With the analysis among 27 patents, we discovered top 11 key players by total patent application. Litton Industries, Inc., Hitachi Ltd., Tokkyokiki Corp. are dominant in this area. They take 55.56% of the total patent filing.
California, United States
Patent: 7
Hyogo-ken, Japan
Patent: 3
Gansu Sheng, China
Patent: 1
Wisconsin, United States
Patent: 1
Guangdong Sheng, China
Patent: 1
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With the analysis among related 3 patents applied in the last 5 years. We discover 2 most active companies in this area.
Hunan Sheng, China
Patent: 2
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Patent: 1
With the analysis among related 3 patents in last 5 years, we discover 2 new entrants.
Hunan Sheng, China
Patent: 2
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Patent: 1
With the analysis among 13 patents, we discovered top 2 universities and scientific research institutions by total patent application.
Hunan Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1