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DIFF Subgroup
H10D 84/80

characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs (H10D84/40 takes precedence)

Introduced: January 2025

Title

Titles differ between systems:

IPC: characterised by the integration of at least one component covered by groups or , e.g. integration of IGFETs

CPC: characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs (H10D84/40 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers > characterised by the integration of at least one component covered by groups or , e.g. integration of IGFETs

CPC:

Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers > characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs (H10D84/40 takes precedence)

Of 4 combined children, 3 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 2025.

Child Classifications

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  • H10D 84/86 of Schottky-barrier gate FETs since 2025 IPC+CPC Available in IPC and CPC
  • H10D 84/87 of PN-junction gate FETs since 2025 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