CPC Main Group Additional Only
H05B 2203/00 Aspects relating to Ohmic resistive heating covered by group H05B3/00
26 direct subcodes
Child Classifications
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- H05B 2203/002 Heaters using a particular layout for the resistive material or resistive elements
- H05B 2203/009 Heaters using conductive material in contact with opposing surfaces of the resistive element or resistive layer
- 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 2203/014 Heaters using resistive wires or cables not provided for in H05B3/54
- 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 2203/022 Heaters specially adapted for heating gaseous material
- 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
- SAMSUNG ELECTRONICS COMPANY KR 9,981
- SAMSUNG DISPLAY KR 5,041
- LG ELECTRONICS KR 4,742
- PHILIP MORRIS PRODUCTS CH 4,411
- PANASONIC INTELLECTUAL PROPERTY JP 3,915
- PANASONIC INTELLECTUAL PROPERTY 3,471
- SAMSUNG ELECTRO-MECHANICS COMPANY KR 3,210
- MURATA MANUFACTURING COMPANY JP 3,191
- FUJI JP 2,987
- SIGNIFY HOLDING NL 2,907