Warner Music Group Corp - Company Profile
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View up-to-date information on Warner Music Group Corp patents, including inventor and filing insights.
Patent Trends
| Publication Identifier | Document Type | Title | Classification-CPC | Publication Date |
|---|---|---|---|---|
| US20090074213A1 | Application | Apparatus and method for down converting multichannel programs to dual channel programs using a smart coefficient generator | G11B20/00992; G11B20/10527; H04H20/89; H04H60/27; H04S3/00 | March 19, 2009 |
| US7454257B2 | Grant | Apparatus and method for down converting multichannel programs to dual channel programs using a smart coefficient generator | November 18, 2008 | |
| US7333863B1 | Grant | Recording and playback control system | February 19, 2008 | |
| US7206766B2 | Grant | Method and apparatus for distributing multimedia programs | G11B20/00007; G11B20/00086; G11B20/0013; G11B20/00202; G11B20/0021; G11B20/00521; G11B20/00746; G11B20/00753 | April 17, 2007 |
| US7203154B2 | Grant | Recording and playback of multi-channel digital audio having different resolutions for different channels | G11B20/00992; G11B20/10527; G11B2020/10546; G11B2020/10592; G11B2220/2562; G11B27/105 | April 10, 2007 |
Top Inventors by Filings (Count by publication)
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