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PCE
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CPC Subgroup
G08B 17/107

for detecting light-scattering due to smoke

Full Title

Fire alarms; Alarms responsive to explosion > Actuation by presence of smoke or gases > using a light emitting and receiving device > for detecting light-scattering due to smoke

Top Applicants

Top 10 applicants by patent filingsfor class G08, 2013–2023, worldwide · Source: EPO PATSTAT

  1. ROBERT BOSCH DE 3,999
  2. TOYOTA MOTOR CORPORATION 3,488
  3. TOYOTA MOTOR CORPORATION JP 3,377
  4. FORD GLOBAL TECHNOLOGIES US 3,103
  5. DENSO CORPORATION JP 2,964
  6. HONEYWELL INTERNATIONAL US 2,873
  7. HYUNDAI MOTOR COMPANY KR 2,343
  8. NISSAN MOTOR COMPANY JP 2,265
  9. SGCC(STATE GRID CORPORATION OF CHINA) 2,247
  10. SAMSUNG ELECTRONICS COMPANY KR 2,132