John Conrad
6Patents
3h-index
11Co-inventors
54Inventor score
Filing activity: Apr 15, 1977 → Jun 30, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6098773A | Friction clutch having protective internal shield | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US6827193B2 | Adjustable friction torque device | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US4121612A | Brake means for a center pivot irrigation system | Human Necessities | 4 | Expired |
| US6450315B1 | Spring ferrule for friction clutch with automatic adjustment feature | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6478130B2 | Clutch friction button | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US6874608B2 | Clutch internal shielding device | Mechanical Engineering; Lighting; Heating | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.