DIFF Subgroup
H05B 7/02 Details
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Heating by electric discharge > Details
CPC:
Heating by electric discharge (plasma torches H05H1/26) > Details
IPC and CPC are identically structured here. All 6 subcodes exist in both systems.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- H05B 7/10 Mountings, supports, terminals or arrangements for feeding or guiding electrodes IPC+CPC Available in IPC and CPC
- H05B 7/11 Arrangements for conducting current to the electrode terminals since 1974 IPC+CPC Available in IPC and CPC
- H05B 7/12 Arrangements for cooling, sealing or protecting electrodes IPC+CPC Available in IPC and CPC
- H05B 7/14 Arrangements or methods for connecting successive electrode sections IPC+CPC Available in IPC and CPC
- H05B 7/144 Power supplies specially adapted for heating by electric discharge; Automatic control of power, e.g. by positioning of electrodes since 1974 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class H05,2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 7,201
- PANASONIC INTELLECTUAL PROPERTY 6,828
- SEMICONDUCTOR ENERGY LABORATORY COMPANY 3,988
- LG ELECTRONICS KR 3,564
- PANASONIC INTELLECTUAL PROPERTY JP 3,533
- SAMSUNG DISPLAY KR 3,310
- FUJI JP 2,870
- SAMSUNG ELECTRO-MECHANICS COMPANY KR 2,675
- GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION 2,665
- MURATA MANUFACTURING COMPANY JP 2,634
Top Applicants (CPC)
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