With the analysis among 291 patents, we discovered top 177 key players by total patent application. American Can Co., UCAR Carbon Technology LLC, Central Glass Co., Ltd. are dominant in this area. They take 7.22% of the total patent filing.
Aichi-ken, Japan
Patent: 4
Guizhou Sheng, China
Patent: 3
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With the analysis among related 81 patents applied in the last 5 years. We discover 61 most active companies in this area. The fast-growing Jiangsu Puhui Ginkgo Industry Development Co., Ltd., Hebei University of Technology, Guizhou Yongxing Technology Co., Ltd. take 8.64% of patent filing during this period.
Jiangsu Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 2
Guizhou Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Guizhou Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Suzhou Kunsheng Gas Purification Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 1
With the analysis among related 81 patents in last 5 years, we discover 57 new entrants. Jiangsu Puhui Ginkgo Industry Development Co., Ltd., Hebei University of Technology, Guizhou Yongxing Technology Co., Ltd. are the most active new entrants in this area.
Jiangsu Sheng, China
Patent: 3
Hebei Sheng, China
Patent: 2
Guizhou Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Sichuan Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Suzhou Kunsheng Gas Purification Technology Co., Ltd.
Jiangsu Sheng, China
Patent: 1
Guizhou Sheng, China
Patent: 1
With the analysis among 75 patents, we discovered top 36 universities and scientific research institutions by total patent application. The University of Chicago, Shandong University, Guangxi University are dominant in this area. They take 14.67% of the total patent filing.
Illinois, United States
Patent: 3
Shandong Sheng, China
Patent: 2
Guangxi Zhuangzu Zizhiqu, China
Patent: 2
Hebei Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Tamil Nadu, India
Patent: 1