Ned E. Dammeyer
21Patents
12h-index
25Co-inventors
81Inventor score
Filing activity: Sep 27, 1976 → Feb 26, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5586620A | Remote viewing apparatus for fork lift trucks | Performing Operations; Transporting | 82 | Expired |
| US5044472A | Dual operator position for material handling vehicle | Performing Operations; Transporting | 60 | Expired |
| US5738187A | Fork level indicator for lift trucks | Performing Operations; Transporting | 53 | Expired |
| US5890086A | Removable programmable cartridge for a lift truck control system | Physics | 46 | Expired |
| USRE37215E | Fork level indicator for lift trucks | General | 45 | Expired |
| US5057728A | Three step electric brake | Mechanical Engineering; Lighting; Heating | 42 | Expired |
| US5687081A | Lift truck control system | Physics | 41 | Expired |
| US4265337A | Fork lift truck speed control dependent upon fork elevation | Performing Operations; Transporting | 33 | Expired |
| US6009357A | Method and apparatus for monitoring the proper operation of a control system for materials handling vehicles | Physics | 32 | Expired |
| US6241047A | Personnel carrying vehicle | Performing Operations; Transporting | 30 | Expired |
| US5343145A | Method and apparatus for monitoring the proper operation of a hall effect device used in detecting buried magnets in a control system for materials handling vehicles | Physics | 29 | Expired |
| US5011363A | Extend and retract control for fork lifts | Emerging Cross-Sectional Technologies | 27 | Expired |
| US4072886A | Apparatus for remote control of antenna rotators | Physics | 11 | Expired |
| US6564897B2 | Synchronized/variable force feedback power steering | Performing Operations; Transporting | 11 | Expired |
| US5103226A | Height sensor for turret stockpicker | Electricity | 7 | Expired |
| US4280205A | Ultrasonic fork height measuring apparatus | Performing Operations; Transporting | 6 | Expired |
| US5008604A | Dynamic clipper for use in a vehicle guidance system | Physics | 5 | Expired |
| US4982189A | Encoder with wide index | Physics | 5 | Expired |
| US5509509A | Proportional control of a permanent magnet brake | Performing Operations; Transporting | 5 | Expired |
| US5205620A | Two force levels of mechanical braking for materials handling vehicles | Performing Operations; Transporting | 4 | Expired |
| US4276622A | Ultrasonic distance measuring circuit | Physics | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.