With the analysis among 235 patents, we discovered top 123 key players by total patent application. NEC Corp., Matsushita Electronics Corp., TOSHIBA Corp. are dominant in this area. They take 30.21% of the total patent filing.
Tokyo-to, Japan
Patent: 31
Matsushita Electronics Corp.
Osaka-fu, Japan
Patent: 24
Tokyo-to, Japan
Patent: 16
Tokyo-to, Japan
Patent: 15
Mitsubishi Electric Corp.
Tokyo-to, Japan
Patent: 11
Renesas Electronics Corp.
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 5
Toyama-ken, Japan
Patent: 3
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With the analysis among related 112 patents applied in the last 5 years. We discover 92 most active companies in this area. The fast-growing China University of Petroleum (East China), Shandong University of Science & Technology, Harbin Institute of Technology (Weihai) take 12.50% of patent filing during this period.
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 5
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 5
Harbin Institute of Technology (Weihai)
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Patent: 4
10th Research Institute of China Electronic Tech Group Corp.
Sichuan Sheng, China
Patent: 4
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 3
Gree Electric Appliances (Hefei) Co., Ltd.
Anhui Sheng, China
Patent: 3
Gree Electric Appliances, Inc. of Zhuhai
Guangdong Sheng, China
Patent: 3
Chongqing University of Posts and Telecommunications
Chongqing Shi, China
Patent: 2
China Ship Research and Design Center
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Patent: 2
National University of Defense Technology
Hunan Sheng, China
Patent: 2
With the analysis among related 112 patents in last 5 years, we discover 81 new entrants. Shandong University of Science & Technology, Harbin Institute of Technology (Weihai), 10th Research Institute of China Electronic Tech Group Corp. are the most active new entrants in this area.
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 5
Harbin Institute of Technology (Weihai)
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Patent: 4
10th Research Institute of China Electronic Tech Group Corp.
Sichuan Sheng, China
Patent: 4
Gree Electric Appliances (Hefei) Co., Ltd.
Anhui Sheng, China
Patent: 3
Chongqing University of Posts and Telecommunications
Chongqing Shi, China
Patent: 2
China Ship Research and Design Center
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Patent: 2
Zhejiang Sheng, China
Patent: 2
Xian Industrial University
Shaanxi Sheng, China
Patent: 2
CRRC Qingdao Sifang Co., Ltd.
Shandong Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
With the analysis among 112 patents, we discovered top 36 universities and scientific research institutions by total patent application. China University of Petroleum (East China), University of Electronic Science & Technology of China, National University of Defense Technology are dominant in this area. They take 15.18% of the total patent filing.
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 7
University of Electronic Science & Technology of China
Sichuan Sheng, China
Patent: 5
National University of Defense Technology
Hunan Sheng, China
Patent: 5
Shandong University of Science & Technology
Shandong Sheng, China
Patent: 5
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 4
Harbin Institute of Technology
Heilongjiang Sheng, China
Patent: 4
Beijing Shi, China
Patent: 3
Harbin Engineering University
Heilongjiang Sheng, China
Patent: 3
Zhejiang Sheng, China
Patent: 2
Civil Aviation University of China
Tianjin Shi, China
Patent: 2