With the analysis among 112,287 patents, we discovered top 487 key players by total patent application. Robert Bosch GmbH, Mitsubishi Electric Corp., Hitachi Ltd. are dominant in this area. They take 4.16% of the total patent filing.
Baden-Württemberg, Germany
Patent: 2,138
Tokyo-to, Japan
Patent: 1,433
Tokyo-to, Japan
Patent: 1,097
Bayern, Germany
Patent: 1,037
Tokyo-to, Japan
Patent: 654
Tokyo-to, Japan
Patent: 567
Osaka-fu, Japan
Patent: 557
Beijing Shi, China
Patent: 544
United Kingdom
Patent: 535
With the analysis among 223 patents, we discovered top 85 start-ups by total patent application. Aisin KK, Tekna Plasma Systems, Inc., Cameron Solutions, Inc. are active in this area.
Tokyo-to, Japan
Patent: 31
Arizona, United States
Patent: 15
Beijing Shi, China
Patent: 10
North Carolina, United States
Patent: 7
Gyeonggi-do, South Korea
Patent: 6
Arkansas, United States
Patent: 6
Illinois, United States
Patent: 5
With the analysis among related 13,593 patents applied in the last 5 years. We discover 500 most active companies in this area. The fast-growing Robert Bosch GmbH, SNECMA SA, Gree Electric Appliances, Inc. of Zhuhai take 2.60% of patent filing during this period.
Baden-Württemberg, Germany
Patent: 148
Guangdong Sheng, China
Patent: 67
Beijing Shi, China
Patent: 65
Beijing Shi, China
Patent: 58
Guangdong Sheng, China
Patent: 38
Sichuan Sheng, China
Patent: 38
Guangdong Sheng, China
Patent: 28
Guangdong Sheng, China
Patent: 28
With the analysis among related 13,593 patents in last 5 years, we discover 144 new entrants. Beijing Power Machinery Institute, Safran Transmission Systems SAS, Ning Bo Da Guang Qi Che Ling Bu Jian You Xian Gong Si are the most active new entrants in this area.
Zhejiang Sheng, China
Patent: 16
Guangxi Zhuangzu Zizhiqu, China
Patent: 16
Bayern, Germany
Patent: 14
Hubei Sheng, China
Patent: 12
Zhejiang Sheng, China
Patent: 11
Guoneng Hydrogen Oil (Guangdong) Technology Co., Ltd.
Guangdong Sheng, China
Patent: 9
With the analysis among 9,964 patents, we discovered top 299 universities and scientific research institutions by total patent application. Zhejiang University, Tianjin University, Tsinghua University are dominant in this area. They take 7.06% of the total patent filing.
Zhejiang Sheng, China
Patent: 160
Tianjin Shi, China
Patent: 160
Beijing Shi, China
Patent: 114
Beijing Shi, China
Patent: 100
Shanghai Shi, China
Patent: 92
Guangdong Sheng, China
Patent: 89
Beijing Shi, China
Patent: 88
Jiangsu Sheng, China
Patent: 72
Shandong Sheng, China
Patent: 66
Beijing Shi, China
Patent: 61