With the analysis among 71,776 patents, we discovered top 477 key players by total patent application. Toyota Motor Corp., Nissan Motor Co., Ltd., Robert Bosch GmbH are dominant in this area. They take 8.17% of the total patent filing.
With the analysis among related 15,839 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Guangxi Yuchai Machinery Group Co., Ltd., Weichai Power Co., Ltd., Hudong Heavy Machinery Co., Ltd. take 5.74% of patent filing during this period.
With the analysis among related 15,839 patents in last 5 years, we discover 109 new entrants. FAW Jiefang Automotive Co. Ltd., Hubei Langtong Power Technology Co. Ltd., Nantong University are the most active new entrants in this area.
With the analysis among 6,130 patents, we discovered top 326 universities and scientific research institutions by total patent application. Harbin Engineering University, Tianjin University, Jiangsu University are dominant in this area. They take 13.69% of the total patent filing.