Origin of Toyota Motor Corporation

Toyota Motor Corporation is an automobile industrial manufacturing company headquartered in Toyota City, Aichi Prefecture, Japan and Bunkyo Ward, Tokyo. Since 2008, Toyota Motor Corporation has gradually replaced General Motors Corporation as the world’s No. 1 car manufacturer. Its brands mainly include Toyota, Lexus and other series of high-end and low-end models.

There are two pure electric vehicles developed by Toyota Motor Corporation, iQ and eQ; in addition, the company also launched a lithium-ion battery RAV4 pure electric vehicle that replaces the pure electric vehicle RAV4 using nickel-metal hydride batteries, which adopts the power system of Tesla in the United States.

2.Inventor partnership
Toyota Motor Corporation ranks first in the number of inventions and patents in the field of power lithium-ion electrode technology. Its annual average number of patent applications is 7. The technical fields of the main inventors are concentrated in rechargeable batteries and secondary batteries. technical field.

As shown in Figure 1, Toyota Motor Corporation’s inventors’ cooperation relationship in the field of power lithium-ion battery electrode technology is shown. The figure selects the top 50 inventors in the number of patent applications for analysis. It can be seen from the figure that Toyota Motor Corporation has 2 main cooperative relationships in the field of power lithium-ion battery technology. Judging from the number of groups and the cooperative relationship between the inventors, Toyota’s technical personnel in the field of power lithium-ion battery electrode technology have relatively stable cooperative relationships and good technical communication and exchanges.

Figure 1 The Toyota Electric Vehicle Electrode Active Material Inventor Partnership

However, there are also key institutions that analyze their data and move the search results to the Innography database for key institution analysis. The analysis model provided by the Dialog Innography patent analysis platform comprehensively considers data such as the number of patents of the company, the number of patent categories, the number of regions involved in patents, the number of citations, operating income, and patent infringement. The established evaluation model, the ordinate reflects the company Owned resources, the abscissa represents the technical strength of the enterprise, and the size of the bubble represents the number of patents.

The comprehensive competitiveness comparison of important global R&D institutions is shown in Figure 2. Companies such as Toyota Motor and Mitsubishi Chemical are in the leading position in the comprehensive evaluation of patent application and market share. The comprehensive competitiveness comparison of important Chinese patent applicants is shown in Figure 3. , LG Chem Co., Ltd. Shenzhen Betterui Electronic Materials Co., Ltd. and Tsinghua University and other enterprises and institutions have high comprehensive competitiveness. This section analyzes the data of the above-mentioned leading companies and institutions in the industry, and introduces the general situation of the institutions, the R&D personnel in the institutions, and the cooperation team of the main inventors.

Figure 2 Comparison of comprehensive competitiveness of global active betrothal gift R&D institutions
Figure 3 Comparison of comprehensive competitiveness of Chinese patent applicants for electrode active materials

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