ITAR restrictions come to mind but I'm not sure if they're the same. For example, if I were to produce a gyroscope with sufficient accuracy the U.S. government

ITAR restrictions come to mind but I'm not sure if they're the same. For example, if I were to produce a gyroscope with sufficient accuracy the U.S. government can legally prevent me from selling it to foreign entities. Sure my product has excellent civil uses but it can also be used in weaponry (e.g. missiles). Data may have similar implications but I've never thought about this in depth.