H10N 50/00 Galvanomagnetic devices
Introduced: January 2023
Classification Context
- Section:
- ELECTRICITY
- Class:
- SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- Subclass:
- ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
Filing statistics
IPC H10N 50/00 belongs to the parent subclass H10N, which recorded 116,360 patent applications worldwide between 2013 and 2023. Annual filings declined from 10,672 in 2013 to 7,450 in 2023 (-30%), peaking at 12,095 applications in 2017. The most active applicants in class H10 are SAMSUNG DISPLAY (21,044 applications), SAMSUNG ELECTRONICS COMPANY (14,774 applications) and LG DISPLAY COMPANY (9,454 applications).
Source: EPO PATSTAT, worldwide filings
Additional Content
Limiting references
Ordinary Hall-effect devices Integrated devices or assemblies comprising galvanomagnetic or Hall-effect elements
Application references
Isolation couplers in electrical sensors Arrangements for measuring electrical power or power factor Magnetometers using galvanomagnetic devices Magnetometers using MR devices Magnetic recording heads – using galvanomagnetic devices Magnetic recording heads – using MR devices MRAM arrangements
4 direct subcodes
Child Classifications
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- H10N 50/01 Manufacture or treatment
- H10N 50/1 Magnetoresistive devices
- H10N 50/2 Spin-polarised current-controlled devices
- H10N 50/8 Constructional details
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