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CPC Subgroup
H03C 3/34

by deflection of electron beam in discharge tube

Full Title

Angle modulation (H03C5/00, H03C7/00 take precedence) > by deflection of electron beam in discharge tube

Filing statistics

CPC H03C 3/34 belongs to the parent subclass H03C, which recorded 1,541 patent applications worldwide between 2013 and 2023. Annual filings declined from 173 in 2013 to 95 in 2023 (-45%), peaking at 194 applications in 2015. The most active applicants in class H03 are SAMSUNG ELECTRONICS COMPANY (7,293 applications), QUALCOMM (7,085 applications) and MURATA MANUFACTURING COMPANY (5,982 applications).

Source: EPO PATSTAT, worldwide filings

Top Applicants

Top 10 applicants by patent filingsfor class H03, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 7,293
  2. QUALCOMM US 7,085
  3. MURATA MANUFACTURING COMPANY JP 5,982
  4. HUAWEI TECHNOLOGIES COMPANY CN 4,641
  5. INTEL CORPORATION US 3,863
  6. TEXAS INSTRUMENTS US 3,409
  7. MURATA MANUFACTURING COMPANY 2,874
  8. SK HYNIX KR 2,644
  9. SKYWORKS SOLUTIONS US 2,545
  10. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,437