With the analysis among 16,596 patents, we discovered top 478 key players by total patent application. Hyundai Motor Co., Ltd., Toyota Motor Corp., Idemitsu Kosan Co., Ltd. are dominant in this area. They take 6.00% of the total patent filing.
With the analysis among related 5,037 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Weichai Power Co., Ltd., Guangxi Yuchai Machinery Group Co., Ltd., China Petroleum & Chemical Corp. take 5.12% of patent filing during this period.
With the analysis among related 5,037 patents in last 5 years, we discover 237 new entrants. Dongfeng Motor Group Co., Ltd., Chibi Yinlun Industrial Heat Exchanger Co., Ltd., Anhui Aoge Auto Parts Co., Ltd. are the most active new entrants in this area.
With the analysis among 980 patents, we discovered top 161 universities and scientific research institutions by total patent application. Guangxi University, Sinopec Research Institute of Petroleum Processing, Jilin University are dominant in this area. They take 13.98% of the total patent filing.