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CPC Subgroup
H04Q 3/78

Temporary storage of information of calling or called subscriber (intermediate storage means for telegraphic communication H04L13/08)

Full Title

Selecting arrangements (H04Q5/00 - H04Q11/00 take precedence) > Temporary storage of information of calling or called subscriber (intermediate storage means for telegraphic communication H04L13/08)

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