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DIFF Subgroup
H10K 59/12

Active-matrix OLED [AMOLED] displays

Introduced: January 2023

Full Title

Full titles differ between systems:

IPC:

Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group > OLED displays > Active-matrix OLED [AMOLED] displays

CPC:

Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00 > OLED displays > Active-matrix OLED [AMOLED] displays

Of 12 combined children, 11 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 2023.

Child Classifications

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  • H10K 59/1201 CPC only CPC only
  • H10K 59/122 Pixel-defining structures or layers, e.g. banks since 2023 IPC+CPC Available in IPC and CPC
  • H10K 59/123 Connection of the pixel electrodes to the thin film transistors [TFT] since 2023 IPC+CPC Available in IPC and CPC
  • H10K 59/124 Insulating layers formed between TFT elements and OLED elements since 2023 IPC+CPC Available in IPC and CPC
  • H10K 59/125 including organic TFTs [OTFT] since 2023 IPC+CPC Available in IPC and CPC
  • H10K 59/126 Shielding, e.g. light-blocking means over the TFTs since 2023 IPC+CPC Available in IPC and CPC
  • H10K 59/128 comprising two independent displays, e.g. for emitting information from two major sides of the display since 2023 IPC+CPC Available in IPC and CPC
  • H10K 59/129 Chiplets since 2023 IPC+CPC Available in IPC and CPC
  • H10K 59/13 comprising photosensors that control luminance since 2023 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class H10,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG DISPLAY KR 21,044
  2. SAMSUNG ELECTRONICS COMPANY KR 14,774
  3. LG DISPLAY COMPANY KR 9,454
  4. TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 8,301
  5. SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 7,642
  6. BOE TECHNOLOGY GROUP COMPANY 6,845
  7. BOE TECHNOLOGY GROUP COMPANY CN 6,806
  8. SAMSUNG DISPLAY 6,577
  9. LG CHEM KR 5,461
  10. SEMICONDUCTOR ENERGY LABORATORY COMPANY 5,115

Top Applicants (CPC)

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