HP

Heiko Purnhagen

DA Dolby International Ab: 267 patents #2 of 314Top 1%
DL Dolby Laboratories Licensing: 36 patents #48 of 815Top 6%
Fraunhofer: 18 patents #129 of 4,748Top 3%
Philips: 17 patents #152 of 7,731Top 2%
CA Coding Technologies Ab: 12 patents #5 of 33Top 20%
Koniniklijke Philips N.V.: 5 patents #1,464 of 7,486Top 20%
FE Friedrich-Alexander-Universität Erlangen-Nürnberg: 2 patents #34 of 311Top 15%
Robert Bosch Gmbh: 1 patents #10,465 of 19,740Top 55%
DL Dobly Laboratories Licensing: 1 patents #2 of 24Top 9%
AS Agere Systems: 1 patents #984 of 1,849Top 55%
📍 Sundbyberg, CA: #1 of 3 inventorsTop 35%
Overall (All Time): #1,425 of 4,157,543Top 1%
289
Patents All Time

Issued Patents All Time

Showing 276–289 of 289 patents

Patent #TitleCo-InventorsDate
8144879 Method, device, encoder apparatus, decoder apparatus and audio system Machiel Willem Van Loon, Dirk Jeroen Breebaart, Gerard Herman Hotho, Erik Gosuinus Petrus Schuijers, Karl Jonas Roeden 2012-03-27
8073685 Audio signal encoding or decoding Lars Villemoes, Per Elstrand, Erik Gosuinus Petrus Schuijers, Fransiscus Marinus Jozephus Bont 2011-12-06
8054981 Energy dependent quantization for efficient coding of spatial audio parameters Jonas Roden, Jonas Engdegard, Jeroen Breebaart, Erik Gosuinus Petrus Schuijers, Steven Leonardus Josephus Dimphina Elisabeth Van De Par +2 more 2011-11-08
8019350 Audio coding using de-correlated signals Jonas Engdegard, Jeroen Breebaart, Erik Gosuinus Petrus Schuijers 2011-09-13
7986789 Method for representing multi-channel audio signals Lars Villemoes, Jonas Engdegard, Jonas Roeden, Kristofer Kjoerling 2011-07-26
7983922 Apparatus and method for generating multi-channel synthesizer control signal and apparatus and method for multi-channel synthesizing Matthias Neusinger, Jürgen Herre, Sascha Disch, Kristofer Kjorling, Jonas Engdegard +3 more 2011-07-19
7974847 Advanced methods for interpolation and parameter signalling Kristofer Kjoerling, Jonas Engdegard, Jonas Roeden 2011-07-05
7966191 Method and apparatus for generating a number of output audio channels Erik Gosuinus Petrus Schuijers, Gerard Herman Hotho, Wolfgang A. Schildbach, Holger Horich, Hans Magnus Kristofer Kjorling +1 more 2011-06-21
7961890 Multi-channel hierarchical audio coding with compact side information Andreas Holzer, Jürgen Herre, Kristofer Kjorling, Jonas Roden, Lars Villemoes +4 more 2011-06-14
7917561 Partially complex modulated filter bank Per Ekstrand, Lars Villemoes 2011-03-29
7916873 Stereo compatible multi-channel audio coding Lars Villemoes, Jonas Roeden, Jonas Engdegard, Jeroen Breebaart, Erik Gosuinus Petrus Schuijers 2011-03-29
7668722 Multi parametrisation based multi-channel reconstruction Lars Villemoes, Kristofer Kjoerling, Jonas Roeden, Jeroen Breebaart, Gerard Herman Hotho 2010-02-23
7519538 Audio signal encoding or decoding Lars Villemoes, Per Ekstrand, Erik Gosuinus Petrus Schuijers, Fransiscus Marinus Jozephus De Bont 2009-04-14
6624768 Method and device for coding/decoding Nikolaus Meine 2003-09-23