Inventor · Woodinville, WA, US

Christopher Ralph

33Patents
12h-index
37Co-inventors
81Inventor score

Filing activity: Apr 24, 1998 → Dec 13, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7153306B2 Systems and methods for reducing fractured bone using a fracture reduction cannula Human Necessities 278 Expired
US7674293B2 Crossbar spinal prosthesis having a modular design and related implantation methods Human Necessities 106 Active
US5931841A Combination broacher-reamer for use in orthopaedic surgery Emerging Cross-Sectional Technologies 69 Expired
US7927339B2 Systems and methods for reducing fractured bone using a fracture reduction cannula with a side discharge port Human Necessities 34 Active
US9504502B2 Crossbar spinal prosthesis having a modular design and related implantation methods Human Necessities 32 Active
US9393052B2 Minimally invasive spine restoration systems, devices, methods and kits Human Necessities 31 Active
US8221461B2 Crossbar spinal prosthesis having a modular design and systems for treating spinal pathologies Human Necessities 23 Active
US8496686B2 Minimally invasive spine restoration systems, devices, methods and kits Human Necessities 21 Active
US8092480B2 Platform cannula for guiding the expansion of expandable bodies and method of use Human Necessities 20 Expired
US8425557B2 Crossbar spinal prosthesis having a modular design and related implantation methods Human Necessities 18 Active
US10010426B2 Crossbar spinal prosthesis having a modular design and systems for treating spinal pathologies Human Necessities 18 Active
US10052135B2 Minimally invasive spine restoration systems, devices, methods and kits Human Necessities 17 Active
US7815649B2 Insertion devices and method of use Human Necessities 12 Active
US8454620B2 Systems and methods for reducing fractured bone using a fracture reduction cannula with a side discharge port Human Necessities 11 Active
US8702755B2 Angled washer polyaxial connection for dynamic spine prosthesis Human Necessities 6 Active
US10945714B2 Needle device with activation force limiter Human Necessities 2 Active
US11564655B2 Real-time sampling device Human Necessities 1 Active
US8496687B2 Crossbar spinal prosthesis having a modular design and related implantation methods Human Necessities 1 Active
US11167095B2 Variable pitch flexible needle Human Necessities 1 Active
US12310566B2 Real-time sampling system Human Necessities 0 Active
US10842534B2 Minimally invasive spine restoration systems, devices, methods and kits Human Necessities 0 Active
US12096915B2 Sheath location indicator and overextension preventer Human Necessities 0 Active
US12064098B2 Needle device with activation force limiter Human Necessities 0 Active
US10893949B2 Crossbar spinal prosthesis having a modular design and systems for treating spinal pathologies Human Necessities 0 Active
US11883003B2 Compliant, atraumatic sheath tips Human Necessities 0 Active

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