With the analysis among 59,041 patents, we discovered top 459 key players by total patent application. China Petroleum & Chemical Corp., NDC, Inc., Owens Corning Fiberglas Technology, Inc. are dominant in this area. They take 2.25% of the total patent filing.
With the analysis among related 32,533 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Chang'an University, China Petroleum & Chemical Corp., Fujian Tietuo Machinery Co. Ltd. take 2.91% of patent filing during this period.
With the analysis among related 32,533 patents in last 5 years, we discover 127 new entrants. Shandong Chambroad Petrochemicals Co. Ltd., Shandong Hi-speed Co., Ltd., Liaoning Baolai Bioenergy Co., Ltd. are the most active new entrants in this area.
With the analysis among 9,434 patents, we discovered top 327 universities and scientific research institutions by total patent application. Chang'an University, Southeast University, Changsha University of Science & Technology are dominant in this area. They take 21.61% of the total patent filing.