor · Uppsala, SE

Dan Akerfeldt

52Patents
32h-index
26Co-inventors
88Inventor score

Filing activity: Mar 20, 1987 → Jan 26, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6860895B1 Tool, a sealing device, a system and a method for closing a wound Human Necessities 549 Expired
US6508828B1 Sealing device and wound closure device Human Necessities 539 Expired
US6425911B1 Positioning device and incision closure device Human Necessities 302 Expired
US5423824A Method of accessing hard tissue Human Necessities 271 Expired
US6712837B2 Guiding tool for wound closure element Human Necessities 235 Expired
US6596012B2 Intra-arterial occluder Human Necessities 225 Expired
US6786915B2 Reinforced absorbable medical sealing device Human Necessities 204 Expired
US5280427A Puncture guide for computer tomography Human Necessities 172 Expired
US6682489B2 Technique to confirm correct positioning of arterial wall sealing device Human Necessities 151 Expired
US4944308A Tissue sampling device Human Necessities 125 Expired
US6428336B1 Female connector Emerging Cross-Sectional Technologies 119 Expired
US5810826A Puncture instrument Human Necessities 111 Expired
USRE35648E Sensor guide construction and use thereof General 111 Expired
US6196980A Male connector with a continuous surface for a guide wire, and method therefor Electricity 110 Expired
US5125058A Fiber optic connection and method of measuring intravascular pressure using same Physics 104 Expired
US5307811A Femoral compression device Human Necessities 99 Expired
US4953558A Tissue sampling device Human Necessities 98 Expired
US6939363B2 Closure device Human Necessities 96 Expired
US5938624A Male connector with a continous surface for a guide wire and method therefor Electricity 95 Expired
US6929655B2 Tamping mechanism Human Necessities 86 Expired
US7044916B2 Technique to confirm correct positioning of arterial wall sealing device Human Necessities 85 Expired
US6663653B2 Adjustable radial artery compressor Human Necessities 73 Expired
US8652166B2 Insertion tool for a medical closure device Human Necessities 67 Active
US6090052A Guide wire having a male connector Electricity 67 Expired
US7285097B2 Technique to confirm correct positioning with respect to arterial wall Human Necessities 65 Expired

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