Inventor
IWASA MASAAKI
JP13 patents
⚠️ This page may combine multiple inventors who share the name “IWASA MASAAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI AUTOMOTIVE SYSTEMS LTD
7 patentsUS10388939B2Aug 20, 2019
Secondary battery
HITACHI AUTOMOTIVE SYSTEMS LTD17 citations84
US10147925B2Dec 4, 2018
Square secondary battery
HITACHI AUTOMOTIVE SYSTEMS LTD2 citations71
US11552377B2Jan 10, 2023
Rectangular secondary battery
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations51
US9843028B2Dec 12, 2017
Secondary battery
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations51
US9741994B2Aug 22, 2017
Secondary battery with current breaking mechanism
HITACHI AUTOMOTIVE SYSTEMS LTD1 citations51
US9620762B2Apr 11, 2017
Electrical storage element
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations40
US10608286B2Mar 31, 2020
Secondary cell
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations39