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PCE
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CPC Subgroup
H04N 25/131

including elements passing infrared wavelengths

Full Title

Circuitry of solid-state image sensors [SSIS]; Control thereof > for transforming different wavelengths into image signals > Arrangement of colour filter arrays [CFA]; Filter mosaics > characterised by the spectral characteristics of the filter elements > including elements passing infrared wavelengths

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