Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
F02C 7/105

of the rotary type (rotary heat exchangers per se F28D)

Introduced: January 1980

Title

Titles differ between systems:

IPC: of the rotary type

CPC: of the rotary type (rotary heat exchangers per se F28D)

Full Title

Full titles differ between systems:

IPC:

Features, component parts, details or accessories, not provided for in, or of interest apart from, groups; Air intakes for jet-propulsion plants > Heating air supply before combustion, e.g. by exhaust gases > by means of regenerative heat-exchangers > of the rotary type

CPC:

Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants (controlling F02C9/00) > Heating air supply before combustion, e.g. by exhaust gases > by means of regenerative heat-exchangers > of the rotary type (rotary heat exchangers per se F28D)

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class F02,2013–2023, worldwide · Source: EPO PATSTAT

  1. TOYOTA MOTOR CORPORATION 8,687
  2. ROBERT BOSCH DE 8,328
  3. FORD GLOBAL TECHNOLOGIES US 7,423
  4. GE (GENERAL ELECTRIC COMPANY) US 5,732
  5. UNITED TECHNOLOGIES CORPORATION (UTC) US 5,592
  6. HYUNDAI MOTOR COMPANY KR 4,699
  7. TOYOTA MOTOR CORPORATION JP 4,541
  8. DENSO CORPORATION 3,711
  9. WEICHAI POWER COMPANY 3,486
  10. SAFRAN AIRCRAFT ENGINES FR 3,249

Top Applicants (CPC)

Class F02,2013–2023, worldwide · Source: EPO PATSTAT

  1. ROBERT BOSCH DE 8,801
  2. FORD GLOBAL TECHNOLOGIES US 8,171
  3. GE (GENERAL ELECTRIC COMPANY) US 6,957
  4. HYUNDAI MOTOR COMPANY KR 5,390
  5. UNITED TECHNOLOGIES CORPORATION (UTC) US 5,250
  6. TOYOTA MOTOR CORPORATION JP 5,214
  7. TOYOTA MOTOR CORPORATION 4,149
  8. DENSO CORPORATION JP 3,400
  9. KIA MOTORS CORPORATION KR 3,388
  10. SAFRAN AIRCRAFT ENGINES FR 3,332