patentsn.专利名词patent的复数形式.patentn.专利；特许vt.给予专利权adj.专利的；显著的patent management专利管理patent strategies专利战略patent efficiency专利效率Patent Invalidity专利权无效patent h -index专利h-指数patented medicine药品专利patent enterprise专利事业patent literature专利文献patent exhaustion专利权穷竭patent prewarning专利预警