Inventor · disambiguated record
Kazuhiro Maruta
Also filed as: MARUTA KAZUHIRO
13 granted patents·2 pending applications·416 citations·filing 1995–2011
93Inventor score
Top patents by PatentIndex Score
15 records- 0197US6460332B1Pressure oil energy recover/regenation apparatusKOMATSU MFG CO LTD·Filed 1999·Granted Oct 8, 2002·131 cites·7 claims
- 0295US6209322B1Pressurized fluid supply systemKOMATSU MFG CO LTD·Filed 1997·Granted Apr 3, 2001·68 cites·2 claims
- 0394US6151894AApparatus for recovering pressure oil returned from actuatorsKOMATSU MFG CO LTD·Filed 1997·Granted Nov 28, 2000·62 cites·6 claims
- 0487US6922989B2Plural pressure oil energies selective recovery apparatus and selective recovery method thereforKOMATSU MFG CO LTD·Filed 2003·Granted Aug 2, 2005·28 cites·5 claims
- 0587US6311488B1Cooling fan drive apparatusKOMATSU MFG CO LTD·Filed 1999·Granted Nov 6, 2001·46 cites·22 claims
- 0685US9022749B2Swing drive controlling system for construction machineAKIYAMA TERUO·Filed 2009·Granted May 5, 2015·13 cites·7 claims
- 0781US9097113B2Hydraulic pump/motor and method of suppressing pulsation of hydraulic pump/motorMIYATA TAKAHIRO·Filed 2011·Granted Aug 4, 2015·5 cites·9 claims
- 0877US6718763B2Hydraulic drive unitKOMATSU MFG CO LTD·Filed 2002·Granted Apr 13, 2004·16 cites·14 claims
- 0974US8677884B2Hydraulic pump/motor and fan driving deviceOGASAWARA KENICHI·Filed 2008·Granted Mar 25, 2014·7 cites·5 claims
- 1069US6960069B2Arrangement structure of swash plate hydraulic pump hydraulic pumpKOMATSU MFG CO LTD·Filed 2002·Granted Nov 1, 2005·9 cites·24 claims
- 1156US6050091ABrake device for oil hydraulic motorKOMATSU MFG CO LTD·Filed 1997·Granted Apr 18, 2000·22 cites·13 claims
- 1253US6305333B1Air blower apparatusKOMATSU MFG CO LTD·Filed 2000·Granted Oct 23, 2001·6 cites·9 claims
- 1339US2004000141A1Hydraulic energy recovering/regenerating apparatusFiled 2003·Application pending·0 cites
- 1436US2010303643A1Fan Drive SystemKATAOKA TOYOMI·Filed 2007·Application pending·0 cites
- 1532US6006872ABraking apparatus for a hydraulic motorKOMATSU MFG CO LTD·Filed 1995·Granted Dec 28, 1999·3 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →