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last 30 patents
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Patent Grant
Modular electric propulsion device for ships
Patent number
11,254,406
Issue date
Feb 22, 2022
VINSSEN CO., LTD
Chil Han Lee
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Patents Applications
last 30 patents
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Patent Application
MODULAR ELECTRIC PROPULSION DEVICE FOR SHIPS
Publication number
20210061433
Publication date
Mar 4, 2021
VINSSEN CO., LTD
Chil Han LEE
B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information
Patent Application
Chemical mechanical polishing pad with micro-mold and production me...
Publication number
20060068088
Publication date
Mar 30, 2006
Hae-Do Jeong
B24 - GRINDING POLISHING