Frieder Heintz
9Patents
7h-index
21Co-inventors
59Inventor score
Filing activity: Aug 13, 1975 → Oct 22, 1993
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5485381A | Navigation system for land vehicles | Performing Operations; Transporting | 45 | Expired |
| US5184123A | Method of and arrangement for representing travel guiding information | Physics | 42 | Expired |
| US4371934A | Vehicle trip computer | Emerging Cross-Sectional Technologies | 36 | Expired |
| US4164263A | Vibration rejecting impact sensor, particularly to trigger a vehicular collision safety system | Performing Operations; Transporting | 21 | Expired |
| US4095179A | Locating system to determine the position of movable bodies with respect to a reference | Electricity | 13 | Expired |
| US4408589A | Process and apparatus for operating an internal combustion engine | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4217512A | Apparatus for generating a pulse when a first member passes a second member using permanent magnets with different strengths | Electricity | 8 | Expired |
| US4174638A | Pressure pickup for measuring the pressure in the intake manifold of an internal combustion engine | Physics | 7 | Expired |
| US4087804A | Information display device | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.