Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Main Group Additional Only
H05B 2203/00

Aspects relating to Ohmic resistive heating covered by group H05B3/00

26 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • H05B 2203/011 Heaters using laterally extending conductive material as connecting means
  • H05B 2203/012 Heaters using non- flexible resistive rods or tubes not provided for in H05B3/42
  • H05B 2203/013 Heaters using resistive films or coatings
  • H05B 2203/016 Heaters using particular connecting means
  • H05B 2203/017 Manufacturing methods or apparatus for heaters
  • H05B 2203/018 Heaters using heating elements comprising mosi2
  • H05B 2203/019 Heaters using heating elements having a negative temperature coefficient
  • H05B 2203/02 Heaters using heating elements having a positive temperature coefficient
  • H05B 2203/021 Heaters specially adapted for heating liquids
  • H05B 2203/025 Heaters specially adapted for glass melting or glass treatment
  • H05B 2203/026 Heaters specially adapted for floor heating
  • H05B 2203/027 Heaters specially adapted for glow plug igniters
  • H05B 2203/028 Heaters specially adapted for trays or plates to keep food or liquids hot
  • H05B 2203/029 Heaters specially adapted for seat warmers
  • H05B 2203/03 Heaters specially adapted for heating hand held tools
  • H05B 2203/031 Heaters specially adapted for heating the windscreen wiper area

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