David A. Brookfield
8Patents
6h-index
1Co-inventors
53Inventor score
Filing activity: Jun 21, 1978 → Apr 13, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5531102A | Viscometer usable in situ in large reactor vessels | Performing Operations; Transporting | 48 | Expired |
| US4175425A | Viscometer | Physics | 38 | Expired |
| US5167143A | Rheometer System | Physics | 26 | Expired |
| US5503003A | Portable viscometer | Physics | 23 | Expired |
| US5535619A | Pressurized viscometer | Physics | 16 | Expired |
| US4448061A | Viscometer with a continuously variable electronic readout | Physics | 15 | Expired |
| US9243882B2 | Low friction rheometer | Physics | 5 | Active |
| US6539779B2 | Support system with radially rigid wire suspension | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.