With the analysis among 18,462 patents, we discovered top 473 key players by total patent application. Toyota Motor Corp., Mazda Motor Corp., Mitsubishi Kogyo KK are dominant in this area. They take 22.78% of the total patent filing.
With the analysis among related 4,574 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Mazda Motor Corp., Toyota Motor Corp., IHI Power Systems Co., Ltd. take 8.88% of patent filing during this period.
With the analysis among related 4,574 patents in last 5 years, we discover 284 new entrants. FAW Jiefang Automotive Co. Ltd., Guangzhou Automobile Group Co., Ltd., Henan Diesel Engine Industry Co., Ltd. are the most active new entrants in this area.
With the analysis among 738 patents, we discovered top 134 universities and scientific research institutions by total patent application. Harbin Engineering University, Shanghai Jiao Tong University, Dalian University of Technology are dominant in this area. They take 10.30% of the total patent filing.