Inventor

MASAYOSHI TAKESHI

JP4 patents

⚠️ This page may combine multiple inventors who share the name “MASAYOSHI TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HITACHI CHEMICAL CO LTD

3 patents

US10122018B2Nov 6, 2018

Negative electrode material for lithium-ion secondary battery,method for manufacturing negative electrode material for lithium-ion secondary battery, negative electrode material slurry for lithium-ion secondary battery, negative electrode for lithium-ion secondary battery, and lithium-ion secondary battery

HITACHI CHEMICAL CO LTD3 citations69

US10601044B2Mar 24, 2020

Negative electrode material for lithium-ion secondary battery, method for manufacturing negative electrode material for lithium-ion secondary battery, negative electrode material slurry for lithium-ion secondary battery, negative electrode for lithium-ion secondary battery, and lithium-ion secondary battery

HITACHI CHEMICAL CO LTD1 citations59

US12401038B2Aug 26, 2025

Negative electrode material for lithium ion secondary battery, production method for negative electrode material for lithium ion secondary battery, negative electrode material slurry for lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary battery

HITACHI CHEMICAL CO LTD0 citations46

SHOWA DENKO MATERIALS CO LTD

1 patent

US12283695B2Apr 22, 2025

Negative electrode material for lithium ion secondary battery, method of manufacturing negative electrode material for lithium ion secondary battery, negative electrode material slurry for lithium ion secondary battery, negative electrode for lithium ion secondary battery, and lithium ion secondary battery

SHOWA DENKO MATERIALS CO LTD0 citations49