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SK Intellectual Property Law Firm provides advice and legal services in a broad range of intellectual property matters in Japan, including patent, trademark, industrial design and utility model. Firm information is as follows.
Sound

<2018-PCT>  Applicant Ranking of the number of PCT applications in the Sound field in 2018

The following table shows the ranking of Applicants of PCT applications. The ranking is based on the following conditions.

  • Technical field:  Sound (digital audio processing, tuning device, speech processing, voice search, noise cancellation, microphone, piano, electronic instrument, etc.)
  • Status:   PCTapplications in 2018 (publication date by WIPO).
  • Count:  The number of patent applictions filed by each applicant was counted.
RankingNo.Applicant
1114YAMAHA CORPORATION
288GOOGLE LLC
373SAMSUNG ELECTRONICS CO.. LTD.
469SONY CORPORATION
568MICROSOFT TECHNOLOGY LICENSING. LLC
630NOKIA TECHNOLOGIES OY
726BOSE CORPORATION
825HUAWEI TECHNOLOGIES CO.. LTD.
925TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
1024QUALCOMM INCORPORATED
1123PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO.. LTD.
1220FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
1319KONINKLIJKE PHILIPS N.V.
1419MITSUBISHI ELECTRIC CORPORATION
1518ZTE CORPORATION
1617AMAZON TECHNOLOGIES. INC.
1716NIPPON TELEGRAPH AND TELEPHONE CORPORATION
1815ALIBABA GROUP HOLDING LIMITED
1915HEWLETT-PACKARD DEVELOPMENT COMPANY. L.P.
2015CIRRUS LOGIC INTERNATIONAL SEMICONDUCTOR LIMITED
In preparing the table, a patent search expert conducted a patent search using patent classification and keywords (as necessary) in order to extract patents in specific technical field (here, Sound field).
In the patent search, it was confirmed that a high-accuracy population (i.e., a population not including non-relevant fields) of patents was obtained. Subsequently, the population was used to create the table.
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