Japan, July 14 -- KOMATSU LTD has got intellectual property rights for 'SECONDARY BATTERY EVALUATION METHOD, SECONDARY BATTERY MANUFACTURING METHOD, AND SECONDARY BATTERY EVALUATION DEVICE.' Other related details are as follows:
Application Number: JP,2022-043841
Category (FI): H01M10/48@P,H01M10/44@P
Stage: PROBLEM TO BE SOLVED: To shorten a period required to acquire self-discharge characteristics over the entire voltage range that allows use of a secondary battery.SOLUTION: An external load having a known load amount is connected to a charged secondary battery. An output voltage of a secondary battery is measured at two different times after connection of the external load. The self-discharge characteristics of the secondary battery i...