Patent　information　contains　a　large　number　of　technology　development　opportunities,　so　how　to　collect　the　useful　information　from　the　massive　and　complicated　patent　information　and　take　full　advantage　of　them　is　of　great　significance　in　enhancing　the　technical　innovation　ability　for　companies.　This　paper　attempts　to　utilize　the　data　mining　technology　to　mine　and　analyze　the　patent　information,　including　time　series　analysis,　text　clustering　analysis,　association　rules　analysis　and　text　mining　technique,　in　order　to　discuss　the　role　of　data　mining　technology　in　the　process　of　analyzing　and　identifying　the　technology　opportunities.