Stephen Ritland
34Patents
17h-index
2Co-inventors
71Inventor score
Filing activity: Jul 2, 2001 → Nov 23, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6929606B2 | Retractor and method for spinal pedicle screw placement | Human Necessities | 527 | Expired |
| US6966910B2 | Dynamic fixation device and method of use | Human Necessities | 494 | Expired |
| US6951538B2 | Retractor and method for spinal pedicle screw placement | Human Necessities | 360 | Expired |
| US6991632B2 | Adjustable rod and connector device and method of use | Emerging Cross-Sectional Technologies | 266 | Expired |
| US7207992B2 | Connection rod for screw or hook polyaxial system and method of use | Human Necessities | 254 | Expired |
| US6736816B2 | Polyaxial connection device and method | Human Necessities | 196 | Expired |
| US7214186B2 | Method and device for retractor for microsurgical intermuscular lumbar arthrodesis | Human Necessities | 162 | Expired |
| US7166073B2 | Method and device for microsurgical intermuscular spinal surgery | Human Necessities | 149 | Expired |
| US7959564B2 | Pedicle seeker and retractor, and methods of use | Human Necessities | 137 | Active |
| US6692434B2 | Method and device for retractor for microsurgical intermuscular lumbar arthrodesis | Human Necessities | 126 | Expired |
| US7695498B2 | Connection rod for screw or hook polyaxial system and method of use | Human Necessities | 95 | Active |
| US7682375B2 | Dynamic fixation device and method of use | Human Necessities | 80 | Expired |
| US7455639B2 | Opposing parallel bladed retractor and method of use | Human Necessities | 79 | Active |
| US9907670B2 | Unitarily formed expandable spinal implant and method of manufacturing and implanting same | Emerging Cross-Sectional Technologies | 64 | Active |
| US8021399B2 | Rod extension for extending fusion construct | Human Necessities | 54 | Active |
| US7753910B2 | Surgical image tracker mounting base apparatus and method of use | Human Necessities | 21 | Expired |
| US10195524B2 | Unitarily formed expandable spinal implant and method of manufacturing and implanting same | Emerging Cross-Sectional Technologies | 18 | Active |
| US8845694B2 | Rod extension for extending fusion construct | Human Necessities | 11 | Active |
| US10850193B2 | Unitarily formed expandable spinal implant and method of manufacturing and implanting same | Emerging Cross-Sectional Technologies | 11 | Active |
| US7655025B2 | Adjustable rod and connector device and method of use | Emerging Cross-Sectional Technologies | 9 | Active |
| US7763047B2 | Pedicle screw connector apparatus and method | Human Necessities | 8 | Expired |
| US7753939B2 | Polyaxial connection device and method | Human Necessities | 6 | Active |
| US8690922B2 | Dynamic fixation device and method of use | Human Necessities | 6 | Active |
| US8486111B2 | Dynamic fixation device and method of use | Human Necessities | 6 | Active |
| US8262571B2 | Intermuscular guide for retractor insertion and method of use | Human Necessities | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.