Inventor · disambiguated record
Hikosaburo Hiraki
Also filed as: HIRAKI HIKOSABURO
23 granted patents·629 citations·filing 1988–2012
96Inventor score
Top patents by PatentIndex Score
23 records- 0195US7448976B2Speed-changing deviceKOMATSU MFG CO LTD·Filed 2007·Granted Nov 11, 2008·30 cites·2 claims
- 0295US5784883AMethod of controlling speed change of hydraulic drive device for vehicle and speed change deviceKOMATSU MFG CO LTD·Filed 1995·Granted Jul 28, 1998·113 cites·22 claims
- 0393US6962050B2Hybrid machine with hydraulic drive deviceKOMATSU MFG CO LTD·Filed 2001·Granted Nov 8, 2005·96 cites·29 claims
- 0492US6912849B2Cylinder driving system and energy regenerating method thereofKOMATSU MFG CO LTD·Filed 2003·Granted Jul 5, 2005·55 cites·9 claims
- 0588US6182448B1Speed changing device for hydraulic driving apparatus and speed change control method thereofKOMATSU MFG CO LTD·Filed 1995·Granted Feb 6, 2001·51 cites·13 claims
- 0686US7717816B2TransmissionKOMATSU MFG CO LTD·Filed 2005·Granted May 18, 2010·14 cites·15 claims
- 0784US5988610ALiquid sealed suspension unitKOMATSU MFG CO LTD·Filed 1995·Granted Nov 23, 1999·58 cites·31 claims
- 0880US7972236B2Transmission systemKOMATSU MFG CO LTD·Filed 2006·Granted Jul 5, 2011·9 cites·4 claims
- 0979US6283562B1Triangular crawler apparatusKOMATSU MFG CO LTD·Filed 1997·Granted Sep 4, 2001·44 cites·13 claims
- 1078US4919093AInternal combustion engineKOMATSU MFG CO LTD·Filed 1988·Granted Apr 24, 1990·35 cites·4 claims
- 1174US8277353B2Transmission systemHIRAKI HIKOSABURO·Filed 2012·Granted Oct 2, 2012·2 cites·4 claims
- 1271US7416503B2Speed-changing deviceKOMATSU MFG CO LTD·Filed 2004·Granted Aug 26, 2008·11 cites·8 claims
- 1371US4917063AMethod for setting the vehicle-engine torqueKOMATSU MFG CO LTD·Filed 1988·Granted Apr 17, 1990·17 cites·3 claims
- 1469US8241162B2Transmission systemHIRAKI HIKOSABURO·Filed 2011·Granted Aug 14, 2012·2 cites·4 claims
- 1569US6601664B2Crawler device for a crawler type vehicleKOMATSU MFG CO LTD·Filed 2001·Granted Aug 5, 2003·17 cites·8 claims
- 1668US5957235ATraveling drive apparatus in a working vehicleKOMATSU MFG CO LTD·Filed 1995·Granted Sep 28, 1999·22 cites·13 claims
- 1766US6334496B1Crawler device for a crawler type vehicleKOMATSU MFG CO LTD·Filed 1997·Granted Jan 1, 2002·26 cites·15 claims
- 1861US8142319B2Transmission systemHIRAKI HIKOSABURO·Filed 2011·Granted Mar 27, 2012·1 cites·12 claims
- 1961US7971434B2Device and method for continuously variable transmission of traveling vehicleKOMATSU MFG CO LTD·Filed 2006·Granted Jul 5, 2011·4 cites·18 claims
- 2056US6058029APower unit for generating discharge shock wavesKOMATSU MFG CO LTD·Filed 1997·Granted May 2, 2000·15 cites·28 claims
- 2148US8157687B2Transmission systemHIRAKI HIKOSABURO·Filed 2011·Granted Apr 17, 2012·0 cites·4 claims
- 2248US8137228B2Transmission systemHIRAKI HIKOSABURO·Filed 2011·Granted Mar 20, 2012·0 cites·8 claims
- 2335US5423655AWorking machine for hydraulic excavatorKOMATSU MFG CO LTD·Filed 1993·Granted Jun 13, 1995·7 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →