Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup
H03K 25/02

comprising charge storage, e.g. capacitor without polarisation hysteresis

Full Title

Pulse counters with step-by-step integration and static storage; Analogous frequency dividers > comprising charge storage, e.g. capacitor without polarisation hysteresis

Filing statistics

CPC H03K 25/02 belongs to the parent subclass H03K, which recorded 115,470 patent applications worldwide between 2013 and 2023. Annual filings grew from 7,771 in 2013 to 10,326 in 2023 (+33%), peaking at 12,309 applications in 2019. 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

1 direct subcode

Child Classifications

Navigate with arrow keys, Enter to open

  • H03K 25/04 using auxiliary pulse generator triggered by the incoming pulses

Top Applicants

Top 10 applicants by patent filingsfor class H03, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG ELECTRONICS COMPANY KR 7,293
  2. QUALCOMM US 7,085
  3. MURATA MANUFACTURING COMPANY JP 5,982
  4. HUAWEI TECHNOLOGIES COMPANY CN 4,641
  5. INTEL CORPORATION US 3,863
  6. TEXAS INSTRUMENTS US 3,409
  7. MURATA MANUFACTURING COMPANY 2,874
  8. SK HYNIX KR 2,644
  9. SKYWORKS SOLUTIONS US 2,545
  10. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,437