Peter Rapps
16Patents
9h-index
29Co-inventors
72Inventor score
Filing activity: Jun 18, 1981 → May 17, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4888699A | System of navigation for vehicles | Physics | 47 | Expired |
| US6318774A | Modular device to be inserted into a vehicle bumper | Physics | 30 | Expired |
| US8059490B2 | Ultrasonic sensor | Emerging Cross-Sectional Technologies | 24 | Active |
| US4731526A | Process for picking up navigation data | Physics | 21 | Expired |
| US5446332A | Ultrasonic transducer | Physics | 19 | Expired |
| US4552437A | Internal masking layer to prevent parallax in an electro-optical display or indicator unit | Emerging Cross-Sectional Technologies | 15 | Expired |
| US6374676B1 | Ultrasonic transducer | Physics | 12 | Expired |
| US6532193B1 | Ultrasound sensor | Physics | 11 | Expired |
| US4474058A | Air flow rate meter for an internal combustion engine | Physics | 10 | Expired |
| US4420971A | Device for flowthrough rate measurement in an internal combustion engine | Physics | 8 | Expired |
| US4541693A | Method of making color-neutral LCD indicators of low residual transmission | Physics | 7 | Expired |
| US6465935B1 | Ultrasonic transducer | Physics | 6 | Expired |
| US7570544B2 | Diaphragm cup for an ultrasonic transducer | Physics | 2 | Expired |
| US4437339A | Linearizing and control circuit for air flow rate meter | Mechanical Engineering; Lighting; Heating | 1 | Expired |
| US9994173B2 | Increasing the availability of ultrasound-based driver assistance systems in the event of undervoltage in the vehicle | Physics | 0 | Active |
| US9255991B2 | Method and device for acoustically sensing an area | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.