CPC Main Group
H04W 80/00 Wireless network protocols or protocol adaptations to wireless operation
4 direct subcodes
Child Classifications
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- H04W 80/02 Data link layer protocols
- H04W 80/04 Network layer protocols, e.g. mobile IP [Internet Protocol]
- H04W 80/06 Transport layer protocols, e.g. TCP [Transport Control Protocol] over wireless
- H04W 80/08 Upper layer protocols
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