H01H 13/78 characterised by the contacts or the contact sites
Full Title
Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch (wherein the operating part is flexible H01H17/00) > having a plurality of operating members associated with different sets of contacts, e.g. keyboard (mounting together a plurality of independent switches H02B) > characterised by the contacts or the contact sites
Filing statistics
CPC H01H 13/78 belongs to the parent subclass H01H, which recorded 117,356 patent applications worldwide between 2013 and 2023. Annual filings grew from 8,912 in 2013 to 9,173 in 2023 (+3%), peaking at 12,388 applications in 2020. The most active applicants in class H01 are SAMSUNG ELECTRONICS COMPANY (37,897 applications), TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY (36,116 applications) and APPLIED MATERIALS (21,640 applications).
Source: EPO PATSTAT, worldwide filings
5 direct subcodes
Child Classifications
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- H01H 13/785 characterised by the material of the contacts, e.g. conductive polymers
- H01H 13/79 characterised by the form of the contacts, e.g. interspersed fingers or helical networks
- H01H 13/80 characterised by the manner of cooperation of the contacts, e.g. with both contacts movable or with bounceless contacts
- H01H 13/803 characterised by the switching function thereof, e.g. normally closed contacts or consecutive operation of contacts
- H01H 13/807 characterised by the spatial arrangement of the contact sites, e.g. superimposed sites
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