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IPC Subgroup
G08B 21/04

responsive to non-activity, e.g. of elderly persons

Introduced: January 2000

Last revised: January 2006

Full Title

Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for > Alarms for ensuring the safety of persons > responsive to non-activity, e.g. of elderly persons

Classification Context

Section:
PHYSICS
Class:
SIGNALLING
Subclass:
SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS

Top Applicants

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

  1. TOYOTA MOTOR CORPORATION 6,781
  2. SGCC(STATE GRID CORPORATION OF CHINA) 5,954
  3. ROBERT BOSCH DE 3,656
  4. DENSO CORPORATION 3,452
  5. HONDA MOTOR COMPANY 2,945
  6. DENSO CORPORATION JP 2,562
  7. HONEYWELL INTERNATIONAL US 2,517
  8. TOYOTA MOTOR CORPORATION JP 2,435
  9. FORD GLOBAL TECHNOLOGIES US 2,239
  10. PANASONIC INTELLECTUAL PROPERTY 2,119