With the analysis among 27 patents, we discovered top 18 key players by total patent application. Yunnan Shunfeng Erhai Environmental Technology Corp., ATX, Inc., International Business Machines Corp. are dominant in this area. They take 18.52% of the total patent filing.
Yunnan Sheng, China
Patent: 2
Maine, United States
Patent: 2
New York, United States
Patent: 1
Hamburg, Germany
Patent: 1
Georgia, United States
Patent: 1
Guangdong Sheng, China
Patent: 1
California, United States
Patent: 1
Georgia, United States
Patent: 1
Shaanxi Sheng, China
Patent: 1
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With the analysis among related 4 patents applied in the last 5 years. We discover 3 most active companies in this area.
Shaanxi Ruihang Xinhui Electromechanical Co., Ltd.
Shaanxi Sheng, China
Patent: 1
Xi'an Public Works Section of China Railway Xi'an Bureau Group Co., Ltd.
Shaanxi Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
With the analysis among related 4 patents in last 5 years, we discover 3 new entrants.
Shaanxi Ruihang Xinhui Electromechanical Co., Ltd.
Shaanxi Sheng, China
Patent: 1
Xi'an Public Works Section of China Railway Xi'an Bureau Group Co., Ltd.
Shaanxi Sheng, China
Patent: 1
Shaanxi Sheng, China
Patent: 1
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