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CPC Main Group Additional Only
G09G 2330/00

Aspects of power supply; Aspects of display protection and defect management

6 direct subcodes

Child Classifications

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  • G09G 2330/06 Handling electromagnetic interferences [EMI], covering emitted as well as received electromagnetic radiation
  • G09G 2330/08 Fault-tolerant or redundant circuits, or circuits in which repair of defects is prepared
  • G09G 2330/10 Dealing with defective pixels
  • G09G 2330/12 Test circuits or failure detection circuits included in a display system, as permanent part thereof

Top Applicants

Top 10 applicants by patent filingsfor 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