Patents by Inventor Kook Han, II

Kook Han, II 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).

  • Publication number: 20120070760
    Abstract: The present invention provides a local hydrophilic gas diffusion layer configured to enhance the water removal performance of a fuel cell For this purpose, the present invention provides a gas diffusion layer in which a region under each of a pair of lands, which receives a clamping pressure of the fuel cell stack, is subjected to local hydrophilic treatment by a simple process, thereby enhancing the water removal performance of the fuel cell stack. In particular, the local hydrophilic gas diffusion layer has a first region under each land of the separator which receives the clamping pressure; and a second region under the gas channel of the separator, wherein the first region is subjected to hydrophilic treatment.
    Type: Application
    Filed: May 24, 2011
    Publication date: March 22, 2012
    Applicants: KIA MOTORS CORPORATION, HYUNDAI MOTOR COMPANY
    Inventors: Haeng Jin Ko, Young Bum Kum, Kook Han, II, Yun Seok Kim