With the analysis among 36,717 patents, we discovered top 476 key players by total patent application. Panasonic Holdings Corp., Matsushita Electronics Corp., TOSHIBA Corp. are dominant in this area. They take 7.00% of the total patent filing.
With the analysis among related 18,735 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing State Grid Corp. of China, Huawei Technologies Co., Ltd., Panasonic Intellectual Property Management Co. Ltd. take 1.13% of patent filing during this period.
With the analysis among related 18,735 patents in last 5 years, we discover 167 new entrants. Zhejiang Yasha Decoration Co., Ltd., Guangdong Power Grid Co. Ltd., Crane & Co., Inc. are the most active new entrants in this area.
With the analysis among 3,586 patents, we discovered top 372 universities and scientific research institutions by total patent application. Xidian University, South China University of Technology, Wuhan University are dominant in this area. They take 3.68% of the total patent filing.