Yarrrrrbright/Shutterstock We may receive a commission on purchases made from links. OnePlus has been one of the top smartphone brands in the U.S. for years now, with the company officially entering the market in 2014 by selling the OnePlus One on an invite-only basis. Despite its presence in the U.S., the Chinese tech company doesn't make all of its phones available to stateside customers. Some of its best phones are sold exclusively in other countries, while U.S. customers only get a handful of options.  In fact, when you take a look at OnePlus' U.S. website at the time of this…