Inventor · disambiguated record
Yoshiyasu Umezu
Also filed as: UMEZU YOSHIYASU
8 granted patents·1 pending application·74 citations·filing 2003–2011
86Inventor score
Top patents by PatentIndex Score
9 records- 0177US8405328B2Slewing control device and working machine incorporated with the sameKOMIYAMA MASAYUKI·Filed 2011·Granted Mar 26, 2013·10 cites·8 claims
- 0272US7523804B2Small swing type shovelKOBELCO CONSTR MACHINERY LTD·Filed 2003·Granted Apr 28, 2009·19 cites·20 claims
- 0368US7497195B2Engine control device of construction machineryKOBELCO CONSTR MACHINERY LTD·Filed 2003·Granted Mar 3, 2009·16 cites·19 claims
- 0462US7818968B2Hydraulic control device of construction machineKOBELCO CONSTR MACHINERY LTD·Filed 2008·Granted Oct 26, 2010·4 cites·5 claims
- 0558US7500535B2Control device for construction machineKOBELCO CONSTR MACHINERY LTD·Filed 2004·Granted Mar 10, 2009·9 cites·7 claims
- 0656US7001135B2Construction machineKOBELCO CONSTR MACHINERY LTD·Filed 2004·Granted Feb 21, 2006·9 cites·8 claims
- 0749US7174968B2Hydraulic excavatorKOBELCO CONSTR MACHINERY LTD·Filed 2004·Granted Feb 13, 2007·5 cites·6 claims
- 0839US2006266029A1Working machineKOBELCO CONSTR MACHINERY LTD·Filed 2006·Application pending·0 cites
- 0936US7191758B2Engine control device of construction machineryKOBELCO CONSTR MACHINERY LTD·Filed 2003·Granted Mar 20, 2007·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →