With the analysis among 59 patents, we discovered top 32 key players by total patent application. Doucet SAS, 3M Innovative Properties Co., Alcatel-Lucent SAS are dominant in this area. They take 28.81% of the total patent filing.
Minnesota, United States
Patent: 5
North Carolina, United States
Patent: 3
Indiana, United States
Patent: 3
Texas, United States
Patent: 1
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