CPC Subgroup
B63B 21/62 characterised by moving of more than one vessel (rigid interconnections between pontoons B63B35/38)
Full Title
Tying-up; Shifting, towing, or pushing equipment; Anchoring ( dynamic anchoring B63H25/00 ) > Towing or pushing equipment (tugs B63B35/66; towing arrangements for water sports use B63B34/60) > characterised by moving of more than one vessel (rigid interconnections between pontoons B63B35/38)
Top Applicants
Top 10 applicants by patent filingsfor class B63, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG HEAVY INDUSTRIES KR 4,830
- DAEWOO SHIPBUILDING & MARINE ENGINEERING COMPANY KR 4,093
- HYUNDAI HEAVY INDUSTRIES COMPANY KR 2,639
- GAZ TRANSPORT ET TECHNIGAZ FR 1,037
- SHANGHAI WAIGAOQIAO SHIPBUILDING COMPANY 827
- HARBIN ENGINEERING UNIVERSITY 811
- GUANGZHOU SHIPYARD INTERNATIONAL COMPANY 808
- HUDONG-ZHONGHUA SHIPBUILDING (GROUP) COMPANY 784
- YAMAHA MOTOR COMPANY JP 731
- THYSSEN KRUPP DE 727