With the analysis among 84 patents, we discovered top 29 key players by total patent application. Celanese International Corp., Shell Internationale Research Maatschappij BV, Hitachi Ltd. are dominant in this area. They take 44.05% of the total patent filing.
Celanese International Corp.
Texas, United States
Patent: 25
Shell Internationale Research Maatschappij BV
Zuid-Holland, Netherlands
Patent: 7
Sumitomo Electric Industries Ltd.
New Mexico, France
Patent: 2
JENOPTIK Traffic Solutions Switzerland AG
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With the analysis among related 1 patents applied in the last 5 years. We discover 1 most active companies in this area.
Tianjin Shi, China
Patent: 1
With the analysis among related 1 patents in last 5 years, we discover 1 new entrants.
Tianjin Shi, China
Patent: 1
With the analysis among 4 patents, we discovered top 2 universities and scientific research institutions by total patent application.
National Transport University
Zhejiang Gongshang University
Zhejiang Sheng, China
Patent: 1