With the analysis among 38 patents, we discovered top 20 key players by total patent application. POSCO Holdings Inc., Unitika Ltd., Sumitomo Metal Industries Ltd. are dominant in this area. They take 23.68% of the total patent filing.
Sumitomo Metal Industries Ltd.
Ohio, United States
Patent: 3
Mitsubishi Heavy Industries, Ltd.
Wisconsin, United States
Patent: 2
Sumitomo Electric Industries Ltd.
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