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CPC Subgroup
H10H 29/30

Active-matrix LED displays

Full Title

Integrated devices, or assemblies of multiple devices, comprising at least one light-emitting semiconductor element covered by group H10H20/00 > Active-matrix LED displays

9 direct subcodes

Child Classifications

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  • H10H 29/32 characterised by the geometry or arrangement of elements within a subpixel, e.g. arrangement of the transistor within its RGB subpixel
  • H10H 29/37 Pixel-defining structures, e.g. banks between the LEDs
  • H10H 29/39 Connection of the pixel electrodes to the driving transistors
  • H10H 29/41 Insulating layers formed between the driving transistors and the LEDs
  • H10H 29/45 comprising two substrates, each having active devices thereon, e.g. displays comprising LED arrays and driving circuitry on different substrates
  • H10H 29/49 Interconnections, e.g. wiring lines or terminals (connection of the pixel electrodes to the driving transistors H10H29/39)

Top Applicants

Top 10 applicants by patent filingsfor class H10, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG DISPLAY KR 38,446
  2. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 30,922
  3. SAMSUNG ELECTRONICS COMPANY KR 30,059
  4. BOE TECHNOLOGY GROUP COMPANY CN 20,304
  5. LG DISPLAY COMPANY KR 17,772
  6. BOE TECHNOLOGY GROUP COMPANY 15,621
  7. SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 13,629
  8. IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 11,750
  9. SAMSUNG DISPLAY 11,316
  10. SEMICONDUCTOR ENERGY LABORATORY COMPANY 9,697