With the analysis among 434 patents, we discovered top 56 key players by total patent application. Siemens AG, STC Plc, International Standard Electric Corp. are dominant in this area. They take 42.63% of the total patent filing.
Bayern, Germany
Patent: 84
New York, United States
Patent: 35
Nordrhein-Westfalen, Germany
Patent: 24
Nordrhein-Westfalen, Germany
Patent: 13
Gansu Sheng, China
Patent: 10
Noord-Holland, Netherlands
Patent: 6
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With the analysis among related 3 patents applied in the last 5 years. We discover 2 most active companies in this area.
Shanghai Shi, China
Patent: 1
Henan Sheng, China
Patent: 1
With the analysis among related 3 patents in last 5 years, we discover 2 new entrants.
Shanghai Shi, China
Patent: 1
Henan Sheng, China
Patent: 1
With the analysis among 5 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Beijing Shi, China
Patent: 1