Patents by Inventor Chen-Chih Chen

Chen-Chih Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Process for preparing aldehyde or ketone by oxidation of alcohol with a catalyst having a core-porous shell structure
    Patent number: 7491852
    Abstract: The present invention discloses a novel use of a catalyst with core-porous shell structure, which includes carrying out an oxidation of an alcohol in vapor phase and in the presence of the catalyst with core-porous shell structure to form an aldehyde or ketone, wherein the catalyst with core-porous shell structure is constituted of a core material and a porous shell material. The core material is a metal having a catalytic activity, and the shell material is a porous inorganic oxide.
    Type: Grant
    Filed: February 28, 2008
    Date of Patent: February 17, 2009
    Assignee: National Tsing Hua University
    Inventors: Kan-Sen Chou, Chen-Chih Chen