Inventor
KURATSUKA MASAKI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “KURATSUKA MASAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MURATA MANUFACTURING CO
8 patentsUS10826112B2Nov 3, 2020
Negative electrode active material, negative electrode for secondary battery, and lithium ion secondary battery
MURATA MANUFACTURING CO3 citations72
US10727530B2Jul 28, 2020
Positive electrode active material, positive electrode, battery, battery pack, electronic device, electric vehicle, power storage device, and power system
MURATA MANUFACTURING CO3 citations68
US10868327B2Dec 15, 2020
Negative electrode for secondary battery, secondary battery, battery pack, electric vehicle, power storage system, power tool, and electronic device
MURATA MANUFACTURING CO1 citations57
US10707539B2Jul 7, 2020
Battery
MURATA MANUFACTURING CO0 citations51
US12211993B2Jan 28, 2025
Positive electrode active material for secondary battery, and secondary battery
MURATA MANUFACTURING CO0 citations46
US12394824B2Aug 19, 2025
Secondary battery
MURATA MANUFACTURING CO0 citations44
US12362359B2Jul 15, 2025
Positive electrode for secondary battery, and secondary battery
MURATA MANUFACTURING CO0 citations44
US10403882B2Sep 3, 2019
Secondary battery-use active material, secondary battery-use electrode, secondary battery, battery pack, electric vehicle, electric power storage system, electric power tool, and electronic apparatus
MURATA MANUFACTURING CO0 citations39
SONY CORP
4 patentsUS7736807B2Jun 15, 2010
Non-aqueous electrolytic solution secondary battery
SONY CORP24 citations92
US9831532B2Nov 28, 2017
Nonaqueous electrolyte secondary battery
SONY CORP0 citations51
US9716275B2Jul 25, 2017
Cylindrical nonaqueous electrolyte battery
SONY CORP1 citations51
US9647298B2May 9, 2017
Nonaqueous electrolyte battery and electrical apparatus
SONY CORP0 citations51