With the analysis among 865 patents, we discovered top 315 key players by total patent application. Federal-Mogul Burscheid GmbH, Think Laboratory Co. Ltd., HEF SAS are dominant in this area. They take 12.72% of the total patent filing.
Nordrhein-Westfalen, Germany
Patent: 44
Chiba-ken, Japan
Patent: 36
Tokyo-to, Japan
Patent: 21
Osaka-fu, Japan
Patent: 20
Tokyo-to, Japan
Patent: 19
Aichi-ken, Japan
Patent: 16
Michigan, United States
Patent: 16
Tokyo-to, Japan
Patent: 12
Delaware, United States
Patent: 12
No data, please try another search term
With the analysis among related 201 patents applied in the last 5 years. We discover 120 most active companies in this area. The fast-growing Teikoku Piston Ring Co., Ltd., Samsung Electronics Co., Ltd., Tenneco, Inc. take 15.42% of patent filing during this period.
Tokyo-to, Japan
Patent: 19
Illinois, United States
Patent: 5
Guangdong Sheng, China
Patent: 4
Hunan Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Gansu Sheng, China
Patent: 3
Jiangsu Sheng, China
Patent: 3
Nordrhein-Westfalen, Germany
Patent: 3
With the analysis among related 201 patents in last 5 years, we discover 99 new entrants. Dongguan Pilates Nano Technology Co., Ltd., Hunan Tankang Biotechnology Co., Ltd., Nanjing Feiyan Piston Ring Co. Ltd. are the most active new entrants in this area.
Guangdong Sheng, China
Patent: 4
Hunan Sheng, China
Patent: 4
Jiangsu Sheng, China
Patent: 3
Gansu Sheng, China
Patent: 3
Nordrhein-Westfalen, Germany
Patent: 3
Guangdong Sheng, China
Patent: 3
Shanghai Shi, China
Patent: 3
undefined undefined
Patent: 3
Jiangsu Sheng, China
Patent: 2
With the analysis among 97 patents, we discovered top 28 universities and scientific research institutions by total patent application. Toyohashi University of Technology, Xi'an Jiaotong University, Keio University are dominant in this area. They take 18.56% of the total patent filing.
Aichi-ken, Japan
Patent: 6
Shaanxi Sheng, China
Patent: 4
Shanghai Shi, China
Patent: 3
Gansu Sheng, China
Patent: 3
Guangdong Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2
Hillingdon, United Kingdom
Patent: 2
Hubei Sheng, China
Patent: 2
Beijing Shi, China
Patent: 2