With the analysis among 38 patents, we discovered top 22 key players by total patent application. Hitachi Ltd., ABB Group, Hewlett-Packard Development Co. are dominant in this area. They take 31.58% of the total patent filing.
Beijing Shi, China
Patent: 4
California, United States
Patent: 2
GM Global Technology Operations LLC
Michigan, United States
Patent: 2
Michigan, United States
Patent: 1
Mitsubishi Electric Corp.
Missouri, United States
Patent: 1
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With the analysis among related 4 patents applied in the last 5 years. We discover 3 most active companies in this area.
California, United States
Patent: 2
Beijing Shi, China
Patent: 1
With the analysis among related 4 patents in last 5 years, we discover 2 new entrants.
California, United States
Patent: 2
Beijing Shi, China
Patent: 1
With the analysis among 2 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Beijing Shi, China
Patent: 1
Anhui Sheng, China
Patent: 1