James E. Doolittle
6Patents
3h-index
4Co-inventors
39Inventor score
Filing activity: Jul 27, 2001 → Aug 19, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6729449B1 | Drum brake | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6374962B1 | Drum brake with dual-actuation | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6568513B1 | Drum brake | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US7011194B1 | Drum-in-hat torque limiter | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6684986B1 | Adjuster mechanism for a drum brake | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| USD469041S1 | Brake shoe | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.