From 2019 to 2022, the years with the largest year-on-year increase in the industrialization rate of my country’s invention patents are:

From 2019 to 2022, the year with the largest year-on-year increase in the industrialization rate of my country’s invention patents is as follows:

2022.

Legal analysis: Inventions protected by my country’s patent law include: inventions, utility models and designs. Invention refers to a new technical solution proposed for a product, method or improvement thereof. Utility models refer to new technical solutions proposed for the shape, structure or combination of products that are suitable for practical use. Appearance design refers to a new design that is aesthetically pleasing and suitable for industrial application based on the shape, pattern, or combination of the product, as well as the combination of color, shape, and pattern.

Legal basis: "Patent Law of the People's Republic of China"

Article 2 The inventions and creations mentioned in this law refer to inventions, utility models and designs. Invention refers to a new technical solution proposed for a product, method or improvement thereof. Utility models refer to new technical solutions proposed for the shape, structure or combination of products that are suitable for practical use. Appearance design refers to a new design that is aesthetically pleasing and suitable for industrial application based on the shape, pattern, or combination of the product, as well as the combination of color, shape, and pattern.

Article 3 The Patent Administration Department of the State Council is responsible for managing patent work nationwide; it shall uniformly accept and examine patent applications and grant patent rights in accordance with the law. The patent management departments of the people's governments of provinces, autonomous regions, and municipalities directly under the Central Government are responsible for patent management within their respective administrative regions.

High-speed rail technology, 5G communication technology.

1. High-speed rail technology. China's high-speed railway technology is among the best in the world, such as the invention patent of the "Fuxing" high-speed train.

2. 5G communication technology. China has obtained a large number of patents for its technological research and development results in 5G communications.