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CPC Subgroup
B63H 5/125

movably mounted with respect to hull, e.g. adjustable in direction ( movably mounted for steering purposes only, B63H25/42)

Full Title

Arrangements on vessels of propulsion elements directly acting on water > of propellers (forming part of outboard units B63H20/00) > movably mounted with respect to hull, e.g. adjustable in direction ( movably mounted for steering purposes only, B63H25/42)

2 direct subcodes

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Top Applicants

Top 10 applicants by patent filingsfor class B63, 2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG HEAVY INDUSTRIES KR 4,830
  2. DAEWOO SHIPBUILDING & MARINE ENGINEERING COMPANY KR 4,093
  3. HYUNDAI HEAVY INDUSTRIES COMPANY KR 2,639
  4. GAZ TRANSPORT ET TECHNIGAZ FR 1,037
  5. SHANGHAI WAIGAOQIAO SHIPBUILDING COMPANY 827
  6. HARBIN ENGINEERING UNIVERSITY 811
  7. GUANGZHOU SHIPYARD INTERNATIONAL COMPANY 808
  8. HUDONG-ZHONGHUA SHIPBUILDING (GROUP) COMPANY 784
  9. YAMAHA MOTOR COMPANY JP 731
  10. THYSSEN KRUPP DE 727