Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
CPC Subgroup
H02P 21/30

Direct torque control [DTC] or field acceleration method [FAM]

Full Title

Arrangements or methods for the control of electric machines by vector control, e.g. by control of field orientation > Vector control not involving the use of rotor position or rotor speed sensors > Stator flux based control > Direct torque control [DTC] or field acceleration method [FAM]

Top Applicants

Top 10 applicants by patent filingsfor class H02, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 24,515
  2. MITSUBISHI ELECTRIC CORPORATION JP 11,346
  3. SIEMENS DE 9,026
  4. ROBERT BOSCH DE 9,005
  5. SAMSUNG ELECTRONICS COMPANY KR 6,729
  6. GUANGDONG POWER GRID CORPORATION 5,740
  7. DENSO CORPORATION JP 5,077
  8. LG ELECTRONICS KR 5,041
  9. LG INNOTEK COMPANY KR 4,442
  10. TOYOTA MOTOR CORPORATION 4,349