William E. Engeler
79Patents
25h-index
29Co-inventors
88Inventor score
Filing activity: Feb 12, 1973 → Dec 11, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4265126A | Measurement of true blood velocity by an ultrasound system | Physics | 117 | Expired |
| US4896287A | Cordic complex multiplier | Physics | 82 | Expired |
| US5572219A | Method and apparatus for remotely calibrating a phased array system used for satellite communication | Electricity | 68 | Expired |
| US4139783A | Single phase signal processing system utilizing charge transfer devices | Electricity | 62 | Expired |
| US4983970A | Method and apparatus for digital phased array imaging | Physics | 62 | Expired |
| US4155259A | Ultrasonic imaging system | Physics | 59 | Expired |
| US4890268A | Two-dimensional phased array of ultrasonic transducers | Performing Operations; Transporting | 59 | Expired |
| US4839652A | Method and apparatus for high speed digital phased array coherent imaging system | Electricity | 52 | Expired |
| US5167008A | Digital circuitry for approximating sigmoidal response in a neural network layer | Physics | 47 | Expired |
| US5600675A | Ultrasonic imager having improved bandwidth | Physics | 47 | Expired |
| US4154113A | Ultrasonic imaging system | Physics | 44 | Expired |
| US4937775A | Apparatus for the cross-correlation of a pair of complex sampled signals | Physics | 39 | Expired |
| US4217909A | Directional detection of blood velocities in an ultrasound system | Physics | 39 | Expired |
| US4182173A | Duplex ultrasonic imaging system with repetitive excitation of common transducer in doppler modality | Physics | 38 | Expired |
| US4533936A | System for encoding and decoding video signals | Electricity | 36 | Expired |
| US4155258A | Ultrasonic imaging system | Physics | 36 | Expired |
| US5345939A | Ultrasound imaging system with dynamic window function | Physics | 32 | Expired |
| US5111695A | Dynamic phase focus for coherent imaging beam formation | Physics | 32 | Expired |
| US4155260A | Ultrasonic imaging system | Physics | 31 | Expired |
| US5677696A | Method and apparatus for remotely calibrating a phased array system used for satellite communication using a unitary transform encoder | Electricity | 30 | Expired |
| US5477859A | Ultrasound imaging system having spatial filtering preprocessor | Physics | 27 | Expired |
| US4484087A | CMOS latch cell including five transistors, and static flip-flops employing the cell | Electricity | 27 | Expired |
| US5117238A | Superresolution beamformer for large order phased array system | Electricity | 27 | Expired |
| US4011442A | Apparatus for sensing optical signals | Electricity | 26 | Expired |
| US5488588A | Ultrasonic imager having wide-bandwidth dynamic focusing | Physics | 25 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.