Inventor · disambiguated record
Yoko Kokugan
Also filed as: KOKUGAN YOKO
5 granted patents·1 pending application·2 citations·filing 2012–2022
61Inventor score
Top patents by PatentIndex Score
6 records- 0175US10197331B2Solid-liquid separation systemHITACHI LTD·Filed 2015·Granted Feb 5, 2019·2 cites·10 claims
- 0256US12385679B2Refrigerant quantity diagnosis device, refrigerant system, and refrigerant quantity diagnosis methodHITACHI GLOBAL LIFE SOLUTIONS INC·Filed 2022·Granted Aug 12, 2025·0 cites·14 claims
- 0348US10989428B2Performance diagnosis device and performance diagnosis method for air conditionerHITACHI LTD·Filed 2017·Granted Apr 27, 2021·0 cites·12 claims
- 0441US2015075199A1Air-Conditioning/Hot-Water Supply SystemHITACHI LTD·Filed 2012·Application pending·0 cites
- 0540US11561019B2Performance diagnosis device and performance diagnosis method for air conditionerHITACHI LTD·Filed 2018·Granted Jan 24, 2023·0 cites·9 claims
- 0640US10646794B2Solid-liquid separation deviceHITACHI LTD·Filed 2015·Granted May 12, 2020·0 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →