CPC Subgroup
H04W 12/12 Detection or prevention of fraud
Full Title
Security arrangements; Authentication; Protecting privacy or anonymity > Detection or prevention of fraud
4 direct subcodes
Child Classifications
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- H04W 12/121 Wireless intrusion detection systems [WIDS]; Wireless intrusion prevention systems [WIPS]
- H04W 12/125 Protection against power exhaustion attacks
- H04W 12/126 Anti-theft arrangements, e.g. protection against subscriber identity module [SIM] cloning
- H04W 12/128 Anti-malware arrangements, e.g. protection against SMS fraud or mobile malware
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