Robert Graham
5Patents
4h-index
9Co-inventors
46Inventor score
Filing activity: May 29, 1986 → Mar 16, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6607042B2 | Method of dynamically controlling bottom hole circulation pressure in a wellbore | Fixed Constructions | 98 | Expired |
| US7407019B2 | Method of dynamically controlling open hole pressure in a wellbore using wellhead pressure control | Fixed Constructions | 24 | Expired |
| US4893049A | Lithium niobate explosion monitor | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4783382A | Shock-activated electrochemical power supplies | Electricity | 4 | Expired |
| US5842525A | Burning pan fire extinguisher | Human Necessities | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.