Hearing Enhancement Group
9Patents
2Active
9Granted
34Portfolio score
Filing activity: May 26, 2000 → Apr 28, 2008 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6311155A | Use of voice-to-remaining audio (VRA) in consumer applications | Electricity | 201 | Expired |
| US6351733B1 | Method and apparatus for accommodating primary content audio and secondary content remaining audio capability in the digital audio production process | Electricity | 117 | Expired |
| US6650755B2 | Voice-to-remaining audio (VRA) interactive center channel downmix | Electricity | 101 | Expired |
| US6442278B1 | Voice-to-remaining audio (VRA) interactive center channel downmix | Electricity | 97 | Expired |
| US6985594B1 | Voice-to-remaining audio (VRA) interactive hearing aid and auxiliary equipment | Physics | 74 | Expired |
| US6772127B2 | Method and apparatus for accommodating primary content audio and secondary content remaining audio capability in the digital audio production process | Electricity | 33 | Expired |
| US6912501B2 | Use of voice-to-remaining audio (VRA) in consumer applications | Electricity | 19 | Expired |
| US7903833B2 | Headworn listening device and method | Electricity | 15 | Active |
| US8270658B2 | Position sensing apparatus and method for active headworn device | Electricity | 7 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.