What are the most valuable patents?

Generally speaking, high-value patents have the following four main characteristics:

First, it is "high", that is, it is difficult to develop and innovate technology;

The second is "stability", that is, the rights of patents are stable;

The third is "good", that is, the market prospect of patented products is good;

The fourth is "strong", that is, the technical competitiveness of patents is strong.