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IPC Main Group
H10P 54/00

Cutting or separating of wafers, substrates or parts of devices

Introduced: January 2026

Classification Context

Section:
ELECTRICITY
Class:
SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
Subclass:
GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS

Additional Content

Singulating wafers or substrates into multiple chips, i.e. dicing

5 direct subcodes

Child Classifications

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  • H10P 54/2 by laser cutting
  • H10P 54/3 by forming weakened zones for subsequent cutting or separating, e.g. by laser treatment or by ion implantation
  • H10P 54/4 by sawing, e.g. using revolving or reciprocating blades
  • H10P 54/5 by scoring, breaking or cleaving

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