Inventor · disambiguated record
Kazushige Matsubara
Also filed as: MATSUBARA KAZUSHIGE
2 granted patents·7 pending applications·0 citations·filing 2018–2023
23Inventor score
Files withIDEMITSU KOSAN CO9
Top patents by PatentIndex Score
9 records- 0152US11332687B2Friction adjusting agent and lubricating oil compositionIDEMITSU KOSAN CO·Filed 2018·Granted May 17, 2022·0 cites·11 claims
- 0249US2025145903A1Lubricant compositionIDEMITSU KOSAN CO·Filed 2023·Application pending·0 cites
- 0347US2024318094A1Lubricant compositionIDEMITSU KOSAN CO·Filed 2022·Application pending·0 cites
- 0445US2024425772A1Lubricant base oilIDEMITSU KOSAN CO·Filed 2022·Application pending·0 cites
- 0544US2025313774A1Lubricating oil compositionIDEMITSU KOSAN CO·Filed 2023·Application pending·0 cites
- 0643US2025002802A1Lubricant base oilIDEMITSU KOSAN CO·Filed 2022·Application pending·0 cites
- 0742US2024043765A1Lubricant compositionIDEMITSU KOSAN CO·Filed 2021·Application pending·0 cites
- 0841US12012567B2Lubricating oil compositionIDEMITSU KOSAN CO·Filed 2020·Granted Jun 18, 2024·0 cites·20 claims
- 0941US2023120889A1Lubricant compositionIDEMITSU KOSAN CO·Filed 2021·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →