With the analysis among 57 patents, we discovered top 20 key players by total patent application. Takara Belmont Corp., Westinghouse Brake & Signal Co. Ltd., Hitachi Ltd. are dominant in this area. They take 21.05% of the total patent filing.
Taiwan Province, China
Patent: 1
California, United States
Patent: 1
Industrial Rubber Products, Inc.
Minnesota, United States
Patent: 1
Shandong Sheng, China
Patent: 1
Rheinland-Pfalz, Germany
Patent: 1
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With the analysis among related 3 patents applied in the last 5 years. We discover 1 most active companies in this area.
Shandong Sheng, China
Patent: 1
With the analysis among related 3 patents in last 5 years, we discover 1 new entrants.
Shandong Sheng, China
Patent: 1
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