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IPC Subgroup
H10W 90/2

Configurations of stacked chips

Introduced: January 2026

Full Title

Package configurations > Configurations of stacked chips

Classification Context

Section:
ELECTRICITY
Class:
SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
Subclass:
GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS

4 direct subcodes

Child Classifications

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  • H10W 90/22 the stacked chips being on both top and bottom sides of a package substrate, interposer or RDL
  • H10W 90/24 at least one of the stacked chips being laterally offset from a neighbouring stacked chip, e.g. chip stacks having a staircase shape
  • H10W 90/26 the stacked chips being of the same size without any chips being laterally offset, e.g. chip stacks having a rectangular shape
  • H10W 90/28 the stacked chips having different sizes, e.g. chip stacks having a pyramidal shape

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