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Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.

Derek W. Erdmann — 1 Patent in 2025

SOSonos: 1 patents #108 of 221Top 50%

Duvall, WA: #11 of 44 inventorsTop 25%

Washington: #2,749 of 9,973 inventorsTop 30%

Overall (2025): #406,489 of 469,880Top 90%

1 Patents 2025

Issued Patents 2025

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
12279008	Audio encryption in a media playback system	Won So, Ted Lin	2025-04-15