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IPC Main Group
H10N 70/00

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

Introduced: January 2023

Classification Context

Section:
ELECTRICITY
Class:
SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
Subclass:
ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR

Filing statistics

IPC H10N 70/00 belongs to the parent subclass H10N, which recorded 116,360 patent applications worldwide between 2013 and 2023. Annual filings declined from 10,672 in 2013 to 7,450 in 2023 (-30%), peaking at 12,095 applications in 2017. The most active applicants in class H10 are SAMSUNG DISPLAY (21,044 applications), SAMSUNG ELECTRONICS COMPANY (14,774 applications) and LG DISPLAY COMPANY (9,454 applications).

Source: EPO PATSTAT, worldwide filings

Additional Content

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

2 direct subcodes

Child Classifications

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  • H10N 70/1 Solid-state travelling-wave devices
  • H10N 70/2 Multistable switching devices, e.g. memristors

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