Patent assignee · US · COMPANY

4Tech Inc.

30Patents
30Active
30Granted
53Portfolio score

Filing activity: Jan 22, 2010 → Oct 12, 2022 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US8475525B2 Tricuspid valve repair using tension Human Necessities 166 Active
US9241702B2 Method and apparatus for tricuspid valve repair using tension Human Necessities 126 Active
US9907547B2 Off-center tissue anchors Human Necessities 110 Active
US9801720B2 Cardiac tissue cinching Human Necessities 107 Active
US8961596B2 Method and apparatus for tricuspid valve repair using tension Human Necessities 60 Active
US8961594B2 Heart valve repair system Human Necessities 57 Active
US9307980B2 Tricuspid valve repair using tension Human Necessities 29 Active
US10206673B2 Suture-securing for cardiac valve repair Human Necessities 21 Active
US9907681B2 Stent with tether interface Human Necessities 18 Active
US10039643B2 Multiple anchoring-point tension system Human Necessities 15 Active
US10022114B2 Percutaneous tether locking Human Necessities 14 Active
US10052095B2 Multiple anchoring-point tension system Human Necessities 14 Active
US10238491B2 Tricuspid valve repair using tension Human Necessities 12 Active
US11116497B2 Suture-securing device Human Necessities 4 Active
US10441267B2 Tissue anchors with hemostasis seal Human Necessities 4 Active
US11006946B2 Tissue anchors with hemostasis seal Human Necessities 2 Active
US10588618B2 Tissue anchors with hemostasis seal Human Necessities 2 Active
US10405978B2 Tricuspid valve repair using tension Human Necessities 2 Active
US10682229B2 Post-implantation tensioning in cardiac implants Human Necessities 1 Active
US11559400B2 Tricuspid valve repair using tension Human Necessities 1 Active
US10660755B2 Cardiac tissue cinching Human Necessities 1 Active
US11337686B2 Off-center tissue anchors Human Necessities 0 Active
US11389152B2 Off-center tissue anchors with tension members Human Necessities 0 Active
US12226093B2 Off-center tissue anchors Human Necessities 0 Active
US11484303B2 Off-center tissue anchors Human Necessities 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.