With the analysis among 490 patents, we discovered top 329 key players by total patent application. Westvaco Corp., Hitachi Ltd., Saudi Arabian Oil Co. are dominant in this area. They take 6.12% of the total patent filing.
Connecticut, United States
Patent: 11
Tokyo-to, Japan
Patent: 10
Illinois, United States
Patent: 8
Texas, United States
Patent: 8
Texas, United States
Patent: 7
Texas, United States
Patent: 6
GM Global Technology Operations LLC
Michigan, United States
Patent: 6
Zhejiang Sheng, China
Patent: 5
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With the analysis among related 184 patents applied in the last 5 years. We discover 143 most active companies in this area. The fast-growing Halliburton Energy Services, Inc., Anshan Shenkuo Machine Manufacture Co. Ltd., Yimo Steel Mold Hardware (Shenzhen) Co., Ltd. take 8.15% of patent filing during this period.
Texas, United States
Patent: 6
Liaoning Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 4
Zhejiang Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 3
Tianjin Shi, China
Patent: 2
Beijing Shi, China
Patent: 2
With the analysis among related 184 patents in last 5 years, we discover 134 new entrants. Halliburton Energy Services, Inc., Anshan Shenkuo Machine Manufacture Co. Ltd., Yimo Steel Mold Hardware (Shenzhen) Co., Ltd. are the most active new entrants in this area.
Texas, United States
Patent: 6
Liaoning Sheng, China
Patent: 5
Guangdong Sheng, China
Patent: 4
Guangdong Sheng, China
Patent: 3
Beijing Shi, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Saskatchewan, Canada
Patent: 2
Guangdong Sheng, China
Patent: 2
With the analysis among 38 patents, we discovered top 15 universities and scientific research institutions by total patent application. Shandong University, Henan Polytechnic University, Shanghai Jiao Tong University are dominant in this area. They take 15.79% of the total patent filing.
Shandong Sheng, China
Patent: 2
Henan Sheng, China
Patent: 2
Shanghai Shi, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Beijing Shi, China
Patent: 1
Yunnan Sheng, China
Patent: 1
Sichuan Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1