Toyota’s luxury car brand Lexus has reportedly filed a new trademark that could be a hint a new electric vehicle (EV) is on the horizon. Carscoops reports Lexus has trademarked the name RZ 450e in the US, Europe, and Australia. There are a few theories on what the new vehicle might be, but nothing is confirmed as yet. [Read: NY scooter operator ups safety with helmet selfies and quizzes after rider deaths] Carscoops reckons that it’ll be some kind of SUV or crossover because there are only two vehicles in Lexus’ lineup that begin with “R”: the RC coupe and…

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