With the analysis among 2,117 patents, we discovered top 485 key players by total patent application. Saint-Gobain Centre de Recherches et d'Études Européen SAS, Air Liquide SA, Saint-Gobain Isover G+H AG are dominant in this area. They take 13.51% of the total patent filing.
Nordrhein-Westfalen, Germany
Patent: 63
Ohio, United States
Patent: 50
Ohio, United States
Patent: 47
Connecticut, United States
Patent: 37
Hebei Sheng, China
Patent: 28
Ohio, United States
Patent: 27
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With the analysis among related 351 patents applied in the last 5 years. We discover 178 most active companies in this area. The fast-growing Saint-Gobain Centre de Recherches et d'Études Européen SAS, Arc France SAS, Dongxu Technology Group Co. Ltd. take 20.51% of patent filing during this period.
Beijing Shi, China
Patent: 17
Hebei Sheng, China
Patent: 15
Shandong Sheng, China
Patent: 10
Nordrhein-Westfalen, Germany
Patent: 10
Henan Sheng, China
Patent: 8
Ohio, United States
Patent: 7
Henan Sheng, China
Patent: 7
With the analysis among related 351 patents in last 5 years, we discover 144 new entrants. Dongxu Technology Group Co. Ltd., Qingdao Fusion Optoelectronics Technology Co., Ltd., Henan Sunshine Electric Technology Co., Ltd. are the most active new entrants in this area.
Beijing Shi, China
Patent: 17
Shandong Sheng, China
Patent: 10
Henan Sheng, China
Patent: 7
Shaanxi Sheng, China
Patent: 4
Henan Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Shandong Sheng, China
Patent: 3
With the analysis among 70 patents, we discovered top 23 universities and scientific research institutions by total patent application. Tsinghua University, Wuhan University of Technology, Donghua University are dominant in this area. They take 17.14% of the total patent filing.
Beijing Shi, China
Patent: 4
Hubei Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 2
Shandong Sheng, China
Patent: 1
Shanghai Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Taiwan Province, China
Patent: 1
Hubei Sheng, China
Patent: 1