Donald Chaffee
6Patents
4h-index
9Co-inventors
50Inventor score
Filing activity: May 2, 1989 → Mar 2, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4943980A | Multi-carrier high speed modem | Electricity | 81 | Expired |
| US5117418A | Frequency domain adaptive echo canceller for full-duplex data transmission | Electricity | 36 | Expired |
| US6035696A | Scan assembly and method for calibrating the width of an input pulse to an ultrasonic transducer of the scan assembly | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5641909A | Scan assembly structure | Physics | 7 | Expired |
| US10677758B2 | System and method for detecting multiple fragments in a target missile | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10571223B2 | System and method for detecting hit locations using the time domain | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.