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
Samsung Electronics Co., Ltd.
Victor Company of Japan Ltd.
Kanagawa-ken, Japan
Patent: 4
Matsushita Electronics Corp.
Toyama-ken, Japan
Patent: 3
Mitsubishi Electric Corp.
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 Shannan Survey and Design Co., Ltd.
Shanghai Shi, China
Patent: 2
Xian Research Inst of China Coal Tech & Eng Group Corp.
Shaanxi Sheng, China
Patent: 2
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 1
CNPC Aobo (Chengdu) Technology Co., Ltd.
Sichuan Sheng, China
Patent: 1
Taiyuan University of Science & Technology
Shanxi Sheng, China
Patent: 1
Zhongyan Technology Co., Ltd.
Beijing Shi, China
Patent: 1
Shandong Sheng, China
Patent: 1
North Night Vision Technology Co. Ltd.
Yunnan Sheng, China
Patent: 1
Suzhou Traffic Engineering Testing Center Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Schaeffler Technologies AG & Co. KG
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 Shannan Survey and Design Co., Ltd.
Shanghai Shi, China
Patent: 2
Xian Research Inst of China Coal Tech & Eng Group Corp.
Shaanxi Sheng, China
Patent: 2
CNPC Aobo (Chengdu) Technology Co., Ltd.
Sichuan Sheng, China
Patent: 1
Taiyuan University of Science & Technology
Shanxi Sheng, China
Patent: 1
Zhongyan Technology Co., Ltd.
Beijing Shi, China
Patent: 1
Shandong Sheng, China
Patent: 1
North Night Vision Technology Co. Ltd.
Yunnan Sheng, China
Patent: 1
Suzhou Traffic Engineering Testing Center Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Schaeffler Technologies AG & Co. KG
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.
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 1
Taiyuan University of Science & Technology
Shanxi Sheng, China
Patent: 1