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DIFF Subgroup
F03D 5/04

the wind-engaging parts being attached to carriages running on tracks or the like

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Other wind motors > the wind-engaging parts being attached to carriages running on tracks or the like

CPC:

Other wind motors (controlling thereof F03D7/00) > the wind-engaging parts being attached to carriages running on tracks or the like

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

Top Applicants

Top Applicants (IPC)

Class F03,2013–2023, worldwide · Source: EPO PATSTAT

  1. VESTAS DK 3,539
  2. WOBBEN PROPERTIES DE 2,922
  3. SIEMENS GAMESA RENEWABLE ENERGY DK 2,747
  4. GE (GENERAL ELECTRIC COMPANY) US 2,356
  5. BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT COMPANY 1,228
  6. SIEMENS DE 886
  7. SGCC(STATE GRID CORPORATION OF CHINA) 831
  8. HUANENG CLEAN ENERGY RESEARCH INSTITUTE 785
  9. MING YANG SMART ENERGY GROUP. 652
  10. LM WIND POWER DK 600

Top Applicants (CPC)

Class F03,2013–2023, worldwide · Source: EPO PATSTAT

  1. VESTAS DK 3,718
  2. WOBBEN PROPERTIES DE 3,602
  3. SIEMENS GAMESA RENEWABLE ENERGY DK 3,016
  4. GE (GENERAL ELECTRIC COMPANY) US 2,594
  5. SIEMENS DE 1,082
  6. BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT COMPANY 709
  7. LM WIND POWER DK 671
  8. WOBBEN PROPERTIES 660
  9. SENVION DE 555
  10. BEIJING GOLDWIND SCIENCE & CREATION WINDPOWER EQUIPMENT COMPANY CN 536