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DIFF Main Group
H10K 71/00

Manufacture or treatment specially adapted for the organic devices covered by this subclass

Introduced: January 2023

Of 16 combined children, 8 exist in both systems.

8 codes are CPC-only extensions.

IPC defines codes here since 2023.

Child Classifications

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  • H10K 71/30 Doping active layers, e.g. electron transporting layers since 2023 IPC+CPC Available in IPC and CPC
  • H10K 71/311 CPC only CPC only
  • H10K 71/50 Forming devices by joining two substrates together, e.g. lamination techniques since 2023 IPC+CPC Available in IPC and CPC
  • H10K 71/621 CPC only CPC only
  • H10K 71/70 Testing, e.g. accelerated lifetime tests since 2023 IPC+CPC Available in IPC and CPC
  • H10K 71/80 using temporary substrates since 2023 IPC+CPC Available in IPC and CPC
  • H10K 71/811 CPC only CPC only
  • H10K 71/821 CPC only CPC only
  • H10K 71/831 CPC only CPC only
  • H10K 71/841 CPC only CPC only
  • H10K 71/851 CPC only CPC only
  • H10K 71/861 CPC only CPC only

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