With the analysis among 5,427 patents, we discovered top 470 key players by total patent application. Panasonic Holdings Corp., Matsushita Electronics Corp., Samsung Electronics Co., Ltd. are dominant in this area. They take 1.82% of the total patent filing.
With the analysis among related 2,981 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Gree Electric Appliances, Inc. of Zhuhai, Wright Medical Technology, Inc., State Grid Corp. of China take 0.84% of patent filing during this period.
With the analysis among 684 patents, we discovered top 217 universities and scientific research institutions by total patent application. Beijing University of Technology, Shenyang Jianzhu University, Tianjin University are dominant in this area. They take 3.07% of the total patent filing.