摘要
In order to know the research and development of the WiTricity , an important innovative American corporation devoted to wireless charging techniques , the WiTricity’ s patent applications were studied by using the patentomet-ric method.Based on the data of the USPTO database , the WiTricity’ s patent layout and application strategies were investigated in terms of patent application amount , application type ,technical difference , technical cooperation and assignee .The results show that the WiTricity Corporation ’ s technology is still in the phase of rapid growth and the corporation has the stong R&D ability .
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单位中国科学技术信息研究所; 北京