Inventor · disambiguated record
Koji Hagihara
Also filed as: HAGIHARA KOJI
6 granted patents·4 citations·filing 2008–2018
67Inventor score
Top patents by PatentIndex Score
6 records- 0163US8117936B2Gear support structureNOMURA HIROSHI·Filed 2008·Granted Feb 21, 2012·4 cites·14 claims
- 0256US11162162B2Steel with high hardness and excellent toughnessUNIV OSAKA·Filed 2018·Granted Nov 2, 2021·0 cites·1 claims
- 0354US11067081B2Screw compressorKOBE STEEL LTD·Filed 2016·Granted Jul 20, 2021·0 cites·12 claims
- 0445US11371787B2Gas coolerKOBELCO COMPRESSORS CORP·Filed 2016·Granted Jun 28, 2022·0 cites·10 claims
- 0539US10895346B2Pressure vesselKOBE STEEL LTD·Filed 2015·Granted Jan 19, 2021·0 cites·7 claims
- 0639US10415889B2Gas cooler having an insertable cooling portionKOBE STEEL LTD·Filed 2015·Granted Sep 17, 2019·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →