Inventor · disambiguated record
Masanao Oshima
Also filed as: INOKAWA TSUNEO · OSHIMA MASANAO
8 granted patents·177 citations·filing 1977–1985
88Inventor score
Files withMITSUI SHIPBUILDING ENG8
Top patents by PatentIndex Score
8 records- 0192US4457250AFloating-type offshore structureMITSUI SHIPBUILDING ENG·Filed 1981·Granted Jul 3, 1984·43 cites·2 claims
- 0287US4571125AFloating offshore structureMITSUI SHIPBUILDING ENG·Filed 1985·Granted Feb 18, 1986·33 cites·4 claims
- 0387US4519728AFloating offshore structureMITSUI SHIPBUILDING ENG·Filed 1983·Granted May 28, 1985·29 cites·10 claims
- 0478US4198917AIce-breaking means for shipsMITSUI SHIPBUILDING ENG·Filed 1977·Granted Apr 22, 1980·26 cites·4 claims
- 0568US4326822AArtificial island for installing oil drilling equipment in ice covered sea areasMITSUI SHIPBUILDING ENG·Filed 1979·Granted Apr 27, 1982·21 cites·18 claims
- 0651US4152999AIce-breaking apparatus for ships and barges for operation on icy watersMITSUI SHIPBUILDING ENG·Filed 1977·Granted May 8, 1979·13 cites·7 claims
- 0745US4230423AIce-breaking apparatus for structure for use in icy watersMITSUI SHIPBUILDING ENG·Filed 1977·Granted Oct 28, 1980·12 cites·2 claims
- 0827US4630969AArtificial islandMITSUI SHIPBUILDING ENG·Filed 1984·Granted Dec 23, 1986·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →