With the analysis among 133 patents, we discovered top 92 key players by total patent application. Dowa KK, Buckman Laboratories International, Inc., Toyota Motor Corp. are dominant in this area. They take 9.77% of the total patent filing.
Tennessee, United States
Patent: 4
Aichi-ken, Japan
Patent: 3
Shandong Sheng, China
Patent: 3
Nordrhein-Westfalen, Germany
Patent: 3
Beijing Shi, China
Patent: 2
With the analysis among 1 patents, we discovered top 1 start-ups by total patent application.
With the analysis among related 49 patents applied in the last 5 years. We discover 47 most active companies in this area. The fast-growing Central South University, Shandong Jiaotong University, Shandong Tianqing Technology Development Co. Ltd. take 14.29% of patent filing during this period.
Hunan Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Wuhan Hanyi Petroleum Technology Co., Ltd.
Hubei Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
With the analysis among related 49 patents in last 5 years, we discover 44 new entrants. Central South University, Shandong Jiaotong University, Shandong Tianqing Technology Development Co. Ltd. are the most active new entrants in this area.
Hunan Sheng, China
Patent: 3
Shandong Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Hubei Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Wuhan Hanyi Petroleum Technology Co., Ltd.
Hubei Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1
With the analysis among 43 patents, we discovered top 23 universities and scientific research institutions by total patent application. Central South University, Railway Technical Research Institute, Southwest Petroleum University are dominant in this area. They take 18.60% of the total patent filing.
Hunan Sheng, China
Patent: 3
Sichuan Sheng, China
Patent: 2
Tianjin Shi, China
Patent: 2
Shandong Sheng, China
Patent: 2
Fukuoka-ken, Japan
Patent: 1
Beijing Shi, China
Patent: 1
Hubei Sheng, China
Patent: 1