With the analysis among 370,010 patents, we discovered top 482 key players by total patent application. YKK Corp., Illinois Tool Works, Inc., Yoshida Kogyo KK are dominant in this area. They take 4.41% of the total patent filing.
With the analysis among related 158,363 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, YKK Corp., The Boeing Co. take 1.19% of patent filing during this period.
With the analysis among related 158,363 patents in last 5 years, we discover 35 new entrants. Guangdong Power Grid Co. Ltd., Grip Holding AS, Guizhou Provincial People's Hospital are the most active new entrants in this area.
With the analysis among 18,340 patents, we discovered top 413 universities and scientific research institutions by total patent application. Shandong University of Science & Technology, Zhejiang University, Jilin University are dominant in this area. They take 2.00% of the total patent filing.