With the analysis among 321 patents, we discovered top 175 key players by total patent application. Dorr-Oliver, Inc., i3 membrane GmbH, Petrolite Corp. are dominant in this area. They take 14.33% of the total patent filing.
Pennsylvania, United States
Patent: 22
Sachsen, Germany
Patent: 13
Missouri, United States
Patent: 11
Minnesota, United States
Patent: 8
Nordrhein-Westfalen, Germany
Patent: 7
North Carolina, United States
Patent: 6
With the analysis among 2 patents, we discovered top 1 start-ups by total patent application.
Massachusetts, United States
Patent: 2
With the analysis among related 169 patents applied in the last 5 years. We discover 100 most active companies in this area. The fast-growing Kunming University of Science & Technology, LG Electronics, Inc., Suzhou Zhaohe Environmental Energy Technology Co., Ltd. take 7.69% of patent filing during this period.
Yunnan Sheng, China
Patent: 5
Jiangsu Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 3
Henan Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Nordrhein-Westfalen, Germany
Patent: 3
With the analysis among related 169 patents in last 5 years, we discover 90 new entrants. LG Electronics, Inc., Suzhou Zhaohe Environmental Energy Technology Co., Ltd., Xiaomi Technology (Wuhan) Co., Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 4
Hubei Sheng, China
Patent: 3
Nordrhein-Westfalen, Germany
Patent: 3
Henan Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Massachusetts, United States
Patent: 2
Massachusetts, United States
Patent: 2
With the analysis among 52 patents, we discovered top 27 universities and scientific research institutions by total patent application. Kunming University of Science & Technology, Hohai University, Zhejiang University are dominant in this area. They take 26.92% of the total patent filing.
Yunnan Sheng, China
Patent: 8
Jiangsu Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 2
Massachusetts, United States
Patent: 2
Hubei Sheng, China
Patent: 2
Jilin Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1