It is clear just by viewing the title of that web page that Samsung has also adopted a minimalist design focus, similar to Apple products, but "minimalist" means just that, there is not a lot of design there to be similar to. It is simply a rectangle with rounded corners and a bezel (frame) around the rectangular LCD or similar display.
This is the Apple iPad shape:
The legal question is really whether any company can obtain exclusive design rights to a rectangle with rounded corners, a rectangle that has been used as a basic figure of geometry for ages.
Here is a website selling a rounded corner wood molding frame:
Here is a website selling a silver photo frame with rounded corners:
Here is a website selling metal card frames (7 x 11 inches).
Why should Apple be able to claim this timeless rectangular design as its own?