With the analysis among 203,773 patents, we discovered top 463 key players by total patent application. The Lubrizol Corp., NSK Ltd., Exxon Research & Engineering Co. are dominant in this area. They take 3.62% of the total patent filing.
With the analysis among related 38,577 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Schaeffler Technologies AG & Co. KG, Afton Chemical Corp., NTN Toyo Bearing Co., Ltd. take 1.65% of patent filing during this period.
With the analysis among related 38,577 patents in last 5 years, we discover 37 new entrants. Baker Hughes Oilfield Operations LLC, CITIC Dicastal Co., Ltd., Ascend Performance Materials Operations LLC are the most active new entrants in this area.
With the analysis among 10,110 patents, we discovered top 348 universities and scientific research institutions by total patent application. Guangxi University, Lanzhou Institute of Chemical Physics, Sinopec Research Institute of Petroleum Processing are dominant in this area. They take 8.16% of the total patent filing.