With the analysis among 31 patents, we discovered top 24 key players by total patent application. Svenska Kullagerfabriken AB, Hitachi Ltd., Ricoh Co., Ltd. are dominant in this area. They take 22.58% of the total patent filing.
Nagano-ken, Japan
Patent: 1
Beijing Shi, China
Patent: 1
Tianjin Shi, China
Patent: 1
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With the analysis among related 3 patents applied in the last 5 years. We discover 3 most active companies in this area.
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Patent: 1
Beijing Shi, China
Patent: 1
Henan Sheng, China
Patent: 1
With the analysis among related 3 patents in last 5 years, we discover 3 new entrants.
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Patent: 1
Beijing Shi, China
Patent: 1
Henan Sheng, China
Patent: 1
With the analysis among 4 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Shaanxi Sheng, China
Patent: 1
Hunan Sheng, China
Patent: 1