With the analysis among 73,022 patents, we discovered top 481 key players by total patent application. Mitsubishi Electric Corp., TOSHIBA Corp., Matsushita Electronics Corp. are dominant in this area. They take 4.09% of the total patent filing.
Tokyo-to, Japan
Patent: 1,213
Tokyo-to, Japan
Patent: 1,018
Osaka-fu, Japan
Patent: 759
Tokyo-to, Japan
Patent: 711
Tokyo-to, Japan
Patent: 550
Tokyo-to, Japan
Patent: 497
Toyama-ken, Japan
Patent: 474
Tokyo-to, Japan
Patent: 362
Tokyo-to, Japan
Patent: 354
With the analysis among 186 patents, we discovered top 55 start-ups by total patent application. M-I LLC, Ozone International LLC, Suzhou Jingtuo Semiconductor Technology Co Ltd. are active in this area.
Texas, United States
Patent: 27
Arkansas, United States
Patent: 16
Jiangsu Sheng, China
Patent: 12
Ontario, Canada
Patent: 11
Tokyo-to, Japan
Patent: 10
Tokyo-to, Japan
Patent: 10
California, United States
Patent: 8
Vaud, Switzerland
Patent: 5
Beijing Yifeng Technology Co. Ltd.
Beijing Shi, China
Patent: 4
With the analysis among related 13,991 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Ushio KK, Mitsubishi Electric Corp., Gree Electric Appliances, Inc. of Zhuhai take 1.50% of patent filing during this period.
Shimane-ken, Japan
Patent: 75
Tokyo-to, Japan
Patent: 72
Guangdong Sheng, China
Patent: 63
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Patent: 56
Beijing Shi, China
Patent: 49
Guangdong Sheng, China
Patent: 37
Zhejiang Sheng, China
Patent: 37
Guangdong Sheng, China
Patent: 34
Tokyo-to, Japan
Patent: 33
Zhejiang Sheng, China
Patent: 33
With the analysis among related 13,991 patents in last 5 years, we discover 186 new entrants. China Oxygen Technology (Guangzhou) Co., Ltd., Shaanxi Qinglang Wancheng Environmental Protection Technology Co., Ltd., Zhejiang Youshi Environmental Technology Co., Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 37
Shaanxi Sheng, China
Patent: 28
Zhejiang Sheng, China
Patent: 27
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Patent: 27
Guangdong Sheng, China
Patent: 19
Shanghai Shi, China
Patent: 19
Wisconsin, United States
Patent: 19
Beijing Shi, China
Patent: 17
Jiangsu Sheng, China
Patent: 15
Anhui Sheng, China
Patent: 14
With the analysis among 8,670 patents, we discovered top 309 universities and scientific research institutions by total patent application. Sichuan Normal University, Tsinghua University, Harbin Institute of Technology are dominant in this area. They take 8.65% of the total patent filing.
Sichuan Sheng, China
Patent: 407
Beijing Shi, China
Patent: 152
Heilongjiang Sheng, China
Patent: 117
Guangdong Sheng, China
Patent: 98
Zhejiang Sheng, China
Patent: 91
Tianjin Shi, China
Patent: 79
Zhejiang Sheng, China
Patent: 76
Jiangsu Sheng, China
Patent: 72
Zhejiang Sheng, China
Patent: 67
Beijing Shi, China
Patent: 59