They're behind, Toyota announced in 2017 that they would begin solid state battery production in 2022: https://www.greencarreports.com/news/1111717_2022-toyota-

They're behind, Toyota announced in 2017 that they would begin solid state battery production in 2022: https://www.greencarreports.com/news/1111717_2022-toyota-electric-car-to-use-solid-state-batteries-for-faster-fast-charging-report https://www.greencarreports.com/news/1111717_2022-toyota-ele... I would take solid state battery announcements with a large grain of salt.