IPC Main Group
H04W 12/00 Security arrangements; Authentication; Protecting privacy or anonymity
Introduced: January 2009
Last revised: January 2021
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- WIRELESS COMMUNICATION NETWORKS
12 direct subcodes
Child Classifications
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- H04W 12/02 Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
- H04W 12/03 Protecting confidentiality, e.g. by encryption
- H04W 12/04 Key management, e.g. using generic bootstrapping architecture [GBA]
- H04W 12/06 Authentication
- H04W 12/08 Access security
- H04W 12/1 Integrity
- H04W 12/12 Detection or prevention of fraud
- H04W 12/3 Security of mobile devices; Security of mobile applications
- H04W 12/4 Security arrangements using identity modules
- H04W 12/5 Secure pairing of devices
- H04W 12/6 Context-dependent security
- H04W 12/8 Arrangements enabling lawful interception [LI]
Top Applicants
Top 10 applicants by patent filingsfor class H04, 2013–2023, worldwide · Source: EPO PATSTAT
- QUALCOMM US 97,396
- HUAWEI TECHNOLOGIES COMPANY CN 96,502
- SAMSUNG ELECTRONICS COMPANY KR 86,981
- TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 55,869
- HUAWEI TECHNOLOGIES COMPANY 55,349
- LG ELECTRONICS KR 53,649
- CANON 33,341
- SONY CORPORATION JP 32,761
- ZTE CORPORATION CN 32,274
- GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION 28,327