With the analysis among 4,245 patents, we discovered top 482 key players by total patent application. Mitsubishi Electric Corp., Hitachi Ltd., TOSHIBA Corp. are dominant in this area. They take 17.95% of the total patent filing.
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 337
Tokyo-to, Japan
Patent: 228
Tokyo-to, Japan
Patent: 197
Shiga-ken, Japan
Patent: 58
Connecticut, United States
Patent: 56
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 41
Hitachi Building Systems Co., Ltd.
Tokyo-to, Japan
Patent: 38
With the analysis among 15 patents, we discovered top 13 start-ups by total patent application. Aisin KK, Beijing Beifang Jichuang Technology & Trade Co. Ltd., Beijing Baidu Netcom Science & Technology Co., Ltd. are active in this area.
Beijing Beifang Jichuang Technology & Trade Co. Ltd.
Beijing Shi, China
Patent: 2
Beijing Baidu Netcom Science & Technology Co., Ltd.
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Shenzhen Royole Technologies Co., Ltd.
Guangdong Sheng, China
Patent: 1
Beijing Mech-Mind Robotics Technologies Co., Ltd.
Beijing Shi, China
Patent: 1
Guangzhou Huidian Yunlian Internet Technology Co. Ltd.
Guangdong Sheng, China
Patent: 1
Harbin Wright Brothers Flight Technology Co., Ltd.
Heilongjiang Sheng, China
Patent: 1
Archimedes Controls Corp.
California, United States
Patent: 1
Zhejiang Sheng, China
Patent: 1
With the analysis among related 1,072 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, Toshiba Elevator Corp., Yanshan University take 5.13% of patent filing during this period.
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 27
Hebei Sheng, China
Patent: 13
Beijing National Railway Rsch & Design Inst of Signal & Comm
Beijing Shi, China
Patent: 13
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 12
Shiga-ken, Japan
Patent: 8
Dalian University of Technology
Liaoning Sheng, China
Patent: 7
Panasonic Intellectual Property Management Co. Ltd.
State Grid Corp. of China
Beijing Shi, China
Patent: 7
With the analysis among related 1,072 patents in last 5 years, we discover 422 new entrants. Beijing National Railway Rsch & Design Inst of Signal & Comm, Dalian University of Technology, QUALCOMM, Inc. are the most active new entrants in this area.
Beijing National Railway Rsch & Design Inst of Signal & Comm
Beijing Shi, China
Patent: 13
Dalian University of Technology
Liaoning Sheng, China
Patent: 7
California, United States
Patent: 6
Xuzhou Qiandun Intelligent Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 6
Qingdao Haier Air Conditioning Electronics Co., Ltd.
Shandong Sheng, China
Patent: 5
Wisconsin, United States
Patent: 5
Hua Ao Ke Ji ( Su Zhou ) Gu Fen You Xian Gong Si
Jiangsu Sheng, China
Patent: 5
Qingdao Haier Air Conditioner Co., Ltd.
Shandong Sheng, China
Patent: 4
Shanghai Mitsubishi Elevator Co., Ltd.
Shanghai Shi, China
Patent: 4
Hanshi Photodynamic Technology (Guangdong) Co., Ltd.
Guangdong Sheng, China
Patent: 4
With the analysis among 436 patents, we discovered top 145 universities and scientific research institutions by total patent application. Yanshan University, Zhejiang University of Technology, Tianjin University are dominant in this area. They take 11.70% of the total patent filing.
Hebei Sheng, China
Patent: 14
Zhejiang University of Technology
Zhejiang Sheng, China
Patent: 13
Tianjin Shi, China
Patent: 12
Zhejiang Sheng, China
Patent: 8
Chongqing Shi, China
Patent: 7
Suzhou Vocational University
University of Connecticut
Connecticut, United States
Patent: 6
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 6
Northwestern Polytechnical University
Shaanxi Sheng, China
Patent: 6
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 6