With the analysis among 54 patents, we discovered top 23 key players by total patent application. Kadant Black Clawson LLC, Covidien Pte Ltd., Span Tech LLC are dominant in this area. They take 27.78% of the total patent filing.
Ohio, United States
Patent: 6
Kentucky, United States
Patent: 4
Missouri, United States
Patent: 3
Minnesota, United States
Patent: 2
Pennsylvania, United States
Patent: 1
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