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PCE
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DIFF Main Group
G09G 1/00

Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; (cathode-ray oscilloscopes G01R13/20; )

Introduced: January 1980

Title

Titles differ between systems:

IPC: Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators

CPC: Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; (cathode-ray oscilloscopes G01R13/20; )

Full Title

Full titles differ between systems:

IPC:

Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators

CPC:

Control arrangements or circuits, of interest only in connection with cathode-ray tube indicators; (cathode-ray oscilloscopes G01R13/20; )

Of 11 combined children, 8 exist in both systems.

3 codes are CPC-only extensions.

3 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1980.

Child Classifications

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  • G09G 1/002 CPC only CPC only
  • G09G 1/005 CPC only CPC only
  • G09G 1/007 CPC only CPC only
  • G09G 1/02 Storage circuits (G09G1/06 - G09G1/28 take precedence) since 1980 IPC+CPC Available in IPC and CPC
  • G09G 1/04 Deflection circuits since 1980 IPC+CPC Available in IPC and CPC
  • G09G 1/20 using multi-beam tubes (G09G1/26, G09G1/28 take precedence) since 1980 IPC+CPC Available in IPC and CPC
  • G09G 1/22 using tubes permitting selection of a complete character from a number of characters since 1980 IPC+CPC Available in IPC and CPC
  • G09G 1/24 using tubes permitting selection of individual elements forming in combination a character since 1980 IPC+CPC Available in IPC and CPC
  • G09G 1/26 using storage tubes since 1980 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class G09,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG DISPLAY KR 16,046
  2. BOE TECHNOLOGY GROUP COMPANY 13,766
  3. BOE TECHNOLOGY GROUP COMPANY CN 12,804
  4. LG DISPLAY COMPANY KR 10,322
  5. SAMSUNG ELECTRONICS COMPANY KR 7,738
  6. SAMSUNG DISPLAY 5,172
  7. SEMICONDUCTOR ENERGY LABORATORY COMPANY 4,749
  8. SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 3,417
  9. LG DISPLAY COMPANY 3,335
  10. SONY CORPORATION JP 3,179

Top Applicants (CPC)

Class G09,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG DISPLAY KR 22,477
  2. BOE TECHNOLOGY GROUP COMPANY CN 16,016
  3. BOE TECHNOLOGY GROUP COMPANY 12,918
  4. LG DISPLAY COMPANY KR 12,599
  5. SAMSUNG ELECTRONICS COMPANY KR 12,009
  6. SAMSUNG DISPLAY 6,252
  7. SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 4,410
  8. SONY CORPORATION JP 3,965
  9. LG ELECTRONICS KR 3,901
  10. LG DISPLAY COMPANY 3,705