With the analysis among 7,402 patents, we discovered top 479 key players by total patent application. Air Liquide SA, Air Products & Chemicals, Inc., Matsushita Electronics Corp. are dominant in this area. They take 9.85% of the total patent filing.
Pennsylvania, United States
Patent: 239
Osaka-fu, Japan
Patent: 229
Nordrhein-Westfalen, Germany
Patent: 126
Connecticut, United States
Patent: 98
Beijing Shi, China
Patent: 67
Tokyo-to, Japan
Patent: 66
SURREY, United Kingdom
Patent: 65
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With the analysis among related 2,399 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China ENFI Engineering Corp., Xi'an Thermal Power Research Institute Co., Ltd., Gree Electric Appliances, Inc. of Zhuhai take 4.50% of patent filing during this period.
Beijing Shi, China
Patent: 50
Shaanxi Sheng, China
Patent: 29
Guangdong Sheng, China
Patent: 29
Yunnan Sheng, China
Patent: 22
Hubei Sheng, China
Patent: 22
Hovedstaden, Denmark
Patent: 21
Liaoning Sheng, China
Patent: 20
Beijing Shi, China
Patent: 19
Zhejiang Sheng, China
Patent: 19
Shaanxi Sheng, China
Patent: 19
With the analysis among related 2,399 patents in last 5 years, we discover 356 new entrants. Gree Electric Appliances, Inc. of Zhuhai, China Metallurgical CCID Technology Research Center Co., Ltd., Dongda Nonferrous Metals Solid Waste Technology Research Institute (Liaoning) Co., Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 29
Chongqing Shi, China
Patent: 15
Liaoning Sheng, China
Patent: 15
Chongqing Shi, China
Patent: 11
Heilongjiang Sheng, China
Patent: 11
Shandong Sheng, China
Patent: 11
Shanghai Shi, China
Patent: 9
Zhejiang Sheng, China
Patent: 8
Beijing Shi, China
Patent: 8
With the analysis among 1,085 patents, we discovered top 193 universities and scientific research institutions by total patent application. Huazhong University of Science & Technology, Kunming University of Science & Technology, Xi'an Jiaotong University are dominant in this area. They take 12.81% of the total patent filing.
Hubei Sheng, China
Patent: 64
Yunnan Sheng, China
Patent: 42
Shaanxi Sheng, China
Patent: 29
Liaoning Sheng, China
Patent: 28
Hunan Sheng, China
Patent: 25
Beijing Shi, China
Patent: 24
Beijing Shi, China
Patent: 22
Jiangsu Sheng, China
Patent: 22
Beijing Shi, China
Patent: 21
Hubei Sheng, China
Patent: 17