CPC Subgroup Additional Only
H04K 2203/10 Jamming or countermeasure used for a particular application
Full Title
Jamming of communication; Countermeasures > Jamming or countermeasure used for a particular application
7 direct subcodes
Child Classifications
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- H04K 2203/12 for acoustic communication
- H04K 2203/14 for the transfer of light or images, e.g. for video-surveillance, for television or from a computer screen
- H04K 2203/16 for telephony
- H04K 2203/18 for wireless local area networks or WLAN
- H04K 2203/20 for contactless carriers, e.g. RFID carriers
- H04K 2203/22 for communication related to vehicles
- H04K 2203/24 for communication related to weapons
Top Applicants
Top 10 applicants by patent filingsfor class H04, 2013–2023, worldwide · Source: EPO PATSTAT
- HUAWEI TECHNOLOGIES COMPANY CN 101,476
- QUALCOMM US 101,139
- SAMSUNG ELECTRONICS COMPANY KR 96,655
- TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 57,744
- LG ELECTRONICS KR 55,253
- HUAWEI TECHNOLOGIES COMPANY 54,181
- SONY CORPORATION JP 35,309
- ZTE CORPORATION CN 32,950
- INTEL CORPORATION US 27,533
- GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION CN 27,498