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DIFF Main Group
G08C 13/00

Arrangements for influencing the relationship between signals at input and output, e.g. differentiating, delaying

Introduced: September 1968

IPC and CPC are identically structured here. All 1 subcodes exist in both systems.

Child Classifications

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  • G08C 13/02 to yield a signal which is a function of two or more signals, e.g. sum or product IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

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