Your cognitive dissonance is why we cannot improve this system. Patents cannot both be responsible for his lack of profit from his invention and how he would have been fairly compensated.

Parents do exists and we was not fairly compensated, therefore patent do not solve their intended problem.

We live in this reality. Not whatever rose colored version you think could exist if we just get the correct tweaks in place.

At some point we need to stop trying to adapt the concepts people came up with hundreds of years ago. Created in a world that no longer resembles our own.

Consider how contentious the issue was that they redefined to included it in the constitution. The consider what other contentious issues were also included in that same document, i.e. the three fifths compromise.