Distributing Audio Content in a Media Playback System
US-2026075282-A1 · Mar 12, 2026 · US
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Erdmann Derek W patents
Erdmann Derek W is listed as an inventor on 5 patents in our database. Major assignees and classification codes are summarized below.
| Metric | Value |
|---|---|
| Inventor | Erdmann Derek W |
| Total patents | 5 |
| First publication | Mar 31, 2022 |
| Latest publication | Mar 12, 2026 |
Notable patents
Publications ranked by popularity score, then publication date.
Intelligent setup for playback devices
US-12549945-B2 · Feb 10, 2026 · US
Audio encryption in a media playback system
US-12279008-B2 · Apr 15, 2025 · US
Audio Encryption in a Media Playback System
US-2022358187-A1 · Nov 10, 2022 · US
Intelligent Setup for Playback Devices
US-2022104015-A1 · Mar 31, 2022 · US
Recent patents
Latest publications not already listed above.
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Major assignees
Companies most often associated with this inventor's publications.
| Assignee | Patents |
|---|---|
| Sonos Inc | 5 |
Top CPC classifications
Most common classification codes across this inventor's patents.
| CPC | Patents |
|---|---|
| H04N21/8106 | 5 |
| G06F21/107 | 3 |
| H04W84/12 | 3 |
| H04W24/08 | 3 |
| G10L19/173 | 3 |