Apogee Electronics Corporation
5Patents
3Active
5Granted
37Portfolio score
Filing activity: Oct 3, 1991 → Oct 4, 2020 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD630193S1 | Electronic device | General | 30 | Expired |
| USD718282S1 | Electronic device | General | 16 | Active |
| US5241285A | Phase locked loop reference slaving circuit | Emerging Cross-Sectional Technologies | 9 | Expired |
| US10838683B2 | Digitally controlled microphone with audio compressor | Electricity | 1 | Active |
| US11720316B2 | Digitally controlled microphone with audio compressor | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.