With the analysis among 355 patents, we discovered top 76 key players by total patent application. Sumitomo Metal Industries Ltd., Hitachi Ltd., NIPPON STEEL CORP. are dominant in this area. They take 35.21% of the total patent filing.
Osaka-fu, Japan
Patent: 48
Tokyo-to, Japan
Patent: 41
Tokyo-to, Japan
Patent: 36
Shanghai Shi, China
Patent: 35
Tokyo-to, Japan
Patent: 14
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 13
Tokyo-to, Japan
Patent: 13
Colorado, United States
Patent: 12
Tokyo-to, Japan
Patent: 11
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With the analysis among related 30 patents applied in the last 5 years. We discover 15 most active companies in this area. The fast-growing Keystone Tower Systems, Inc., JPW Industries, Inc., Fuji Car Manufacturing Co., Ltd. take 36.67% of patent filing during this period.
Colorado, United States
Patent: 5
Tennessee, United States
Patent: 3
Shiga-ken, Japan
Patent: 3
Guangdong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Hebei Tianmao Printing and Dyeing Co., Ltd.
Hebei Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
With the analysis among related 30 patents in last 5 years, we discover 12 new entrants. JPW Industries, Inc., Sany Technology Equipment Co., Ltd., China National Heavy Machinery Research Institute Co., Ltd. are the most active new entrants in this area.
Tennessee, United States
Patent: 3
Hunan Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Shandong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 2
Hebei Tianmao Printing and Dyeing Co., Ltd.
Hebei Sheng, China
Patent: 1
Zhejiang Sheng, China
Patent: 1
Shanxi Sheng, China
Patent: 1
With the analysis among 3 patents, we discovered top 1 universities and scientific research institutions by total patent application.
Beijing Shi, China
Patent: 1