Sony font here refers to the font used in the logo of Sony, which is a Japanese multinational conglomerate corporation that is famous for manufacturing electronics products.
The first Sony logo was introduced in 1957, which features the Sony logotype enclosed in a square box. Thereafter, the logo has been redesigned for several times and the current logo has been used since 1973, which is simply a logotype. The font used for it is very similar to a slab serif font called Clarendon originally designed by Robert Besley. The font is a commercial one and you can purchase and download the font here.
The Clarendon font identified above is not available for free, please follow the link above and purchase the font. Meanwhile, you can take a look at our collection of fonts for cars, pop music and apparel, some of which are available for free download.
In addition to Sony, Clarendon typeface is also used in the following logos, movie posters or album covers etc., including: Abbott, Vs., The Biography Channel, Vampire Hunter, Killing Lincoln, The Burrowers, Searching for Sugar Man, Crazy Heart, Catching Hell, Family Feud, El País, Wells Fargo, How to Dismantle an Atomic Bomb, The Karate Kid, Buck.