Lien-Hua ChiuWen-Tung ChenJan-An GuuJeffrey C.-S. WuI-Hsiang TsengChih-Hsien Chen2019-05-092019-05-092004https://scholars.lib.ntu.edu.tw/handle/123456789/406628Component and Manufacture of a Photo-CatalystpatentUS Patent 6,805,739