CPC Main Group Additional Only
B63B 2209/00 Energy supply or activating means
10 direct subcodes
Child Classifications
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- B63B 2209/02 water activated switches
- B63B 2209/04 water activated batteries
- B63B 2209/06 fluid produced by reaction with water
- B63B 2209/08 impact with water-surface or -bottom
- B63B 2209/10 pyrotechnic means
- B63B 2209/12 with time-delay
- B63B 2209/14 energy generated by movement of the water
- B63B 2209/16 nuclear energy
- B63B 2209/18 solar energy
- B63B 2209/20 wind energy
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