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

Heiko Purnhagen

DA Dolby International Ab: 28 patents #1 of 111Top 1%
DL Dolby Laboratories Licensing: 2 patents #52 of 241Top 25%
📍 Sundbyberg, CA: #1 of 2 inventorsTop 50%
Overall (2025): #822 of 469,880Top 1%
28
Patents 2025

Issued Patents 2025

Showing 26–28 of 28 patents

Patent #TitleCo-InventorsDate
12213004 Method and apparatus for audio decoding based on dequantization of quantized parameters Per Ekstrand 2025-01-28
12205602 Backward-compatible integration of high frequency reconstruction techniques for audio signals Kristofer Kjoerling, Lars Villemoes, Per Ekstrand 2025-01-21
12190895 Methods and devices for joint multichannel coding Kristofer Kjoerling, Harald Mundt 2025-01-07