David C. Brabb
12Patents
4h-index
15Co-inventors
57Inventor score
Filing activity: Apr 16, 1998 → Jun 6, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6474450B1 | Mechanical sensor for a quick release hand brake | Performing Operations; Transporting | 20 | Expired |
| US6279696A | Suspension system for a truck mounted brake assembly | Performing Operations; Transporting | 15 | Expired |
| US7497345B2 | Apparatus for railway freight car coupler knuckle | Performing Operations; Transporting | 6 | Active |
| US6298749A | Jointed hand brake release handle | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7011190B2 | Hand brake assembly for an ankle motion III truck bogie | Emerging Cross-Sectional Technologies | 3 | Expired |
| US8839915B2 | Railway freight car hand brake sensor | Performing Operations; Transporting | 2 | Active |
| US7562781B2 | Automatic cut lever apparatus | Performing Operations; Transporting | 2 | Active |
| US9187066B2 | Electrically driven set and release hand brake for rail cars | Performing Operations; Transporting | 1 | Active |
| US6540049B1 | Gradual release mechanism for a railway car hand brake | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7624687B2 | Truck apparatus for railway cars | Performing Operations; Transporting | 0 | Active |
| US11198454B2 | Torque box | Performing Operations; Transporting | 0 | Active |
| US6619452B1 | Housing for a hand brake mechanism | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.