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CPC Subgroup Additional Only
H04M 2215/7277

Account specifications on parallel communications

Full Title

Metering arrangements; Time controlling arrangements; Time indicating arrangements > Account specifications > Account specifications on parallel communications

2 direct subcodes

Child Classifications

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  • H04M 2215/7295 Reserve amount, e.g. according to estimated costs for a typical communication duration or according to the estimated volume to be transferred

Top Applicants

Top 10 applicants by patent filingsfor class H04, 2013–2023, worldwide · Source: EPO PATSTAT

  1. HUAWEI TECHNOLOGIES COMPANY CN 101,476
  2. QUALCOMM US 101,139
  3. SAMSUNG ELECTRONICS COMPANY KR 96,655
  4. TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 57,744
  5. LG ELECTRONICS KR 55,253
  6. HUAWEI TECHNOLOGIES COMPANY 54,181
  7. SONY CORPORATION JP 35,309
  8. ZTE CORPORATION CN 32,950
  9. INTEL CORPORATION US 27,533
  10. GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION CN 27,498