Signal Sciences Corporation
9Patents
2Active
9Granted
32Portfolio score
Filing activity: May 31, 1974 → Feb 6, 2018
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5691978A | Self-cancelling full-duplex RF communication system | Electricity | 242 | Expired |
| US4888593A | Time difference of arrival geolocation method, etc. | Physics | 87 | Expired |
| US5640423A | Method for signal transmission using spectrally efficient orthogonal modulation | Electricity | 40 | Expired |
| US3970987A | Acoustical switch | Physics | 34 | Expired |
| US5285499A | Ultrasonic frequency expansion processor | Electricity | 19 | Expired |
| US5524124A | Multiple-filter equalizer for structured digitally modulated signals | Electricity | 15 | Expired |
| US5455846A | Detection of a digitally modulated signal using binary line enhancement | Electricity | 4 | Expired |
| US10728216B2 | Web application security architecture | Electricity | 2 | Active |
| US9942197B2 | Web application security architecture | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.