With the analysis among 817 patents, we discovered top 486 key players by total patent application. Rocky Research, Carrier Corp., YORK International Corp. are dominant in this area. They take 8.57% of the total patent filing.
Alabama, United States
Patent: 44
Pennsylvania, United States
Patent: 13
Shandong Sheng, China
Patent: 9
Kingenta Ecological Engineering Group Co., Ltd.
Shandong Sheng, China
Patent: 8
Ebara Refrigeration Equipment & Systems Co. Ltd.
California, United States
Patent: 6
Shijiazhuang Dingwei Chemical Equipment Engineering Co., Ltd.
Hebei Sheng, China
Patent: 6
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With the analysis among related 206 patents applied in the last 5 years. We discover 172 most active companies in this area. The fast-growing Sichuan Dingli Wolff Technology Co., Ltd., Hebei Yunrui Chemical Equipment Co., Ltd., Suzhou Aiyuan Environmental Engineering Technology Service Co., Ltd. take 4.37% of patent filing during this period.
Sichuan Dingli Wolff Technology Co., Ltd.
Sichuan Sheng, China
Patent: 3
Hebei Yunrui Chemical Equipment Co., Ltd.
Hebei Sheng, China
Patent: 3
Suzhou Aiyuan Environmental Engineering Technology Service Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Suzhou Tianwo Environmental Energy Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 2
University of Science & Technology of China
Anhui Sheng, China
Patent: 2
Qinghai Yihua Chemical Co., Ltd.
Qinghai Sheng, China
Patent: 2
Guangdong Yi'an Biological Co., Ltd.
Guangdong Sheng, China
Patent: 2
Henan Qianhe Environmental Protection Technology Co., Ltd.
Henan Sheng, China
Patent: 2
Liaocheng Luxi Chemical Engineering Design Co., Ltd.
Shandong Sheng, China
Patent: 2
Shandong Jinyishan New Material Co., Ltd.
Shandong Sheng, China
Patent: 2
With the analysis among related 206 patents in last 5 years, we discover 153 new entrants. Sichuan Dingli Wolff Technology Co., Ltd., Hebei Yunrui Chemical Equipment Co., Ltd., Suzhou Aiyuan Environmental Engineering Technology Service Co., Ltd. are the most active new entrants in this area.
Sichuan Dingli Wolff Technology Co., Ltd.
Sichuan Sheng, China
Patent: 3
Hebei Yunrui Chemical Equipment Co., Ltd.
Hebei Sheng, China
Patent: 3
Suzhou Aiyuan Environmental Engineering Technology Service Co., Ltd.
Jiangsu Sheng, China
Patent: 3
Suzhou Tianwo Environmental Energy Engineering Co., Ltd.
Jiangsu Sheng, China
Patent: 2
University of Science & Technology of China
Anhui Sheng, China
Patent: 2
Qinghai Yihua Chemical Co., Ltd.
Qinghai Sheng, China
Patent: 2
Guangdong Yi'an Biological Co., Ltd.
Guangdong Sheng, China
Patent: 2
Henan Qianhe Environmental Protection Technology Co., Ltd.
Henan Sheng, China
Patent: 2
Liaocheng Luxi Chemical Engineering Design Co., Ltd.
Shandong Sheng, China
Patent: 2
Shandong Jinyishan New Material Co., Ltd.
Shandong Sheng, China
Patent: 2
With the analysis among 122 patents, we discovered top 54 universities and scientific research institutions by total patent application. Guangxi University, Tianjin University, Jilin University are dominant in this area. They take 18.03% of the total patent filing.
Guangxi Zhuangzu Zizhiqu, China
Patent: 10
Tianjin Shi, China
Patent: 5
Jilin Sheng, China
Patent: 4
Tianjin University of Commerce
Tianjin Shi, China
Patent: 4
Sichuan Sheng, China
Patent: 3
Beijing Shi, China
Patent: 3
Hebei University of Technology
Hebei Sheng, China
Patent: 3
Nanjing Normal University
Jiangsu Sheng, China
Patent: 2
East China University of Science & Technology
Shanghai Shi, China
Patent: 2
University of Science & Technology of China
Anhui Sheng, China
Patent: 2