Inventor · disambiguated record
Jack T. Matsumoto
Also filed as: MATSUMOTO JACK · MATSUMOTO JACK T · MATSUMOTO JACK TOSHIO
38 granted patents·3 pending applications·377 citations·filing 1990–2023
97Inventor score
Files withGEN ELECTRIC25GE HITACHI NUCLEAR ENERGY AMERICAS LLC9MATSUMOTO JACK TOSHIO2ANDRE LEE JOHN1GE HITACHI NUCL ENERGY AMERICA1
Top patents by PatentIndex Score
41 records- 0189US6345927B1Weld reinforcementGEN ELECTRIC·Filed 2000·Granted Feb 12, 2002·29 cites·15 claims
- 0287US7715516B2Method of delivering a tool into a submerged boreGEN ELECTRIC·Filed 2005·Granted May 11, 2010·7 cites·15 claims
- 0387US6163588ACore plate and reactor internal pump differential pressure lines for a boiling water reactorGEN ELECTRIC·Filed 1998·Granted Dec 19, 2000·32 cites·21 claims
- 0486US9208909B2Systems and methods for retaining and removing irradiation targets in a nuclear reactorGE HITACHI NUCL ENERGY AMERICA·Filed 2012·Granted Dec 8, 2015·12 cites·17 claims
- 0583US7000623B2Apparatus and method for substrate preparation implementing a surface tension reducing processLAM RES CORP·Filed 2002·Granted Feb 21, 2006·32 cites·19 claims
- 0681US5787137AMethods and apparatus for performing repairs and inspections in a reactor pressure vessel of a nuclear reactorGEN ELECTRIC·Filed 1996·Granted Jul 28, 1998·29 cites·12 claims
- 0778US6240156B1Top guide grid attachment for a boiling water reactorGEN ELECTRIC·Filed 1998·Granted May 29, 2001·21 cites·11 claims
- 0877US6504888B1Apparatus and methods of flow measurement for a boiling water reactor internal pumpGEN ELECTRIC·Filed 2000·Granted Jan 7, 2003·13 cites·12 claims
- 0975US7512207B2Apparatus for delivering a tool into a submerged boreGEN ELECTRIC·Filed 2005·Granted Mar 31, 2009·10 cites·12 claims
- 1075US7134352B2Method and apparatus for examining obstructed weldsGEN ELECTRIC·Filed 2004·Granted Nov 14, 2006·11 cites·20 claims
- 1175US5145637AIncore housing examination systemGEN ELECTRIC·Filed 1991·Granted Sep 8, 1992·43 cites·16 claims
- 1273US11904397B2Electrical discharge machining assemblies and methods for using the sameGE HITACHI NUCLEAR ENERGY AMERICAS LLC·Filed 2022·Granted Feb 20, 2024·0 cites·17 claims
- 1372US11530764B2Method and apparatus for repairing a jet pump slip jointGE HITACHI NUCLEAR ENERGY AMERICAS LLC·Filed 2019·Granted Dec 20, 2022·0 cites·5 claims
- 1471US5687205AUnderwater remote drilling tool and methodsGEN ELECTRIC·Filed 1995·Granted Nov 11, 1997·14 cites·8 claims
- 1570US11232875B2Feedwater sparger nozzle repair assemblyGE HITACHI NUCLEAR ENERGY AMERICAS LLC·Filed 2019·Granted Jan 25, 2022·0 cites·14 claims
- 1669US11657923B2Feedwater sparger nozzle repair assemblyGE HITACHI NUCLEAR ENERGY AMERICAS LLC·Filed 2021·Granted May 23, 2023·0 cites·6 claims
- 1767US6426986B1Forged nozzle shell course for a pressure vesselGEN ELECTRIC·Filed 2000·Granted Jul 30, 2002·6 cites·16 claims
- 1866US6009137AMid-shroud joint for a boiling water reactorGEN ELECTRIC·Filed 1998·Granted Dec 28, 1999·14 cites·14 claims
- 1964US2024175450A1Jet Pump Clamps and Methods for use in a Nuclear Reactor Jet PumpGE HITACHI NUCLEAR ENERGY AMERICAS LLC·Filed 2023·Application pending·0 cites
- 2063US12257663B2Remote surface treatment systems and methodsGE HITACHI NUCLEAR ENERGY AMERICAS LLC·Filed 2019·Granted Mar 25, 2025·0 cites·17 claims
- 2162US11273508B2Electrical discharge machining assemblies and methods for using the sameGE HITACHI NUCLEAR ENERGY AMERICAS LLC·Filed 2018·Granted Mar 15, 2022·0 cites·18 claims
- 2262US8210491B2System for dampening the vibration experienced by a lineMATSUMOTO JACK T·Filed 2008·Granted Jul 3, 2012·4 cites·20 claims
- 2361US7241209B2Orbiting polishing toolGEN ELECTRIC·Filed 2004·Granted Jul 10, 2007·12 cites·15 claims
- 2459US6091791AShroud attachment for a boiling water reactorGEN ELECTRIC·Filed 1998·Granted Jul 18, 2000·23 cites·12 claims
- 2557US9070484B2Reactor servicing platformMATSUMOTO JACK TOSHIO·Filed 2007·Granted Jun 30, 2015·2 cites·20 claims
- 2654US6188741B1Machined stub tube in a bottom head of a boiling water reactorGEN ELECTRIC·Filed 1998·Granted Feb 13, 2001·15 cites·14 claims
- 2753US8284889B2Methods and apparatuses for clamping a jet pump sensing line supportMATSUMOTO JACK TOSHIO·Filed 2009·Granted Oct 9, 2012·0 cites·19 claims
- 2852US12372106B2Clamp systems and methods of using the same with steam dryersGE HITACHI NUCLEAR ENERGY AMERICAS LLC·Filed 2022·Granted Jul 29, 2025·0 cites·12 claims
- 2952US10458578B2Method and apparatus for repairing a jet pump slip jointANDRE LEE JOHN·Filed 2015·Granted Oct 29, 2019·0 cites·14 claims
- 3049US6309147B1Underwater remote drilling tool and methodsGEN ELECTRIC·Filed 1998·Granted Oct 30, 2001·10 cites·11 claims
- 3147US5802126AUnderwater remote drilling tool and methodsGEN ELECTRIC·Filed 1997·Granted Sep 1, 1998·9 cites·10 claims
- 3246US10753374B2Slip joint clamps and methods for use in a nuclear reactor jet pumpGE HITACHI NUCLEAR ENERGY AMERICAS LLC·Filed 2016·Granted Aug 25, 2020·0 cites·15 claims
- 3343US8824618B2Control rod blade unlatching toolMATSUMOTO JACK·Filed 2010·Granted Sep 2, 2014·0 cites·9 claims
- 3443US5995574AIntegral forged shroud flange for a boiling water reactorGEN ELECTRIC·Filed 1998·Granted Nov 30, 1999·10 cites·14 claims
- 3540US5030410AVacuum system for nuclear reactor guide tubeGEN ELECTRIC·Filed 1990·Granted Jul 9, 1991·5 cites·9 claims
- 3639US5995575AIn-core guide tube restraint for a boiling water reactorGEN ELECTRIC·Filed 1998·Granted Nov 30, 1999·8 cites·20 claims
- 3737US2003132272A1Welding underwater in a chamber with a flux-type backingGEN ELECTRIC·Filed 2003·Application pending·0 cites
- 3837US2002109003A1Welding underwater in a chamber with a flux-type backingGEN ELECTRIC·Filed 2002·Application pending·0 cites
- 3933US5920603AForged core plate for a boiling water reactorGEN ELECTRIC·Filed 1998·Granted Jul 6, 1999·3 cites·14 claims
- 4032US6389094B1Integral forged shroud flange for a boiling water reactorGEN ELECTRIC·Filed 1998·Granted May 14, 2002·2 cites·14 claims
- 4131US6018557AMethods and assemblies for cleaning a control rod guide in a nuclear reactorGEN ELECTRIC·Filed 1998·Granted Jan 25, 2000·1 cites·18 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →