Can individual industrial and commercial households become patentees?

Of course. The patentee can be an individual, an enterprise or institution, or a joint application of an individual and an individual, an enterprise or institution, and an individual and an enterprise or institution. There is no limit to the number of applicants and inventors in a patent application. Article 3 of the Patent Law: The patent administrative department of the State Council is responsible for the management of patent work throughout the country; Accept and examine patent applications in a unified manner and grant patent rights according to law. The departments for patent administration under the people's governments of provinces, autonomous regions and municipalities directly under the Central Government shall be responsible for patent administration within their respective administrative areas.