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DIFF Main Group
H03J 9/00

Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification (mechanical remote-control arrangements H03J1/00 )

Introduced: January 1980

Title

Titles differ between systems:

IPC: Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification

CPC: Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification (mechanical remote-control arrangements H03J1/00 )

Full Title

Full titles differ between systems:

IPC:

Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification

CPC:

Remote-control of tuned circuits; Combined remote-control of tuning and other functions, e.g. brightness, amplification (mechanical remote-control arrangements H03J1/00 )

Of 6 combined children, 3 exist in both systems.

3 codes are CPC-only extensions.

IPC defines codes here since 1980.

Child Classifications

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  • H03J 9/002 CPC only CPC only
  • H03J 9/005 CPC only CPC only
  • H03J 9/007 CPC only CPC only
  • H03J 9/02 using radio transmission; using near-field transmission since 1980 IPC+CPC Available in IPC and CPC
  • H03J 9/04 using ultrasonic, sonic or infrasonic waves since 1980 IPC+CPC Available in IPC and CPC
  • H03J 9/06 using electromagnetic waves other than radio waves, e.g. light since 1980 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

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