Inventor
OSHIMA MASANAO
8 patents
Patents
8 patentsUS4457250AJul 3, 1984
Floating-type offshore structure
MITSUI SHIPBUILDING ENG43 citations92
US4571125AFeb 18, 1986
Floating offshore structure
MITSUI SHIPBUILDING ENG33 citations91
US4519728AMay 28, 1985
Floating offshore structure
MITSUI SHIPBUILDING ENG29 citations91
US4326822AApr 27, 1982
Artificial island for installing oil drilling equipment in ice covered sea areas
MITSUI SHIPBUILDING ENG21 citations80
US4198917AApr 22, 1980
Ice-breaking means for ships
MITSUI SHIPBUILDING ENG26 citations77
US4152999AMay 8, 1979
Ice-breaking apparatus for ships and barges for operation on icy waters
MITSUI SHIPBUILDING ENG13 citations71
US4230423AOct 28, 1980
Ice-breaking apparatus for structure for use in icy waters
MITSUI SHIPBUILDING ENG12 citations69
US4630969ADec 23, 1986
Artificial island
MITSUI SHIPBUILDING ENG0 citations50