CPC Main Group
H03J 5/00 Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner (H03J7/00, H03J9/00 take precedence; for bandspreading H03J3/10)
Filing statistics
CPC H03J 5/00 belongs to the parent subclass H03J, which recorded 1,942 patent applications worldwide between 2013 and 2023. Annual filings declined from 252 in 2013 to 51 in 2023 (-80%), peaking at 275 applications in 2014. The most active applicants in class H03 are SAMSUNG ELECTRONICS COMPANY (7,293 applications), QUALCOMM (7,085 applications) and MURATA MANUFACTURING COMPANY (5,982 applications).
Source: EPO PATSTAT, worldwide filings
2 direct subcodes
Child Classifications
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- H03J 5/02 with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J 5/24 with a number of separate pretuned tuning circuits or separate tuning elements selectively brought into circuit, e.g. for waveband selection or for television channel selection
Top Applicants
Top 10 applicants by patent filingsfor class H03, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG ELECTRONICS COMPANY KR 7,293
- QUALCOMM US 7,085
- MURATA MANUFACTURING COMPANY JP 5,982
- HUAWEI TECHNOLOGIES COMPANY CN 4,641
- INTEL CORPORATION US 3,863
- TEXAS INSTRUMENTS US 3,409
- MURATA MANUFACTURING COMPANY 2,874
- SK HYNIX KR 2,644
- SKYWORKS SOLUTIONS US 2,545
- IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,437