John Crooks
6Patents
5h-index
6Co-inventors
52Inventor score
Filing activity: Apr 13, 2001 → Jan 8, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7287711B2 | Adjustable arc rotor-type sprinkler with selectable uni-directional full circle nozzle rotation | Performing Operations; Transporting | 57 | Expired |
| US7861948B1 | Adjustable arc rotor-type sprinkler with selectable uni-directional full circle nozzle rotation | Performing Operations; Transporting | 54 | Active |
| US6673306B2 | Refractory lining for metallurgical vessel | Mechanical Engineering; Lighting; Heating | 12 | Expired |
| US8313043B1 | Friction clutch for rotor-type sprinkler | Performing Operations; Transporting | 12 | Active |
| US6787098B2 | Refractory lining for metallurgical vessel | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| USD796758S1 | Brush for pool cleaner | General | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.