With the analysis among 30 patents, we discovered top 19 key players by total patent application. Topcon Corp., Sokkia Co. Ltd., NEC Corp. are dominant in this area. They take 26.67% of the total patent filing.
Kanagawa-ken, Japan
Patent: 3
Illinois, United States
Patent: 2
California, United States
Patent: 2
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With the analysis among 6 patents, we discovered top 1 universities and scientific research institutions by total patent application.