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CPC Subgroup
H05B 47/10

Controlling the light source

Full Title

Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant > Controlling the light source

6 direct subcodes

Child Classifications

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  • H05B 47/155 Coordinated control of two or more light sources
  • H05B 47/16 by timing means
  • H05B 47/165 following a pre-assigned programmed sequence; Logic control [LC]

Top Applicants

Top 10 applicants by patent filingsfor class H05, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 9,981
  2. SAMSUNG DISPLAY KR 5,041
  3. LG ELECTRONICS KR 4,742
  4. PHILIP MORRIS PRODUCTS CH 4,411
  5. PANASONIC INTELLECTUAL PROPERTY JP 3,915
  6. PANASONIC INTELLECTUAL PROPERTY 3,471
  7. SAMSUNG ELECTRO-MECHANICS COMPANY KR 3,210
  8. MURATA MANUFACTURING COMPANY JP 3,191
  9. FUJI JP 2,987
  10. SIGNIFY HOLDING NL 2,907