legal ground
Article 7 of the patent law
No unit or individual may suppress an inventor or designer's application for a patent for non-service invention-creation.
Article 8
Unless otherwise agreed, the right to apply for a patent belongs to the invention-creation completed in cooperation with two or more units or individuals, or the invention-creation entrusted by other units or individuals; After the application is approved, the applicant unit or individual shall be the patentee.