Inventor · disambiguated record
Masaru Oka
Also filed as: OKA MASARU
7 granted patents·3 pending applications·78 citations·filing 1991–2020
83Inventor score
Files withTOSHIBA KK2CHIYODA CHEM ENG CONSTRUCT CO1DELTA KOGYO CO1MITSUBISHI HEAVY IND LTD1MITSUBISHI SHIPBUILDING CO LTD1
Top patents by PatentIndex Score
10 records- 0168US6996077B1Satellite broadcasting systemTOSHIBA KK·Filed 1998·Granted Feb 7, 2006·34 cites·168 claims
- 0263US8739569B2Liquefied gas reliquefier, liquefied-gas storage facility and liquefied-gas transport ship including the same, and liquefied-gas reliquefaction methodOKA MASARU·Filed 2009·Granted Jun 3, 2014·6 cites·17 claims
- 0362US6901762B2Device and method for pressure control of cargo tank of liquefied natural gas carrierCHIYODA CHEM ENG CONSTRUCT CO·Filed 2001·Granted Jun 7, 2005·17 cites·6 claims
- 0460US10220928B2Ship, fuel gas supply apparatus, and fuel gas supply methodMITSUBISHI SHIPBUILDING CO LTD·Filed 2013·Granted Mar 5, 2019·1 cites·9 claims
- 0556US2015275824A1Gas-fired engineMITSUBISHI HEAVY IND LTD·Filed 2015·Application pending·0 cites
- 0648US9169769B2Gas-fired engineMURATA SATORU·Filed 2012·Granted Oct 27, 2015·0 cites·2 claims
- 0746US5153599AClock test apparatus for electronic deviceTOSHIBA KK·Filed 1991·Granted Oct 6, 1992·20 cites·5 claims
- 0844US12269382B2Seat suspension mechanismDELTA KOGYO CO·Filed 2020·Granted Apr 8, 2025·0 cites·4 claims
- 0940US2003137963A1Satellite broadcasting systemFiled 2003·Application pending·0 cites
- 1040US2003137964A1Satellite broadcasting systemFiled 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →