With the analysis among 9,650 patents, we discovered top 486 key players by total patent application. State Grid Corp. of China, Kennametal, Inc., Robert Bosch GmbH are dominant in this area. They take 2.01% of the total patent filing.
With the analysis among related 7,330 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Jilin University, Guangzhou Haozhi Industrial Co., Ltd., Henan Polytechnic University take 0.72% of patent filing during this period.
With the analysis among related 7,330 patents in last 5 years, we discover 340 new entrants. Henan Polytechnic University, Guangdong Power Grid Co. Ltd., Arden Precision Technology Co., Ltd. are the most active new entrants in this area.
With the analysis among 1,458 patents, we discovered top 278 universities and scientific research institutions by total patent application. Jilin University, Shandong University, Zhejiang University of Technology are dominant in this area. They take 3.98% of the total patent filing.