Inventor · disambiguated record
Nobumi Yoshida
Also filed as: YOSHIDA NOBUMI
24 granted patents·2 pending applications·762 citations·filing 1992–2005
97Inventor score
Files withKOMATSU MFG CO LTD24
Top patents by PatentIndex Score
26 records- 0197US6460332B1Pressure oil energy recover/regenation apparatusKOMATSU MFG CO LTD·Filed 1999·Granted Oct 8, 2002·131 cites·7 claims
- 0295US7082758B2Hydraulic machine, system for monitoring health of hydraulic machine, and method thereofKOMATSU MFG CO LTD·Filed 2005·Granted Aug 1, 2006·49 cites·16 claims
- 0395US6209322B1Pressurized fluid supply systemKOMATSU MFG CO LTD·Filed 1997·Granted Apr 3, 2001·68 cites·2 claims
- 0494US6151894AApparatus for recovering pressure oil returned from actuatorsKOMATSU MFG CO LTD·Filed 1997·Granted Nov 28, 2000·62 cites·6 claims
- 0592US6378301B2Pressurized fluid recovery/reutilization systemKOMATSU MFG CO LTD·Filed 2001·Granted Apr 30, 2002·83 cites·5 claims
- 0692US6170261B1Hydraulic fluid supply systemKOMATSU MFG CO LTD·Filed 1998·Granted Jan 9, 2001·67 cites·4 claims
- 0787US6922989B2Plural pressure oil energies selective recovery apparatus and selective recovery method thereforKOMATSU MFG CO LTD·Filed 2003·Granted Aug 2, 2005·28 cites·5 claims
- 0887US6311488B1Cooling fan drive apparatusKOMATSU MFG CO LTD·Filed 1999·Granted Nov 6, 2001·46 cites·22 claims
- 0980US6276133B1Pressure fluid supply and delivery apparatusKOMATSU MFG CO LTD·Filed 1999·Granted Aug 21, 2001·26 cites·12 claims
- 1079US7218099B2Displacement sensorKOMATSU MFG CO LTD·Filed 2005·Granted May 15, 2007·9 cites·13 claims
- 1178US6026730AFlow control apparatus in a hydraulic circuitKOMATSU MFG CO LTD·Filed 1994·Granted Feb 22, 2000·41 cites·16 claims
- 1277US6718763B2Hydraulic drive unitKOMATSU MFG CO LTD·Filed 2002·Granted Apr 13, 2004·16 cites·14 claims
- 1374US6334308B1Pressure compensating valve, unloading pressure control valve and hydraulically operated deviceKOMATSU MFG CO LTD·Filed 1999·Granted Jan 1, 2002·22 cites·3 claims
- 1472US7034526B2Magnetic field forming device and displacement sensor using sameKOMATSU MFG CO LTD·Filed 2005·Granted Apr 25, 2006·6 cites·5 claims
- 1569US7124045B2Displacement amount measuring deviceKOMATSU MFG CO LTD·Filed 2005·Granted Oct 17, 2006·8 cites·4 claims
- 1667US6186172B1Directional control valve apparatusKOMATSU MFG CO LTD·Filed 1998·Granted Feb 13, 2001·18 cites·12 claims
- 1759US5673557ADisplacement control system for variable displacement type hydraulic pumpKOMATSU MFG CO LTD·Filed 1994·Granted Oct 7, 1997·15 cites·9 claims
- 1856US6164327AMeter-out flow control valveKOMATSU MFG CO LTD·Filed 1998·Granted Dec 26, 2000·12 cites·6 claims
- 1953US6305333B1Air blower apparatusKOMATSU MFG CO LTD·Filed 2000·Granted Oct 23, 2001·6 cites·9 claims
- 2049US6286308B1Drive unit of cooling fanKOMATSU MFG CO LTD·Filed 1997·Granted Sep 11, 2001·13 cites·11 claims
- 2147US7754069B2Filter for trapping foreign matterKOMATSU MFG CO LTD·Filed 2004·Granted Jul 13, 2010·3 cites·9 claims
- 2246US5855159AHydraulic circuit for a boom cylinder in a hydraulic shovelKOMATSU MFG CO LTD·Filed 1995·Granted Jan 5, 1999·16 cites·7 claims
- 2344US5692427AFlow reinforcement directional control valve for a hydraulic circuitKOMATSU MFG CO LTD·Filed 1994·Granted Dec 2, 1997·10 cites·10 claims
- 2440US5409038AHydraulic circuit including pressure compensating valveKOMATSU MFG CO LTD·Filed 1992·Granted Apr 25, 1995·7 cites·6 claims
- 2539US2004000141A1Hydraulic energy recovering/regenerating apparatusFiled 2003·Application pending·0 cites
- 2633US2002007631A1Pressure compensating valve, unloading pressure control valve and hydraulically operated deviceFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →