With the analysis among 12,263 patents, we discovered top 495 key players by total patent application. Siemens AG, Robert Bosch GmbH, Hitachi Ltd. are dominant in this area. They take 2.92% of the total patent filing.
Bayern, Germany
Patent: 190
Baden-Württemberg, Germany
Patent: 85
Tokyo-to, Japan
Patent: 83
Mitsubishi Heavy Industries, Ltd.
Tokyo-to, Japan
Patent: 61
Tokyo-to, Japan
Patent: 60
Tokyo-to, Japan
Patent: 58
Hamburg, Germany
Patent: 54
Bayern, Germany
Patent: 51
China National Petroleum Corp.
Beijing Shi, China
Patent: 49
With the analysis among 44 patents, we discovered top 18 start-ups by total patent application. JTEC Energy, Inc., All Facility Services Plc, MetisMotion GmbH are active in this area.
Georgia, United States
Patent: 5
All Facility Services Plc
California, United States
Patent: 3
Texas, United States
Patent: 3
California, United States
Patent: 3
California, United States
Patent: 3
California, United States
Patent: 2
With the analysis among related 1,333 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing China Railway Siyuan Survey & Design Group Co., Ltd., China National Petroleum Corp., Tyco Fire Products LP take 2.33% of patent filing during this period.
China Railway Siyuan Survey & Design Group Co., Ltd.
Hubei Sheng, China
Patent: 12
China National Petroleum Corp.
Beijing Shi, China
Patent: 10
Pennsylvania, United States
Patent: 9
Utrecht, Netherlands
Patent: 9
China Petroleum Engineering & Construction Corp.
Beijing Shi, China
Patent: 8
Hitachi Industrial Equipment Systems Co., Ltd.
Shanxi Transportation Holdings Group Co., Ltd.
Shanxi Sheng, China
Patent: 7
Illinois, United States
Patent: 6
Cummins Emission Solutions, Inc.
Maharashtra, India
Patent: 6
With the analysis among related 1,333 patents in last 5 years, we discover 344 new entrants. Shanxi Transportation Holdings Group Co., Ltd., The Metraflex Co., Cummins Emission Solutions, Inc. are the most active new entrants in this area.
Shanxi Transportation Holdings Group Co., Ltd.
Shanxi Sheng, China
Patent: 7
Illinois, United States
Patent: 6
Cummins Emission Solutions, Inc.
Maharashtra, India
Patent: 6
Guangdong Sheng, China
Patent: 5
Johnson Controls Tyco IP Holdings LLP
Xi'an Thermal Power Research Institute Co., Ltd.
Shaanxi Sheng, China
Patent: 5
New York, United States
Patent: 5
Washington, United States
Patent: 5
Tianjin Zhengfang Technology Development Co., Ltd.
Tianjin Shi, China
Patent: 4
With the analysis among 624 patents, we discovered top 136 universities and scientific research institutions by total patent application. China University of Petroleum (East China), University of Adelaide, Wuhan University are dominant in this area. They take 7.53% of the total patent filing.
China University of Petroleum (East China)
Shandong Sheng, China
Patent: 8
South Australia, Australia
Patent: 8
Hubei Sheng, China
Patent: 7
Xi'an Jiaotong University
Shaanxi Sheng, China
Patent: 6
Georgia, United States
Patent: 6
Jiangsu Sheng, China
Patent: 6
University of Science & Technology Beijing
Beijing Shi, China
Patent: 6
Xi'an University of Architecture & Technology
Shaanxi Sheng, China
Patent: 6
Shandong Sheng, China
Patent: 5
The University of North Carolina at Charlotte
North Carolina, United States
Patent: 5