Japan, July 14 -- PRIME PLANET ENERGY & SOLUTIONS INC,PRIMEARTH EV ENERGY CO LTD,TOYOTA MOTOR CORP has got intellectual property rights for 'METHOD FOR MANUFACTURING BATTERY STACK.' Other related details are as follows:
Application Number: JP,2022-149997
Category (FI): H01M10/0566,H01M10/058
Stage: PROBLEM TO BE SOLVED: To enable the duration for which a plurality of battery cells constituting a battery stack are left intact in a voltage stabilization step to be shortened.SOLUTION: A method for manufacturing a battery stack that comprises a plurality of battery cells which are lithium-ion secondary cells includes: a cell assembly step; an initial charge step; a cell self-discharge step; a voltage value measurement step for measuring the ...