CPC Subgroup
G08B 17/113 Constructional details
Full Title
Fire alarms; Alarms responsive to explosion > Actuation by presence of smoke or gases > using an ionisation chamber for detecting smoke or gas > Constructional details
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