Using essential patent index and essential technological strength to evaluate industrial technological innovation competitiveness

Chen, D.Z.D.Z.ChenLin, C.W.Y.C.W.Y.LinHuang, M.H.M.H.Huang2008-05-232018-05-302008-05-232018-05-302007http://ntur.lib.ntu.edu.tw//handle/246246/65059application/pdf113335 bytesapplication/pdfen-US[SDGs]SDG9Using essential patent index and essential technological strength to evaluate industrial technological innovation competitivenessjournal articlehttp://ntur.lib.ntu.edu.tw/bitstream/246246/65059/1/711.pdf