There is no let-up in the growth of the number of patents issued each year, but the introduction of fundamentally new classes of technology seems rarer now than it was in the past.
每年发布的专利数量的增长并没有减少，但是根本地全新的技术的介绍看起来比过去更加少了。
As a result, we get two patents issued to Xerox each and every day, which to me again is an indication of really the smart and state-of-the-art research people are doing across the company.
结果，施乐每天都会有，两个专利，这也显示出了，公司上下进行的，高端的研究。
When Dr Youn and her colleagues examined the patent office's files they found that nearly half the patents issued by the United States during the 19th century were for single-code inventions.
当云教授和她的同事检测专利局的文件，他们发现接近一半的在19世纪被美国登记的专利是单代码发明。
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