With the analysis among 1,311 patents, we discovered top 480 key players by total patent application. State Grid Corp. of China, Cal West Specialty Coatings, Inc., Nippon Paint Holdings Co., Ltd. are dominant in this area. They take 4.81% of the total patent filing.
State Grid Corp. of China
Beijing Shi, China
Patent: 18
Cal West Specialty Coatings, Inc.
undefined undefined
Patent: 18
Nippon Paint Holdings Co., Ltd.
Osaka-fu, Japan
Patent: 16
Tokyo-to, Japan
Patent: 15
Tokyo-to, Japan
Patent: 14
Tokyo-to, Japan
Patent: 14
Tanita Housing Wear Co. Ltd.
Nippon Shokubai Co., Ltd.
Tokyo-to, Japan
Patent: 13
Noord-Holland, Netherlands
Patent: 10
Tokyo-to, Japan
Patent: 10
No data, please try another search term
With the analysis among related 510 patents applied in the last 5 years. We discover 375 most active companies in this area. The fast-growing Bosiger Steel Co., Ltd, Hangzhou Qingzhiyuan Environmental Technology Co., Ltd., State Grid Corp. of China take 3.14% of patent filing during this period.
undefined undefined
Patent: 6
Hangzhou Qingzhiyuan Environmental Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 5
State Grid Corp. of China
Beijing Shi, China
Patent: 5
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 5
Shenzhen Jiupin Air Purification Technology Co., Ltd.
Guangdong Sheng, China
Patent: 3
Shanghai Yange Electromechanical Technology Co., Ltd.
Shanghai Shi, China
Patent: 3
Guangxi Zhuangzu Zizhiqu, China
Patent: 3
Tianjin Wanhe Weiye Information Technology Development Co., Ltd.
Tianjin Shi, China
Patent: 2
China National Inspection and Testing Holding Group Xi'an Co., Ltd.
Shaanxi Sheng, China
Patent: 2
Gansu Qinyuan Environmental Protection Technology Co., Ltd.
Gansu Sheng, China
Patent: 2
With the analysis among related 510 patents in last 5 years, we discover 350 new entrants. Hangzhou Qingzhiyuan Environmental Technology Co., Ltd., Shenzhen Jiupin Air Purification Technology Co., Ltd., Shanghai Yange Electromechanical Technology Co., Ltd. are the most active new entrants in this area.
Hangzhou Qingzhiyuan Environmental Technology Co., Ltd.
Zhejiang Sheng, China
Patent: 5
Shenzhen Jiupin Air Purification Technology Co., Ltd.
Guangdong Sheng, China
Patent: 3
Shanghai Yange Electromechanical Technology Co., Ltd.
Shanghai Shi, China
Patent: 3
Tianjin Wanhe Weiye Information Technology Development Co., Ltd.
Tianjin Shi, China
Patent: 2
China National Inspection and Testing Holding Group Xi'an Co., Ltd.
Shaanxi Sheng, China
Patent: 2
Gansu Qinyuan Environmental Protection Technology Co., Ltd.
Gansu Sheng, China
Patent: 2
Fujian Jicheng Umbrella Co. Ltd.
Fujian Sheng, China
Patent: 2
Centre Testing International(Ningbo)Co.,Ltd.
Zhejiang Sheng, China
Patent: 2
Jiangsu Yuzhi Watershed Management Technology Research Institute Co., Ltd.
Jiangsu Sheng, China
Patent: 2
Shanghai Zitu New Material Technology Co., Ltd.
Shanghai Shi, China
Patent: 2
With the analysis among 220 patents, we discovered top 91 universities and scientific research institutions by total patent application. Southwest Jiaotong University, East China Jiaotong University, Zhejiang University are dominant in this area. They take 9.55% of the total patent filing.
Southwest Jiaotong University
Sichuan Sheng, China
Patent: 7
East China Jiaotong University
Jiangxi Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 6
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 5
Tianjin Normal University
Tianjin Shi, China
Patent: 5
Jiangsu Sheng, China
Patent: 4
Guangxi Zhuangzu Zizhiqu, China
Patent: 4
Shanghai Shi, China
Patent: 3
Delaware, United States
Patent: 3
Jiangxi Sheng, China
Patent: 3