CPC Subgroup
G08B 21/18 Status alarms (G08B21/02 takes precedence)
Full Title
Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for > Status alarms (G08B21/02 takes precedence)
6 direct subcodes
Child Classifications
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- G08B 21/20 responsive to moisture
- G08B 21/22 responsive to presence or absence of persons
- G08B 21/24 Reminder alarms, e.g. anti-loss alarms
Top Applicants
Top 10 applicants by patent filingsfor class G08, 2013–2023, worldwide · Source: EPO PATSTAT
- ROBERT BOSCH DE 3,999
- TOYOTA MOTOR CORPORATION 3,488
- TOYOTA MOTOR CORPORATION JP 3,377
- FORD GLOBAL TECHNOLOGIES US 3,103
- DENSO CORPORATION JP 2,964
- HONEYWELL INTERNATIONAL US 2,873
- HYUNDAI MOTOR COMPANY KR 2,343
- NISSAN MOTOR COMPANY JP 2,265
- SGCC(STATE GRID CORPORATION OF CHINA) 2,247
- SAMSUNG ELECTRONICS COMPANY KR 2,132