What is the relationship between the patent applicant and the inventor?

Refers to the units or individuals that file patent applications. After the patent examination is passed, the patent applicant becomes the patentee and has the right to claim the patent granted by the patent law. To put it simply, the applicant is the name of the patent that is still under review. After the examination is passed, the identity becomes the patentee, and the patentee can sue with the patent. An inventor refers to a person who contributes to the patented technology. Generally speaking, in an enterprise, R&D personnel are inventors and enterprises are patent applicants. When the patent is approved, the enterprise is the patentee (R&D personnel or inventor), and the enterprise can be the patent plaintiff, but the R&D personnel cannot.