Inventor
TOMA TAKAHIRO
JP11 patents
⚠️ This page may combine multiple inventors who share the name “TOMA TAKAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SUMITOMO METAL MINING CO
7 patentsUS10547052B2Jan 28, 2020
Transition metal-containing composite hydroxide and manufacturing method thereof, positive electrode active material for a non-aqueous electrolyte secondary battery and manufacturing method thereof, and non-aqueous electrolyte secondary battery
SUMITOMO METAL MINING CO6 citations82
US11024839B2Jun 1, 2021
Transition metal-containing composite hydroxide and production method thereof, and production method of positive electrode active material for nonaqueous electrolyte secondary battery
SUMITOMO METAL MINING CO2 citations67
US11411210B2Aug 9, 2022
Positive electrode active material for non-aqueous electrolyte secondary battery, process for manufacturing positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery using the positive electrode active material
SUMITOMO METAL MINING CO0 citations61
US11404690B2Aug 2, 2022
Transition metal-containing composite hydroxide and manufacturing method thereof, positive electrode active material for a non-aqueous electrolyte secondary battery and manufacturing method thereof, and non-aqueous electrolyte secondary battery
SUMITOMO METAL MINING CO0 citations61
US12580179B2Mar 17, 2026
Metal composite hydroxide and method for producing same, positive electrode active material for non-aqueous electrolyte secondary battery and method for producing same, and non-aqueous electrolyte secondary battery
SUMITOMO METAL MINING CO0 citations50
US12451483B2Oct 21, 2025
Metal composite hydroxide and method for producing same, positive electrode active material for non-aqueous electrolyte secondary battery and method for producing same, and non-aqueous electrolyte secondary battery
SUMITOMO METAL MINING CO0 citations50
US12261291B2Mar 25, 2025
Positive electrode active material for lithium ion secondary battery, method of manufacturing positive electrode active material for lithium ion secondary battery, and lithium ion secondary battery
SUMITOMO METAL MINING CO0 citations50