CPC Main Group
H03G 11/00 Limiting amplitude; Limiting rate of change of amplitude
Filing statistics
CPC H03G 11/00 belongs to the parent subclass H03G, which recorded 16,166 patent applications worldwide between 2013 and 2023. Annual filings declined from 1,561 in 2013 to 1,051 in 2023 (-33%), peaking at 1,737 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
8 direct subcodes
Child Classifications
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- H03G 11/02 by means of diodes ( H03G11/04, H03G11/06, H03G11/08 take precedence)
- H03G 11/04 Limiting level dependent on strength of signal; Limiting level dependent on strength of carrier on which signal is modulated
- H03G 11/06 Limiters of angle-modulated signals; such limiters combined with discriminators (discriminators having an inherent limiting action H03D3/00)
- H03G 11/08 Limiting rate of change of amplitude
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