If you find out, be sure to let me know.
From what little research I've done, most of the design work is done in japan, it is not a country that believes in affirmative action. So take japanese as your second language.
There is a number of research companies in the states that do work on some of the components. The one that interested me most was SWRI (south west research institute) as they are located in the same state, and handle plenty of other interesting thing (space shuttles and the like)