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PCE
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DIFF Subgroup
G05B 11/26

in which the output signal is a pulse-train

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Automatic controllers > electric > in which the output signal is a pulse-train

CPC:

Automatic controllers (G05B13/00 takes precedence) > electric > in which the output signal is a pulse-train

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

Child Classifications

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  • G05B 11/28 using pulse-height modulation; using pulse-width modulation IPC+CPC Available in IPC and CPC
  • G05B 11/30 using pulse-frequency modulation IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

Class G05,2013–2023, worldwide · Source: EPO PATSTAT

  1. FANUC JP 6,367
  2. SIEMENS DE 5,963
  3. FANUC 4,535
  4. MITSUBISHI ELECTRIC CORPORATION JP 4,201
  5. ROBERT BOSCH DE 4,010
  6. LG ELECTRONICS KR 3,802
  7. SAMSUNG ELECTRONICS COMPANY KR 3,143
  8. FORD GLOBAL TECHNOLOGIES US 2,889
  9. TOYOTA MOTOR CORPORATION 2,778
  10. OMRON CORPORATION JP 2,743