Inventor · Philadelphia, PA, US

David Leff

35Patents
8h-index
58Co-inventors
70Inventor score

Filing activity: Mar 23, 2015 → Apr 14, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US10758367B2 Expandable fusion device and method of installation thereof Human Necessities 45 Active
US10478227B2 Orthopedic fixation devices and methods of installation thereof Human Necessities 24 Active
US10709573B2 Expandable fusion device and method of installation thereof Human Necessities 20 Active
US10869768B2 Expandable fusion device and method of installation thereof Human Necessities 19 Active
US9603635B2 Orthopedic fixation devices and methods of installation thereof Human Necessities 9 Active
US9980755B2 Revision connectors, systems, and methods thereof Human Necessities 9 Active
US10130395B2 Modular uniplanar pedicle screw assembly for use with a polyaxial bone fastener Human Necessities 9 Active
US10028771B2 Orthopedic derotation devices and methods of installation thereof Human Necessities 8 Active
US10702310B2 Modular uniplanar pedicle screw assembly for use with a polyaxial bone fastener Human Necessities 7 Active
US10687867B2 Orthopedic derotation devices and methods of installation thereof Human Necessities 4 Active
US9681899B2 Orthopedic derotation devices and methods of installation thereof Human Necessities 4 Active
US10136928B2 Rod link reducer Human Necessities 2 Active
US12262918B2 Orthopedic fixation devices and methods of installation thereof Human Necessities 2 Active
US11589902B2 Pol y axial screw and locking cap Human Necessities 2 Active
US10869699B2 Rod link reducer Human Necessities 1 Active
US11141286B2 Intervertebral spinal implant Human Necessities 1 Active
US11172961B2 Orthopedic fixation devices and methods of installation thereof Human Necessities 1 Active
US10736671B2 Rod link reducer Human Necessities 1 Active
US11602379B2 Orthopedic derotation devices and methods of installation thereof Human Necessities 1 Active
US11191573B1 Orthopedic fixation devices and methods thereof Human Necessities 1 Active
US10820929B2 Revision connectors, systems, and methods thereof Human Necessities 1 Active
US12402919B2 Orthopedic derotation devices and methods of installation thereof Human Necessities 0 Active
US11547455B2 Rod link reducer Human Necessities 0 Active
US11857222B1 Modular screw head assemblies Human Necessities 0 Active
US12383348B2 Navigated force sensing instruments Human Necessities 0 Active

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