Inventor · disambiguated record
Ryoji Kawai
Also filed as: KAWAI RYOJI
3 granted patents·1 pending application·0 citations·filing 2016–2017
38Inventor score
Top patents by PatentIndex Score
4 records- 0156US11149734B2Fluid machineHITACHI INDUSTRY EQUIPMENT SYSTEMS CO LTD·Filed 2017·Granted Oct 19, 2021·0 cites·6 claims
- 0244US10920760B2Air compressor having an oil separator, an oil cooler, first and second evaporators, and wherein intake air and the oil are simultaneously cooled in the first and second evaporatorsHITACHI LTD·Filed 2016·Granted Feb 16, 2021·0 cites·12 claims
- 0340US10995756B2Air compressorHITACHI LTD·Filed 2017·Granted May 4, 2021·0 cites·3 claims
- 0432US2019136843A1Air CompressorHITACHI LTD·Filed 2016·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →