Is that not the case? Or is the inventor usually just the project leaders?
It seems very wrong that Edison would have put himself on the patent as the inventor AND the owner of the patent.
A way to protect your inventorship is to write down what you think you invented, and submit it in writing to your employer. I work for a F500, and we have an official process for this, with a reward. It benefits the company to get patent-able ideas documented.
Check out how many patents Steve Jobs has. I suspect that he wanted to be listed as an inventor on anything that he was directly involved with, even only slightly.
Many patents are owned by the inventor(s).
I think it was only rarely plagiarism. Mostly it was just that stuff only gets noticed when it gets published by a prestigious university lab. They were probably honestly unaware that anyone else had ever done anything similar.
Since 1851, obituaries in The New York Times have been dominated by white men. Now, we’re adding the stories of other remarkable people.
https://www.nytimes.com/interactive/2018/obituaries/overlook...