David C. Holmes
7Patents
5h-index
6Co-inventors
56Inventor score
Filing activity: Mar 31, 1988 → Dec 29, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5415661A | Implantable spinal assist device | Emerging Cross-Sectional Technologies | 1,145 | Expired |
| US4899761A | Apparatus and method for measuring spinal instability | Human Necessities | 166 | Expired |
| US7153281B2 | Apparatus and method for measuring instability of a motion segment unit of a spine | Human Necessities | 148 | Expired |
| US6493967B2 | Apparatus for attaching an accessory to an excavator | Emerging Cross-Sectional Technologies | 13 | Expired |
| US6990758B1 | Scraper and rake attachment for excavator bucket | Emerging Cross-Sectional Technologies | 9 | Expired |
| US12158952B2 | Distinguished nest-based access control | Physics | 0 | Active |
| US11568047B2 | Distinguished nest-based access control | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.