Performance Gap between Valid and Invalid Patents in Six Technology Fields

Dong, H.-R.H.-R.DongChen, D.-Z.D.-Z.ChenDAR-ZEN CHENMU-HSUAN HUANG2021-02-042021-02-042019Dong, H.-R.;Chen, D.-Z.;Huang, M.-H.https://www.scopus.com/inward/record.url?eid=2-s2.0-85079681068&partnerID=40&md5=68ece69e609adf02fb5498b0a313adcdhttps://scholars.lib.ntu.edu.tw/handle/123456789/547434[SDGs]SDG17Performance Gap between Valid and Invalid Patents in Six Technology Fieldsconference paper10.1109/IEEM44572.2019.89788102-s2.0-85079681068