Inventor · disambiguated record
Nobuyuki Ishiwatari
Also filed as: ISHIWATARI NOBUYUKI
9 granted patents·11 pending applications·4 citations·filing 2013–2025
78Inventor score
Files withMITSUBISHI CHEM CORP20
Top patents by PatentIndex Score
20 records- 0181US11961996B2Negative electrode material for nonaqueous secondary batteries, negative electrode for nonaqueous secondary batteries, and nonaqueous secondary batteryMITSUBISHI CHEM CORP·Filed 2019·Granted Apr 16, 2024·1 cites·16 claims
- 0281US2024258500A1Negative electrode material for nonaqueous secondary batteries, negative electrode for nonaqueous secondary batteries, and nonaqueous secondary batteryMITSUBISHI CHEM CORP·Filed 2024·Application pending·0 cites
- 0380US8936876B2Carbon material for nonaqueous secondary battery, negative electrode using carbon material and nonaqueous secondary batteryMITSUBISHI CHEM CORP·Filed 2013·Granted Jan 20, 2015·3 cites·11 claims
- 0480US2023352686A1Carbon material, method for producing carbon material, and non-aqueous secondary battery using carbon materialMITSUBISHI CHEM CORP·Filed 2023·Application pending·0 cites
- 0575US12334558B2Carbon material, method for producing carbon material, and non-aqueous secondary battery using carbon materialMITSUBISHI CHEM CORP·Filed 2021·Granted Jun 17, 2025·0 cites·14 claims
- 0675US11605810B2Method to prepare composite graphite particles for nonaqueous secondary battery negative electrode, active material for nonaqueous secondary battery negative electrode, and nonaqueous secondary batteryMITSUBISHI CHEM CORP·Filed 2021·Granted Mar 14, 2023·0 cites·6 claims
- 0771US11245108B2Method to prepare composite graphite particles for nonaqueous secondary battery negative electrode, active material for nonaqueous secondary battery negative electrode, and nonaqueous secondary batteryMITSUBISHI CHEM CORP·Filed 2020·Granted Feb 8, 2022·0 cites·9 claims
- 0866US2024270579A1Carbon material, method for producing carbon material, method for producing spherical carbon material, method for producing composite carbon material, and method for manufacturing secondary batteryMITSUBISHI CHEM CORP·Filed 2024·Application pending·0 cites
- 0966US2024243286A1Carbon material and production method therefor, and secondary battery and manufacturing method thereforMITSUBISHI CHEM CORP·Filed 2024·Application pending·0 cites
- 1065US11183679B2Negative electrode material for nonaqueous secondary battery, negative electrode for nonaqueous secondary battery, and nonaqueous secondary batteryMITSUBISHI CHEM CORP·Filed 2019·Granted Nov 23, 2021·0 cites·12 claims
- 1163US2024055607A1Carbon material composition, method for producing carbon material composition, negative electrode, and secondary batteryMITSUBISHI CHEM CORP·Filed 2023·Application pending·0 cites
- 1262US11936044B2Carbon material, method for producing carbon material, and non-aqueous secondary battery using carbon materialMITSUBISHI CHEM CORP·Filed 2017·Granted Mar 19, 2024·0 cites·19 claims
- 1361US2017012280A1Composite graphite particles for nonaqueous secondary battery negative electrode, active material for nonaqueous secondary battery negative electrode, and nonaqueous secondary batteryMITSUBISHI CHEM CORP·Filed 2016·Application pending·0 cites
- 1459US2020185721A1Carbon material and nonaqueous secondary battery using carbon materialMITSUBISHI CHEM CORP·Filed 2020·Application pending·0 cites
- 1557US2018013146A1Carbon material and nonaqueous secondary battery using carbon materialMITSUBISHI CHEM CORP·Filed 2017·Application pending·0 cites
- 1657US2021184217A1Negative electrode material for nonaqueous secondary batteries, negative electrode for nonaqueous secondary batteries, and nonaqueous secondary batteryMITSUBISHI CHEM CORP·Filed 2020·Application pending·0 cites
- 1754US10680238B2Method to prepare composite graphite particles for nonaqueous secondary battery negative electrode, active material for nonaqueous secondary battery negative electrode, and nonaqueous secondary batteryMITSUBISHI CHEM CORP·Filed 2018·Granted Jun 9, 2020·0 cites·4 claims
- 1849US2025183304A1Carbon material, method for producing carbon material, negative electrode, and secondary batteryMITSUBISHI CHEM CORP·Filed 2025·Application pending·0 cites
- 1937US10720645B2Carbon material for non-aqueous electrolyte secondary battery, negative electrode for non-aqueous electrolyte secondary battery, non-aqueous electrolyte secondary battery, and manufacturing method for carbon material for non-aqueous electrolyte secondary batteryMITSUBISHI CHEM CORP·Filed 2015·Granted Jul 21, 2020·0 cites·10 claims
- 2034US2015194668A1Composite graphite particle for nonaqueous-secondary-battery negative electrode, negative electrode for nonaqueous secondary battery, and nonaqueous secondary batteryMITSUBISHI CHEM CORP·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Nobuyuki Ishiwatari files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →