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IPC Main Group
H03K 5/00

Manipulation of pulses not covered by one of the other main groups of this subclass

Introduced: September 1968

Last revised: January 2006

Classification Context

Section:
ELECTRICITY
Class:
ELECTRONIC CIRCUITRY
Subclass:
PULSE TECHNIQUE

Related Keywords

LIMITING of electric pulsesRESTORING of D.C. level of pulsesshaping WAVE forms

10 direct subcodes

Child Classifications

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  • H03K 5/156 Arrangements in which a continuous pulse train is transformed into a train having a desired pattern
  • H03K 5/159 Applications of delay lines not covered by the preceding subgroups
  • H03K 5/19 Monitoring patterns of pulse trains

Top Applicants

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

  1. QUALCOMM US 5,625
  2. SAMSUNG ELECTRONICS COMPANY KR 5,496
  3. MURATA MANUFACTURING COMPANY JP 5,478
  4. HUAWEI TECHNOLOGIES COMPANY CN 3,383
  5. INTEL CORPORATION US 3,091
  6. TEXAS INSTRUMENTS US 3,070
  7. MURATA MANUFACTURING COMPANY 2,722
  8. SKYWORKS SOLUTIONS US 2,290
  9. SEIKO EPSON CORPORATION 2,177
  10. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 2,158