IPC Subgroup
H10D 48/043 Preliminary treatment of the selenium or tellurium, its application to foundation plates or the subsequent treatment of the combination
Introduced: January 2025
Full Title
Individual devices not covered by groups > Manufacture or treatment > of devices having bodies comprising selenium or tellurium in uncombined form > Preliminary treatment of the selenium or tellurium, its application to foundation plates or the subsequent treatment of the combination
Classification Context
- Section:
- ELECTRICITY
- Class:
- SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- Subclass:
- INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
3 direct subcodes
Child Classifications
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- H10D 48/044 Conversion of the selenium or tellurium to the conductive state
- H10D 48/045 Treatment of the surface of the selenium or tellurium layer after having been made conductive
- H10D 48/046 Provision of discrete insulating layers
Top Applicants
Top 10 applicants by patent filingsfor class H10, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG DISPLAY KR 21,044
- SAMSUNG ELECTRONICS COMPANY KR 14,774
- LG DISPLAY COMPANY KR 9,454
- TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY TW 8,301
- SEMICONDUCTOR ENERGY LABORATORY COMPANY JP 7,642
- BOE TECHNOLOGY GROUP COMPANY 6,845
- BOE TECHNOLOGY GROUP COMPANY CN 6,806
- SAMSUNG DISPLAY 6,577
- LG CHEM KR 5,461
- SEMICONDUCTOR ENERGY LABORATORY COMPANY 5,115