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IPC Subgroup
H10H 20/81

Bodies

Introduced: January 2025

Full Title

Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED] > Constructional details > Bodies

Classification Context

Section:
ELECTRICITY
Class:
SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
Subclass:
INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS

8 direct subcodes

Child Classifications

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  • H10H 20/813 having a plurality of light-emitting regions, e.g. multi-junction LEDs or light-emitting devices having photoluminescent regions within the bodies
  • H10H 20/814 having reflecting means, e.g. semiconductor Bragg reflectors
  • H10H 20/815 having stress relaxation structures, e.g. buffer layers
  • H10H 20/816 having carrier transport control structures, e.g. highly-doped semiconductor layers or current-blocking structures

Top Applicants

Top 10 applicants by patent filingsfor 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