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DIFF Main Group
H10N 30/00

Piezoelectric or electrostrictive devices (integrated devices or assemblies of multiple devices H10N39/00)

Introduced: January 2023

Title

Titles differ between systems:

IPC: Piezoelectric or electrostrictive devices

CPC: Piezoelectric or electrostrictive devices (integrated devices or assemblies of multiple devices H10N39/00)

Full Title

Full titles differ between systems:

IPC:

Piezoelectric or electrostrictive devices

CPC:

Piezoelectric or electrostrictive devices (integrated devices or assemblies of multiple devices H10N39/00)

Additional Content IPC

Glossary

stacked or multilayer(ed) structure stacked or multilayer structure stacked or multilayered structure PE parts, e.g. PE layers, and electrodes alternating in one, i.e. stacking direction

Limiting references

Integrated devices or assemblies comprising PE and/or MS elements

Of 10 combined children, 7 exist in both systems.

3 codes are CPC-only extensions.

IPC defines codes here since 2023.

Child Classifications

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  • H10N 30/101 CPC only CPC only
  • H10N 30/40 with electrical input and electrical output, e.g. functioning as transformers since 2023 IPC+CPC Available in IPC and CPC
  • H10N 30/60 having a coaxial cable structure since 2023 IPC+CPC Available in IPC and CPC
  • H10N 30/702 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