With the analysis among 321 patents, we discovered top 165 key players by total patent application. Hitachi Ltd., Switch Communications Group LLC, TOSHIBA Corp. are dominant in this area. They take 10.59% of the total patent filing.
Tokyo-to, Japan
Patent: 18
Switch Communications Group LLC
Nevada, United States
Patent: 8
Matsushita Electric Works Co. Ltd.
Nordrhein-Westfalen, Germany
Patent: 5
Mitsubishi Heavy Industries, Ltd.
Nippon Telegraph & Telephone Corp.
Baden-Württemberg, Germany
Patent: 5
Hitachi Building Systems Co., Ltd.
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 5
With the analysis among 2 patents, we discovered top 1 start-ups by total patent application.
Massachusetts, United States
Patent: 2
With the analysis among related 38 patents applied in the last 5 years. We discover 29 most active companies in this area. The fast-growing Panzhihua Landing Environmental Protection Technology Co., Ltd., Hitachi Ltd., Fujian Water Conservancy and Hydropower Survey, Design and Research Institute Co., Ltd. take 10.53% of patent filing during this period.
Panzhihua Landing Environmental Protection Technology Co., Ltd.
Sichuan Sheng, China
Patent: 2
Fujian Water Conservancy and Hydropower Survey, Design and Research Institute Co., Ltd.
Fujian Sheng, China
Patent: 1
Powerchina Chengdu Engineering Corp. Ltd.
Sichuan Sheng, China
Patent: 1
Beijing Huashang Sanyou New Energy Technology Co. Ltd.
Beijing Shi, China
Patent: 1
Panzhihua Pangang Group Design Research Yuan Co. Ltd.
Sichuan Sheng, China
Patent: 1
Taiyuan Institute of Technology
Shanxi Sheng, China
Patent: 1
Mitsubishi Electric Corp.
Qingdao Zhongkemaite New Energy Co., Ltd.
Shandong Sheng, China
Patent: 1
With the analysis among related 38 patents in last 5 years, we discover 23 new entrants. Panzhihua Landing Environmental Protection Technology Co., Ltd., Fujian Water Conservancy and Hydropower Survey, Design and Research Institute Co., Ltd., Fujian Shichuang Establishment Co., Ltd. are the most active new entrants in this area.
Panzhihua Landing Environmental Protection Technology Co., Ltd.
Sichuan Sheng, China
Patent: 2
Fujian Water Conservancy and Hydropower Survey, Design and Research Institute Co., Ltd.
Fujian Sheng, China
Patent: 1
Fujian Shichuang Establishment Co., Ltd.
Fujian Sheng, China
Patent: 1
Beijing Huashang Sanyou New Energy Technology Co. Ltd.
Beijing Shi, China
Patent: 1
China United Network Communications Group Co., Ltd.
Beijing Shi, China
Patent: 1
Shandong Dingnuo Energy Saving and Environmental Protection Service Co., Ltd.
Shandong Sheng, China
Patent: 1
Panzhihua Pangang Group Design Research Yuan Co. Ltd.
Sichuan Sheng, China
Patent: 1
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 1
Aichi-ken, Japan
Patent: 1
With the analysis among 36 patents, we discovered top 12 universities and scientific research institutions by total patent application. Wuhan University of Technology, Shanghai Jiao Tong University, Osaka University are dominant in this area. They take 13.89% of the total patent filing.
Wuhan University of Technology
Hubei Sheng, China
Patent: 3
Shanghai Jiao Tong University
Shanghai Shi, China
Patent: 1
Beijing Shi, China
Patent: 1
Jiangxi Sheng, China
Patent: 1
Beijing Jiaotong University
Beijing Shi, China
Patent: 1
Seoul National University of Science & Technology
Liaoning Sheng, China
Patent: 1
Xi'an University of Architecture & Technology
Shaanxi Sheng, China
Patent: 1
Shanghai Ocean University
Shanghai Shi, China
Patent: 1