他表示，中国企业的专利申请已大幅增加，尤其是实用新型或“微型”专利，此类专利相对容易获得，但在法庭上难以胜诉。
He said patent filings by China groups had shot up, especially for utility model or "mini" patents that are relatively easy to obtain but difficult to defeat in court.
1868年克里斯托弗·莱瑟姆·肖尔斯在美国为第一台实用的打字机申请专利。
The first practical typewriter was patented in the United States in 1868 by Christopher Latham Sholes.
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