John B. Heckel
5Patents
3h-index
8Co-inventors
46Inventor score
Filing activity: Aug 25, 1999 → Aug 2, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8579065B2 | Mower with four wheel steering and hydraulic four wheel drive | Human Necessities | 15 | Active |
| US6321882A | External manual brake release | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US6544018B2 | Hydraulic motor having multiple speed ratio capability | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US6679691B1 | Anti cavitation system for two-speed motors | Mechanical Engineering; Lighting; Heating | 3 | Expired |
| US12157443B2 | Auxiliary brake system for outdoor grounds maintenance vehicles having hydrostatic traction drive systems | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.