G05F 3/262 Full Title
Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties > Regulating voltage or current > wherein the variable is DC > using uncontrolled devices with non-linear characteristics > being semiconductor devices > using diode- transistor combinations (G05F3/18 takes precedence) > Current mirrors
Filing statistics
CPC G05F 3/262 belongs to the parent subclass G05F, which recorded 34,553 patent applications worldwide between 2013 and 2023. Annual filings declined from 2,962 in 2013 to 2,659 in 2023 (-10%), peaking at 3,775 applications in 2017. The most active applicants in class G05 are FANUC (6,367 applications), SIEMENS (5,963 applications) and FANUC (4,535 applications).
Source: EPO PATSTAT, worldwide filings
Top Applicants
Top 10 applicants by patent filingsfor class G05, 2013–2023, worldwide · Source: EPO PATSTAT
- FANUC JP 6,367
- SIEMENS DE 5,963
- FANUC 4,535
- MITSUBISHI ELECTRIC CORPORATION JP 4,201
- ROBERT BOSCH DE 4,010
- LG ELECTRONICS KR 3,802
- SAMSUNG ELECTRONICS COMPANY KR 3,143
- FORD GLOBAL TECHNOLOGIES US 2,889
- TOYOTA MOTOR CORPORATION 2,778
- OMRON CORPORATION JP 2,743