Inventor

KOYAMADA KOHEI

JP3 patents

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

TOYOTA MOTOR CO LTD

2 patents

US11515561B2Nov 29, 2022

Secondary battery system and secondary battery control method

TOYOTA MOTOR CO LTD2 citations68

US11085970B2Aug 10, 2021

Secondary battery degradation state estimation method, degradation state estimation device, control method, and control system

TOYOTA MOTOR CO LTD2 citations68

YAMAMOTO TORU

1 patent

US11139498B2Oct 5, 2021

Electrode catalyst for fuel cells

YAMAMOTO TORU0 citations57