With the analysis among 77,910 patents, we discovered top 462 key players by total patent application. Panasonic Holdings Corp., Matsushita Electronics Corp., Mitsubishi Electric Engineering Co., Ltd. are dominant in this area. They take 10.43% of the total patent filing.
With the analysis among related 32,632 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, LG Electronics, Inc., Haier Smart Home Co., Ltd. take 4.69% of patent filing during this period.
With the analysis among related 32,632 patents in last 5 years, we discover 88 new entrants. Zhejiang Geely Holding Group Co., Ltd., Hebei Daorong New Energy Technology Co., Ltd., Shaanxi University of Technology are the most active new entrants in this area.
With the analysis among 9,919 patents, we discovered top 355 universities and scientific research institutions by total patent application. Tsinghua University, Tianjin University, Southeast University are dominant in this area. They take 9.91% of the total patent filing.