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IPC Subgroup
G05B 11/06

in which the output signal represents a continuous function of the deviation from the desired value, i.e. continuous controllers

Introduced: September 1968

Last revised: January 2006

Full Title

Automatic controllers > electric > in which the output signal represents a continuous function of the deviation from the desired value, i.e. continuous controllers

Classification Context

Section:
PHYSICS
Class:
CONTROLLING; REGULATING
Subclass:
CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS

2 direct subcodes

Child Classifications

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  • G05B 11/1 the signal transmitted being DC
  • G05B 11/12 the signal transmitted being modulated on an AC carrier

Top Applicants

Top 10 applicants by patent filingsfor class G05, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SIEMENS DE 4,725
  2. SGCC(STATE GRID CORPORATION OF CHINA) 4,571
  3. FANUC JP 4,233
  4. MITSUBISHI ELECTRIC CORPORATION JP 3,143
  5. FANUC 2,981
  6. ROBERT BOSCH DE 2,813
  7. CHINESE ACADEMY OF SCIENCES 2,500
  8. LG ELECTRONICS KR 2,182
  9. OMRON CORPORATION JP 2,036
  10. SAMSUNG ELECTRONICS COMPANY KR 1,981