With the analysis among 504 patents, we discovered top 136 key players by total patent application. Infineum International Ltd., Federal-Mogul Corp., The Lubrizol Corp. are dominant in this area. They take 26.19% of the total patent filing.
Michigan, United States
Patent: 37
Ohio, United States
Patent: 34
Illinois, United States
Patent: 24
Zuid-Holland, Netherlands
Patent: 17
Michigan, United States
Patent: 11
Hubei Sheng, China
Patent: 10
Arizona, United States
Patent: 9
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With the analysis among related 133 patents applied in the last 5 years. We discover 71 most active companies in this area. The fast-growing CARI Automobile Inspection Center (Tianjin) Co., Ltd., Johnson Matthey Plc, FAW Jiefang Automotive Co. Ltd. take 15.04% of patent filing during this period.
Tianjin Shi, China
Patent: 7
Jilin Sheng, China
Patent: 6
Tianjin Shi, China
Patent: 6
Tianjin Shi, China
Patent: 6
Anhui Sheng, China
Patent: 6
Ohio, United States
Patent: 5
Hubei Sheng, China
Patent: 5
Fujian Sheng, China
Patent: 4
ZURICH, Switzerland
Patent: 4
With the analysis among related 133 patents in last 5 years, we discover 53 new entrants. CARI Automobile Inspection Center (Tianjin) Co., Ltd., FAW Jiefang Automotive Co. Ltd., China Automotive Technology & Research Center are the most active new entrants in this area.
Tianjin Shi, China
Patent: 7
Jilin Sheng, China
Patent: 6
Tianjin Shi, China
Patent: 6
Anhui Sheng, China
Patent: 6
Fujian Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
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Patent: 2
Jiangxi Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 2
With the analysis among 40 patents, we discovered top 17 universities and scientific research institutions by total patent application. Tianjin University, Shanghai Jiao Tong University, Kunming University of Science & Technology are dominant in this area. They take 32.50% of the total patent filing.
Tianjin Shi, China
Patent: 9
Shanghai Shi, China
Patent: 2
Yunnan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Shaanxi Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Jiangsu Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1