What company makes the main battery for the Honda Prius?
Honda does not make the Prius, it is a Toyota product.
"Toyota Prius" batteries are manufactured by Panasonic.
Carolina Glove Company makes workgloves. R.J. Reynolds makes cigarettes. Krispy Kreme makes doughnuts. Honda builds small jets. Catepiller is building an axle plant. Thorlos makes socks. Lance makes snacks. Bradington Young makes furniture. Century makes furniture. TW Garner Food Company makes Texas Pete Hot Sauce. Burt's Bees makes personal care products. Carolina Beverage Corporation makes Cheerwine.
Honda is a well-known automobile company that produces different makes and models of cars. The Accord is one of the car models they produce. A pre-owned Honda Accord is a Honda Accord that has been previously owned by another person. This differs from a Brand new Honda Accord in that is usually already has mileage on it and may or may not show some signs of usage.
Motorcraft batteries are made by Johnson Controls which is the same company that makes the Sears DieHard, Walmart Everstart, and Optima battery. All are great batteries. You do not have to install a Motorcraft battery in your Ford. But if you insist you can buy Motorcraft batteries at O'reilly Auto Parts.