Digisonix LLC
Records under this name other than patents Digisonix LLC holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,106,866 | Active noise cancellation stability solution Formerly held Term ended Term ended Sep 12, 2023 · From the USPTO record | Term ended | Term ended Sep 12, 2023 | From the USPTO record |
| US 6,594,368 | DVE system with dynamic range processing Term ended Term ended Feb 23, 2021 · From the USPTO record | Term ended | Term ended Feb 23, 2021 | From the USPTO record |
| US 6,549,629 | DVE system with normalized selection Term ended Term ended Feb 21, 2021 · From the USPTO record | Term ended | Term ended Feb 21, 2021 | From the USPTO record |
| US 6,295,364 | Simplified communication system Term ended Term ended Mar 30, 2018 · From the USPTO record | Term ended | Term ended Mar 30, 2018 | From the USPTO record |
| US 6,505,057 | Integrated vehicle voice enhancement system and hands-free cellular telephone system Term ended Term ended Jan 23, 2018 · From the USPTO record | Term ended | Term ended Jan 23, 2018 | From the USPTO record |
| US 6,094,601 | Adaptive control system with efficiently constrained adaptation Term ended Term ended Oct 1, 2017 · From the USPTO record | Term ended | Term ended Oct 1, 2017 | From the USPTO record |
| US 6,496,581 | Coupled acoustic echo cancellation system Term ended Term ended Sep 11, 2017 · From the USPTO record | Term ended | Term ended Sep 11, 2017 | From the USPTO record |
| US 6,295,363 | Adaptive passive acoustic attenuation system Term ended Term ended Mar 20, 2017 · From the USPTO record | Term ended | Term ended Mar 20, 2017 | From the USPTO record |
| US 6,665,411 | DVE system with instability detection Lapsed on the fee record Ended Dec 16, 2007 · From the USPTO record | Lapsed on the fee record | Ended Dec 16, 2007 | From the USPTO record |
| US 5,386,477 | Active acoustic control system matching model reference Term ended Term ended no later than Jan 31, 2015 · Low confidence | Term ended | Term ended no later than Jan 31, 2015 | Low confidence |