The Supreme Court's job is less about correcting bad laws than striking down unconstitutional laws. Many terrible laws can be totally constitutional. The best way to fix a bad law is to replace it with a better law.
The judicial power in the United States extends to far more than "is this constitutional or not". It includes how to interpret and apply laws other than the Constitution, and the Supreme Court is the final stop for that process.
Much of the debate about the Federal Circuit is that its interpretation and application of patent law departs radically from the Supreme Court's interpretation and application.