Inventor · disambiguated record

Masaaki Ehara

Also filed as: EHARA MASAAKI

2 granted patents·8 citations·filing 2001–2004

47Inventor score

Technology areasB66D F15B

Files withKOBELCO CONSTR MACHINERY LTD1 KOBELCO CRANES CO LTD1

Top patents by PatentIndex Score

2 records

0157US7166061B2Control device for hydraulic winchKOBELCO CRANES CO LTD·Filed 2004·Granted Jan 23, 2007·8 cites·6 claims
0234US6868671B2Hydraulic circuit for a craneKOBELCO CONSTR MACHINERY LTD·Filed 2001·Granted Mar 22, 2005·0 cites·7 claims

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