CPC Main Group Additional Only
H01H 2239/00 Miscellaneous
35 direct subcodes
Child Classifications
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- H01H 2239/002 Conductive track to monitor integrity
- H01H 2239/004 High frequency adaptation or shielding
- H01H 2239/006 Containing a capacitive switch or usable as such
- H01H 2239/008 Static electricity considerations
- H01H 2239/01 combined with other elements on the same substrate
- H01H 2239/016 combined with start switch, discrete keyboard
- H01H 2239/018 Ground conductor
- H01H 2239/02 Other elements in moving part
- H01H 2239/022 with opto-electronic switch
- H01H 2239/024 with inductive switch
- H01H 2239/026 Internal encoding, e.g. validity bit
- H01H 2239/03 Avoiding erroneous switching
- H01H 2239/032 Anti-tamper
- H01H 2239/034 Environmental protection
- H01H 2239/038 Anti-vandalism
- H01H 2239/04 Gadget
- H01H 2239/042 Unmixable liquids inside
- H01H 2239/044 High voltage application
- H01H 2239/046 Getter
- H01H 2239/048 comprising microphone or speaker
Top Applicants
Top 10 applicants by patent filingsfor class H01, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 37,897
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 36,116
- APPLIED MATERIALS US 21,640
- LG ENERGY SOLUTION KR 20,770
- LG CHEM KR 19,835
- TOKYO ELECTRON JP 18,519
- ROBERT BOSCH DE 14,595
- INTEL CORPORATION US 13,580
- MURATA MANUFACTURING COMPANY JP 12,151
- SAMSUNG SDI COMPANY KR 12,080