CPC Subgroup
H10P 32/1404 Full Title
Diffusion of dopants within, into or out of wafers, substrates or parts of devices (during formation of materials H10P14/00) > Diffusion of dopants within, into or out of semiconductor bodies or layers > within a single semiconductor body or layer in a solid phase; between different semiconductor bodies or layers, both in a solid phase
1 direct subcode
Child Classifications
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Top Applicants
Top 10 applicants by patent filingsfor class H10, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG DISPLAY KR 38,446
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 30,922
- SAMSUNG ELECTRONICS COMPANY KR 30,059
- BOE TECHNOLOGY GROUP COMPANY CN 20,304
- LG DISPLAY COMPANY KR 17,772
- BOE TECHNOLOGY GROUP COMPANY 15,621
- SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 13,629
- IBM (INTERNATIONAL BUSINESS MACHINES CORPORATION) US 11,750
- SAMSUNG DISPLAY 11,316
- SEMICONDUCTOR ENERGY LABORATORY COMPANY 9,697