Inventor · disambiguated record
Koichi Kurosawa
Also filed as: KUROSAWA KOICHI
15 granted patents·2 pending applications·181 citations·filing 1990–2014
93Inventor score
Top patents by PatentIndex Score
17 records- 0191US5305361AMethod of and apparatus for water-jet peeningHITACHI LTD·Filed 1993·Granted Apr 19, 1994·44 cites·12 claims
- 0281US6058153APreventive maintenance apparatus for structural members in a nuclear pressure vesselHITACHI LTD·Filed 1998·Granted May 2, 2000·23 cites·6 claims
- 0373US9177677B2Underwater remote inspection device and method for underwater remote inspectionKUROSAWA KOICHI·Filed 2010·Granted Nov 3, 2015·3 cites·4 claims
- 0472US8687758B2Method for managing internal equipment in reactor pressure vessel and apparatus thereofOHMORI SHINYA·Filed 2010·Granted Apr 1, 2014·4 cites·15 claims
- 0571US8638897B2Underwater remote surface inspection method and apparatus for reactor constituting memberAOIKE SATORU·Filed 2009·Granted Jan 28, 2014·2 cites·3 claims
- 0671US5749384AMethod and apparatus for performing preventive maintenance on the bottom portion of a reactor pressure vessel using cavitation bubblesHITACHI LTD·Filed 1995·Granted May 12, 1998·18 cites·14 claims
- 0771US5494539AMetal member quality improving method by spot weldingHITACHI LTD·Filed 1994·Granted Feb 27, 1996·16 cites·21 claims
- 0869US6240155B1Preventive maintenance apparatus for structural members in a nuclear pressure vesselHITACHI LTD·Filed 1999·Granted May 29, 2001·14 cites·11 claims
- 0967US8647495B2Electrolytically etching method and apparatus of surface of nuclear reactor core internalsAOIKE SATORU·Filed 2010·Granted Feb 11, 2014·1 cites·5 claims
- 1067US5227124AMethod and structure for preventive maintaining an elongated metal hollow memberHITACHI LTD·Filed 1990·Granted Jul 13, 1993·17 cites·9 claims
- 1154US5553106AResidual stress improving method for members in reactor pressure vesselHITACHI LTD·Filed 1995·Granted Sep 3, 1996·21 cites·11 claims
- 1252US10286501B2Laser welding apparatus, preventive maintenance method for reactor internal of nuclear power plant, and laser cutting apparatusHITACHI GE NUCLEAR ENERGY LTD·Filed 2014·Granted May 14, 2019·0 cites·2 claims
- 1351US9208908B2Method of repairing shroud support and repair apparatus thereofHITACHI GE NUCLEAR ENERGY LTD·Filed 2013·Granted Dec 8, 2015·0 cites·5 claims
- 1447US2014233689A1Water Jet Peening Apparatus and Water Jet Peening MethodHITACHI GE NUCLEAR ENERGY LTD·Filed 2014·Application pending·0 cites
- 1542US5267279AMethod and structure for repairing an elongated metal hollow memberHITACHI LTD·Filed 1991·Granted Nov 30, 1993·14 cites·8 claims
- 1637US5329099AMethod of maintaining housing of reactor pressure vessel and heat treatment equipment thereforHITACHI LTD·Filed 1991·Granted Jul 12, 1994·4 cites·22 claims
- 1733US2012298884A1Ion Milling Device, Sample Processing Method, Processing Device, and Sample Drive MechanismNAKAJIMA RIE·Filed 2011·Application pending·0 cites
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