IPC Main Group
B63H 20/00 Outboard propulsion units, e.g. outboard motors or Z-drives; Arrangements thereof on vessels
Introduced: January 1995
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- Subclass:
- MARINE PROPULSION OR STEERING
Related Keywords
OUTBOARD PROPULSION UNITS [for waterborne vessels]outboard PROPULSION units for waterborne vessels
7 direct subcodes
Child Classifications
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- B63H 20/02 Mounting of propulsion units
- B63H 20/08 Means enabling movement of the position of the propulsion element, e.g. for trim, tilt or steering; Control of trim or tilt
- B63H 20/14 Transmission between propulsion power unit and propulsion element
- B63H 20/24 Exhaust gas outlets
- B63H 20/28 Cooling-water intakes
- B63H 20/32 Housings
- B63H 20/36 Transporting or testing stands; Protection of power legs
Top Applicants
Top 10 applicants by patent filingsfor class B63, 2013–2023, worldwide · Source: EPO PATSTAT
- SAMSUNG HEAVY INDUSTRIES KR 5,719
- DAEWOO SHIPBUILDING & MARINE ENGINEERING COMPANY KR 4,684
- HYUNDAI HEAVY INDUSTRIES COMPANY KR 3,015
- ZHEJIANG OCEAN UNIVERSITY 1,359
- HUDONG-ZHONGHUA SHIPBUILDING (GROUP) COMPANY 1,221
- HARBIN ENGINEERING UNIVERSITY 1,175
- SHANGHAI WAIGAOQIAO SHIPBUILDING COMPANY 1,129
- CSSC HUANGPU WENCHONG SHIPBUILDING COMPANY 1,113
- GUANGZHOU SHIPYARD INTERNATIONAL COMPANY 1,073
- JIANGSU UNIVERSITY OF SCIENCE AND TECHNOLOGY 963