Inventor · disambiguated record
Yukiaki Nagao
Also filed as: NAGAO YUKIAKI
4 granted patents·92 citations·filing 1998–2001
78Inventor score
Files withHITACHI CONSTRUCTION MACHINERY4
Top patents by PatentIndex Score
4 records- 0189US6408622B1Hydraulic drive deviceHITACHI CONSTRUCTION MACHINERY·Filed 1998·Granted Jun 25, 2002·45 cites·6 claims
- 0279US6526747B2Hydraulic driving deviceHITACHI CONSTRUCTION MACHINERY·Filed 2001·Granted Mar 4, 2003·20 cites·11 claims
- 0367US6584770B2Hydraulic drive systemHITACHI CONSTRUCTION MACHINERY·Filed 2001·Granted Jul 1, 2003·17 cites·6 claims
- 0449US6397591B1Hydraulic driving unitHITACHI CONSTRUCTION MACHINERY·Filed 1999·Granted Jun 4, 2002·10 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →