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IPC Subgroup
B64U 50/27

with a single motor serving two or more rotors or propellers

Introduced: January 2023

Full Title

Propulsion; Power supply > Transmission of mechanical power to rotors or propellers > with a single motor serving two or more rotors or propellers

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
AIRCRAFT; AVIATION; COSMONAUTICS
Subclass:
UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR

Top Applicants

Top 10 applicants by patent filingsfor class B64, 2013–2023, worldwide · Source: EPO PATSTAT

  1. BOEING COMPANY US 8,583
  2. AIRBUS OPERATIONS DE 3,430
  3. AIRBUS OPERATIONS FR 2,757
  4. HAMILTON SUNDSTRAND US 2,332
  5. SZ DJI TECHNOLOGY COMPANY CN 2,109
  6. AIRBUS OPERATIONS GB 2,084
  7. GOODRICH CORPORATION US 2,053
  8. XI'AN AIRCRAFT DESIGN INSTITUTE OF AVIATION INDUSTRY CORPORATION OF CHINA 1,938
  9. BOEING COMPANY 1,816
  10. NANJING UNIVERSITY OF AERONAUTICS AND ASTRONAUTICS 1,589