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...., Ltd. has applied for patents in the areas of [[:Category:H01C7/04|H01C7/04]] (2), [[:Category:C25D17/12|C25D17/12]] (2), [[:Category:C25D21/10|C25D21/ ...[:Category:CPC_H04N23/555|H04N23/555]] (1), [[:Category:CPC_H04B1/04|H04B1/04]] (1) ...