With the analysis among 15,163 patents, we discovered top 460 key players by total patent application. Dredging International BV, CCCC Tianjin Dredging Co., Ltd., Mitsubishi Kogyo KK are dominant in this area. They take 2.50% of the total patent filing.
Dredging International BV
CCCC Tianjin Dredging Co., Ltd.
Tianjin Shi, China
Patent: 115
Penta-Ocean Construction Co., Ltd.
Yamanashi, Japan
Patent: 74
Baggerwerken Decloedt & Zoon NV
CCCC Guangzhou Dredging Co. Ltd.
Guangdong Sheng, China
Patent: 57
Beijing Shi, China
Patent: 47
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 46
Utrecht, The Netherlands
Patent: 34
With the analysis among 11 patents, we discovered top 7 start-ups by total patent application. Utah Lake Restoration, MECS, Inc., Beijing Terminus Technology Group Co.,. Ltd. are active in this area.
Utah, United States
Patent: 5
Missouri, United States
Patent: 1
Beijing Terminus Technology Group Co.,. Ltd.
Beijing Shi, China
Patent: 1
Shenzhen Bominwell Robotics Co. Ltd.
Guangdong Sheng, China
Patent: 1
DeepBlue Technology (Shanghai) Co., Ltd.
Shanghai Shi, China
Patent: 1
Jiangsu Leuven Instrument Co. Ltd.
Jiangsu Sheng, China
Patent: 1
Hawaii, United States
Patent: 1
With the analysis among related 15,062 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing CCCC Tianjin Dredging Co., Ltd., CCCC Guangzhou Dredging Co. Ltd., PetroChina Co., Ltd. take 0.85% of patent filing during this period.
CCCC Tianjin Dredging Co., Ltd.
Tianjin Shi, China
Patent: 56
CCCC Guangzhou Dredging Co. Ltd.
Guangdong Sheng, China
Patent: 39
Beijing Shi, China
Patent: 33
Jiangsu Sheng, China
Patent: 31
China Petroleum & Chemical Corp.
Beijing Shi, China
Patent: 26
Powerchina Huadong Engineering Corp. Ltd.
Zhejiang Sheng, China
Patent: 22
Anhui Jiaming Environmental Protection Technology Co., Ltd.
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 20
Wuhan University of Technology
Hubei Sheng, China
Patent: 18
Shanghai Municipal Engineering Design Inst (Group) Co., Ltd.
Shanghai Shi, China
Patent: 17
With the analysis among related 15,062 patents in last 5 years, we discover 325 new entrants. Powerchina Xibei Engineering Corp. Ltd., Beijing Drainage Group Co., Ltd., Central South University are the most active new entrants in this area.
Powerchina Xibei Engineering Corp. Ltd.
Shaanxi Sheng, China
Patent: 16
Beijing Drainage Group Co., Ltd.
Fujian Sheng, China
Patent: 13
Hebei University of Technology
Tianjin Shi, China
Patent: 13
Xuzhou Xugong Environmental Technology Co., Ltd.
Shenyang Jianzhu University
Liaoning Sheng, China
Patent: 12
Nanjing Hydraulic Research Institute
Jiangsu Sheng, China
Patent: 11
Changsha Research Institute of Mining & Metallurgy Co., Ltd.
Hunan Sheng, China
Patent: 11
China Academy of Railway Sciences Group Co. Ltd.
Xi'an Thermal Power Research Institute Co., Ltd.
Shaanxi Sheng, China
Patent: 10
With the analysis among 2,217 patents, we discovered top 325 universities and scientific research institutions by total patent application. Hohai University, China University of Mining & Technology, Hebei United University are dominant in this area. They take 5.32% of the total patent filing.
Jiangsu Sheng, China
Patent: 61
China University of Mining & Technology
Jiangsu Sheng, China
Patent: 30
Wuhan University of Technology
Hubei Sheng, China
Patent: 26
North China University of Water Resources & Electric Power
Zhejiang Ocean University
Zhejiang Sheng, China
Patent: 23
Changsha University of Science & Technology
Jiangsu Sheng, China
Patent: 18
Kunming University of Science & Technology
Yunnan Sheng, China
Patent: 18
Shaanxi Sheng, China
Patent: 17