With the analysis among 112 patents, we discovered top 35 key players by total patent application. Wankel, Hitachi Ltd., Stackpole International Engineered Products Ltd. are dominant in this area. They take 16.07% of the total patent filing.
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Patent: 8
Stackpole International Engineered Products Ltd.
Sumitomo Heavy Industries, Ltd.
Fukushima-ken, Japan
Patent: 4
Colorado, United States
Patent: 4
North Carolina, United States
Patent: 3
Aichi-ken, Japan
Patent: 3
Illinois Tool Works, Inc.
Illinois, United States
Patent: 2
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With the analysis among related 15 patents applied in the last 5 years. We discover 5 most active companies in this area. The fast-growing Stackpole International Engineered Products Ltd., Fornovo Gas SpA, NITTAN take 46.67% of patent filing during this period.
Stackpole International Engineered Products Ltd.
Emilia-Romagna, Italy
Patent: 1
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Patent: 1
Beijing Institute of Technology
Beijing Shi, China
Patent: 1
Dalian University of Technology
Liaoning Sheng, China
Patent: 1
With the analysis among related 15 patents in last 5 years, we discover 5 new entrants. Stackpole International Engineered Products Ltd., Fornovo Gas SpA, NITTAN are the most active new entrants in this area.
Stackpole International Engineered Products Ltd.
Emilia-Romagna, Italy
Patent: 1
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Patent: 1
Beijing Institute of Technology
Beijing Shi, China
Patent: 1
Dalian University of Technology
Liaoning Sheng, China
Patent: 1
With the analysis among 8 patents, we discovered top 5 universities and scientific research institutions by total patent application. Tongji University, Beijing Institute of Technology, Zhejiang University are dominant in this area. They take 37.50% of the total patent filing.
Shanghai Shi, China
Patent: 1
Beijing Institute of Technology
Beijing Shi, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Zhejiang Sci-Tech University
Zhejiang Sheng, China
Patent: 1