PHL AUDIO
🏢 View company profile →6Patents
4Active
6Granted
35Portfolio score
Filing activity: Jun 6, 1996 → Jan 14, 2011 · 3 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5875252A | Loudspeaker for high frequencies | Electricity | 11 | Expired |
| USD644634S1 | Casing for loudspeakers | General | 8 | Expired |
| US9084056B2 | Coaxial speaker system having a compression chamber with a horn | Electricity | 7 | Active |
| US9232301B2 | Coaxial speaker system having a compression chamber | Electricity | 3 | Active |
| US8989429B2 | Electrodynamic transducer having a dome and a buoyant hanging part | Electricity | 1 | Active |
| US9042594B2 | Electrodynamic transducer having a dome and an inner hanging part | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.