According to the Patent Examination Guide, if the right to apply for a patent (or patent right) is transferred or transferred for other reasons, the applicant (or patentee) shall register with the Patent Office in the form of recording the change of the project.
In other words, the applicant can also be changed in the process of patent application, which belongs to the change of patent application right.
The change after authorization belongs to the change of the patentee.