CPC Main Group
H01G 5/00 Capacitors in which the capacitance is varied by mechanical means, e.g. by turning a shaft; Processes of their manufacture
Filing statistics
CPC H01G 5/00 belongs to the parent subclass H01G, which recorded 84,475 patent applications worldwide between 2013 and 2023. Annual filings grew from 6,481 in 2013 to 7,606 in 2023 (+17%), peaking at 8,803 applications in 2018. 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
6 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- H01G 5/01 Details
- H01G 5/04 using variation of effective area of electrode
- H01G 5/16 using variation of distance between electrodes
- H01G 5/38 Multiple capacitors, e.g. ganged
- H01G 5/40 Structural combinations of variable capacitors with other electric elements not covered by this subclass, the structure mainly consisting of a capacitor, e.g. RC combinations
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