Robert D. Fraser
21Patents
15h-index
17Co-inventors
78Inventor score
Filing activity: Nov 30, 1992 → Jul 15, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6478800B1 | Medical installation tool | Human Necessities | 622 | Expired |
| US6755841B2 | Medical installation tool | Human Necessities | 620 | Expired |
| US6432106B1 | Anterior lumbar interbody fusion cage with locking plate | Human Necessities | 614 | Expired |
| US6592624B1 | Prosthetic implant element | Human Necessities | 480 | Expired |
| US6139579A | Spinal disc | Human Necessities | 323 | Expired |
| US6348071B1 | Spinal disc | Human Necessities | 299 | Expired |
| US7112222B2 | Anterior lumbar interbody fusion cage with locking plate | Human Necessities | 251 | Expired |
| US7060097B2 | Method and apparatus for implant stability | Human Necessities | 250 | Expired |
| US6723097B2 | Surgical trial implant | Human Necessities | 201 | Expired |
| US7819903B2 | Spinal fixation plate | Human Necessities | 108 | Active |
| US6464634B1 | Surgical retractor system | Human Necessities | 104 | Expired |
| US5965850A | Non-electronic hearing aid | Human Necessities | 34 | Expired |
| US5338617A | Radio frequency absorbing shield and method | Emerging Cross-Sectional Technologies | 21 | Expired |
| US7462196B2 | Method and apparatus for implant stability | Human Necessities | 20 | Active |
| USRE43317E1 | Medical installation tool | General | 18 | Expired |
| US9320549B2 | Spinal fixation plates | Human Necessities | 15 | Active |
| US8591588B2 | Spinal fixation plate | Human Necessities | 11 | Active |
| US9039775B2 | Spinal fixation plates | Human Necessities | 9 | Active |
| USRE44835E1 | Medical installation tool | General | 4 | Active |
| USRE45639E1 | Medical installation tool | General | 2 | Active |
| USRE46410E1 | Medical installation tool | General | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.