With the analysis among 134 patents, we discovered top 58 key players by total patent application. Sony Group Corp., Samsung Electronics Co., Ltd., TOSHIBA Corp. are dominant in this area. They take 17.91% of the total patent filing.
Tokyo-to, Japan
Patent: 11
Kanagawa-ken, Japan
Patent: 4
Toyama-ken, Japan
Patent: 3
California, United States
Patent: 2
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With the analysis among related 24 patents applied in the last 5 years. We discover 21 most active companies in this area. The fast-growing Shanghai Shannan Survey and Design Co., Ltd., Xian Research Inst of China Coal Tech & Eng Group Corp., China University of Mining & Technology take 20.83% of patent filing during this period.
Shanghai Shi, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Shandong Sheng, China
Patent: 1
Yunnan Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among related 24 patents in last 5 years, we discover 18 new entrants. Shanghai Shannan Survey and Design Co., Ltd., Xian Research Inst of China Coal Tech & Eng Group Corp., CNPC Aobo (Chengdu) Technology Co., Ltd. are the most active new entrants in this area.
Shanghai Shi, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Shandong Sheng, China
Patent: 1
Yunnan Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Hebei Dense Technology Co., Ltd.
Hebei Sheng, China
Patent: 1
With the analysis among 7 patents, we discovered top 3 universities and scientific research institutions by total patent application.
Jiangsu Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1