Search results for “Pilot-operated relief valve” companies
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Key Players
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Innovation Intensity
With the analysis among 453 patents, we discovered top 231 key players by total patent application. Vapor AB, Dresser Industries, Inc., Emerson Vulcan Holding LLC are dominant in this area. They take 9.27% of the total patent filing.
STOCKHOLM, Sweden
Patent: 15
Texas, United States
Patent: 14
Delaware, United States
Patent: 13
Guangxi Zhuangzu Zizhiqu, China
Patent: 9
Wisconsin, United States
Patent: 8
New Jersey, United States
Patent: 8
Texas, United States
Patent: 7
Jiangsu Sheng, China
Patent: 7
Jiangsu Sheng, China
Patent: 7
Wisconsin, United States
Patent: 6
Startups & Unicorns
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Innovation Intensity
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Fast-Growing
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Innovation in recent 5 years
With the analysis among related 142 patents applied in the last 5 years. We discover 105 most active companies in this area. The fast-growing South China Marine Machinery Plant, Jiangsu Jinhai Hydraulic Co., Ltd., Huazhong University of Science & Technology take 14.08% of patent filing during this period.
Guangxi Zhuangzu Zizhiqu, China
Patent: 9
Jiangsu Sheng, China
Patent: 7
Hubei Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 2
Jiangxi Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
New Entrants
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Innovation in recent 5 years
With the analysis among related 142 patents in last 5 years, we discover 97 new entrants. South China Marine Machinery Plant, Jiangsu Jinhai Hydraulic Co., Ltd., Zhejiang Gaoyu Hydraulic Press Co. Ltd. are the most active new entrants in this area.
Guangxi Zhuangzu Zizhiqu, China
Patent: 9
Jiangsu Sheng, China
Patent: 7
Zhejiang Sheng, China
Patent: 3
Chongqing Shi, China
Patent: 2
Jiangxi Sheng, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Anhui Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Research Institutions
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Innovation Intensity
With the analysis among 98 patents, we discovered top 40 universities and scientific research institutions by total patent application. Jiangsu University, Zhejiang University, Jilin University are dominant in this area. They take 25.51% of the total patent filing.
Jiangsu Sheng, China
Patent: 11
Zhejiang Sheng, China
Patent: 9
Jilin Sheng, China
Patent: 5
Hubei Sheng, China
Patent: 5
Hunan Sheng, China
Patent: 3
Yunnan Sheng, China
Patent: 3
Xinjiang Uygur Zizhiqu, China
Patent: 2
Jiangsu Sheng, China
Patent: 2
Jiangxi Sheng, China
Patent: 2
Sichuan Sheng, China
Patent: 2
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