With the analysis among 147,617 patents, we discovered top 462 key players by total patent application. Halliburton Energy Services, Inc., Hilti AG, Robert Bosch GmbH are dominant in this area. They take 2.79% of the total patent filing.
With the analysis among 323 patents, we discovered top 84 start-ups by total patent application. Data Over Ego, Tycom, Inc., Pangaea Data Ltd. are active in this area.
With the analysis among related 70,313 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China National Petroleum Corp., Southwest Petroleum University, Sinopec Oilfield Service Corp. take 1.63% of patent filing during this period.
With the analysis among related 70,313 patents in last 5 years, we discover 52 new entrants. Hunan Wuxin Tunnel Intelligent Equipment Co., Ltd., Guangdong Power Grid Co. Ltd., China Construction Eighth Engineering Division Corp. Ltd. are the most active new entrants in this area.
With the analysis among 16,146 patents, we discovered top 385 universities and scientific research institutions by total patent application. Southwest Petroleum University, China University of Mining & Technology, Henan Polytechnic University are dominant in this area. They take 9.51% of the total patent filing.