With the analysis among 190 patents, we discovered top 57 key players by total patent application. Siemens AG, ABB Oy, ABB Industria SpA are dominant in this area. They take 34.74% of the total patent filing.
Bayern, Germany
Patent: 45
Nordrhein-Westfalen, Germany
Patent: 6
Nordrhein-Westfalen, Germany
Patent: 6
Michigan, United States
Patent: 5
Nordrhein-Westfalen, Germany
Patent: 5
No data, please try another search term
With the analysis among related 40 patents applied in the last 5 years. We discover 33 most active companies in this area. The fast-growing North China Electric Power University, Huazhong University of Science & Technology, Qingdao Banke Frequency Conversion Technology Co.,Ltd. take 20.00% of patent filing during this period.
Beijing Shi, China
Patent: 4
Hubei Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Steiermark, Austria
Patent: 2
Hebei Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
With the analysis among related 40 patents in last 5 years, we discover 27 new entrants. North China Electric Power University, Qingdao Banke Frequency Conversion Technology Co.,Ltd., Hunan University are the most active new entrants in this area.
Beijing Shi, China
Patent: 4
Shandong Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Steiermark, Austria
Patent: 2
Liaoning Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
With the analysis among 59 patents, we discovered top 25 universities and scientific research institutions by total patent application. Politechnika Gdanska, Hefei University of Technology, North China Electric Power University are dominant in this area. They take 22.03% of the total patent filing.
Pomorskie, Poland
Patent: 5
Anhui Sheng, China
Patent: 4
Beijing Shi, China
Patent: 4
Hubei Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 3
Oost-Vlaanderen, Belgium
Patent: 2
Zhejiang Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2