This is the best tldr I could make , w o r k s t o d e v e l o p a dvancedelectriccarbattery reduced by 56 %. I ' m a bot Toyota Motor Corp said it aims to develop a more advanced electriccar battery quotIn a few yearsquot that will allow the Japanese automaker to build vehicles with up to 15 per cent greater range and battery life than they have currently . quotLithiumion battery is a key technology for electrifying cars , and there is a clear need , going forward , for improving this technology and its performance even more , quot Hisao Yamashige , a battery technology researcher at Toyota , told a media briefing in Tokyo on Thursday . Producers of allelectric battery cars , plugin electric hybrids , as well as conventional gaselectric hybrids are all striving to source or develop more advanced battery technologies to improve range , battery life and safety . Extended Summary Version 1 . 65 , ~ 24367 tldrs so far . % 23 autotldr PM ' s and comments are monitored , constructive feedback is welcome . Top keywords battery # 1 technology # 2 Toyota # 3 hybrid # 4 improve # 5