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DIFF Main Group
H10N 70/00

Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching (integrated devices or assemblies of multiple devices H10N79/00)

Introduced: January 2023

Title

Titles differ between systems:

IPC: Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching

CPC: Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching (integrated devices or assemblies of multiple devices H10N79/00)

Full Title

Full titles differ between systems:

IPC:

Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching

CPC:

Solid-state devices having no potential barriers, and specially adapted for rectifying, amplifying, oscillating or switching (integrated devices or assemblies of multiple devices H10N79/00)

Additional Content IPC

Limiting references

Integrated devices or assemblies comprising solid-state elements without a potent-jump barrier or surface barrier

Application references

Resistance change memory [ReRAM] devices Phase change memory [PCRAM, PRAM] devices

CPC subdivides this area 3x more granularly than IPC with 3 additional codes.

3 codes are CPC-only extensions.

IPC defines codes here since 2023.

Child Classifications

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  • H10N 70/10 Solid-state travelling-wave devices since 2023 IPC+CPC Available in IPC and CPC
  • H10N 70/151 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