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Stockholm, Sweden

Coding Technologies Ab

USPTO Granted Patents = 39

% Expired Patents = 5.1

CIPO Patents = 1

Forward Citations = 1,463

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39 inventors (with patents filed for the assignee):

Kristofer Kjörling (16 out of 49 patents)

Jonas Engdegard (14 out of 72 patents)

Lars Villemoes (13 out of 320 patents)

4. Heiko Purnhagen (12 out of 293 patents)

5. Fredrik Henn (12 out of 47 patents)

6. Lars Gustaf Liljeryd (11 out of 55 patents)

7. Per Ekstrand (10 out of 186 patents)

8. Jonas Roden (6 out of 12 patents)

9. Jeroen Dirk Breebaart (5 out of 15 patents)

10. Michael Schug (4 out of 47 patents)

11. Jonas Roeden (4 out of 30 patents)

12. Erik Gosuinus Petrus Schuijers (4 out of 62 patents)

13. Gerard Herman Hotho (4 out of 18 patents)

14. Erik Schuijers (4 out of 8 patents)

15. Kristofer Kjoerling (3 out of 208 patents)

Core Competencies:

Audio Channels

Parametric Stereo Coding

High Frequency Reconstruction

Binaural Decoder

Spatial Audio

Multi-Channel Coding

Adaptive Spectral Whitening

Spectral-Band Replication

Time Warped Coding

Complex-Exponential Modulated Filterbank

Stereo Balance Interpolation

Energy Dependent Quantization

39 patents: Sort by Forward Citations

1. 8793125 - Method and device for decorrelation and upmixing of audio channels (2014-07-29),

2. 8150042 - Method, device, encoder apparatus, decoder apparatus and audio system (2012-04-03),

3. 8144879 - Method, device, encoder apparatus, decoder apparatus and audio system (2012-03-27),

4. 8116460 - Efficient and scalable parametric stereo coding for low bitrate audio coding applications (2012-02-14),

5. 8112284 - Methods and apparatus for improving high frequency reconstruction of audio and speech signals (2012-02-07),

6. 8081763 - Efficient and scalable parametric stereo coding for low bitrate audio coding applications (2011-12-20),

7. 8073144 - Stereo balance interpolation (2011-12-06),

8. 8059826 - Efficient and scalable parametric stereo coding for low bitrate audio coding applications (2011-11-15),

9. 8054981 - Energy dependent quantization for efficient coding of spatial audio parameters (2011-11-08),

10. 8027479 - Binaural multi-channel decoder in the context of non-energy conserving upmix rules (2011-09-27),

11. 8019612 - Methods for improving high frequency reconstruction (2011-09-13),

12. 8019350 - Audio coding using de-correlated signals (2011-09-13),

13. 8014534 - Efficient and scalable parametric stereo coding for low bitrate audio coding applications (2011-09-06),

14. 7986789 - Method for representing multi-channel audio signals (2011-07-26),

15. 7983424 - Envelope shaping of decorrelated signals (2011-07-19),

Company Overview

Coding Technologies Ab, based in Stockholm, specializes in advanced audio coding solutions, focusing on the development of innovative technologies for efficient audio compression and transmission. The company is recognized for its contributions to the digital audio landscape, particularly in enhancing streaming and broadcasting quality. With a commitment to research and development, Coding Technologies Ab plays a significant role in shaping audio technology, catering to various industries that rely on high-fidelity sound delivery.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

39 Patents

#27 in Stockholm

#181 in Sweden

#17,428 in the World

Stockholm, Sweden

Coding Technologies Ab

Forward Citations = 1,463

39 inventors:

Kristofer Kjörling (16 out of 49 patents)

Jonas Engdegard (14 out of 72 patents)

Lars Villemoes (13 out of 320 patents)

4. Heiko Purnhagen (12 out of 293 patents)

5. Fredrik Henn (12 out of 47 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Coding Technologies Ab. Retrieved from https://idiyas.com/company/coding-technologies-ab

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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