Patents by Inventor Geon Hee Han

Geon Hee Han 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: 20240120501
    Abstract: Disclosed are an electrode slurry for a fuel cell capable of forming a multilayer structure without an interface using a first support and a second support having different mesopore fractions and densities, a multilayer electrode structure using the same, and a manufacturing method thereof. The electrode slurry for a fuel cell includes a first catalyst including a first support on which a first metal is supported, a second catalyst including a second support on which a second metal is supported, an ionomer, and a solvent, the first support and the second support having different mesopore fractions and densities.
    Type: Application
    Filed: May 26, 2023
    Publication date: April 11, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Ji Hoon Yang, Geon Hee Cho, Kook Il Han, Yoon Hwan Cho
  • Patent number: 8527286
    Abstract: Disclosed herein is a system for handling scheduled lending and self-returning of articles to which RFID tags are attached. The system includes a body. The body includes, on a front surface thereof, a display for displaying a method of using the system, handling processes, and processing results, a speaker, a receipt issuing unit, a manipulational information input unit, an external antenna for transmitting/receiving information to/from the RFID tags, and a plurality of article depositories having respective internal antennas for transmitting/receiving information to/from the RFID tags.
    Type: Grant
    Filed: September 12, 2007
    Date of Patent: September 3, 2013
    Assignee: Eco, Inc.
    Inventors: Jong Min Lee, Geon Hee Han, Hee Sang Kim
  • Publication number: 20080111691
    Abstract: Disclosed herein is a system for handling scheduled lending and self-returning of articles to which RFID tags are attached. The system includes a body. The body includes, on a front surface thereof, a display for displaying a method of using the system, handling processes, and processing results, a speaker, a receipt issuing unit, a manipulational information input unit, an external antenna for transmitting/receiving information to/from the RFID tags, and a plurality of article depositories having respective internal antennas for transmitting/receiving information to/from the RFID tags.
    Type: Application
    Filed: September 12, 2007
    Publication date: May 15, 2008
    Inventors: Jong Min Lee, Geon Hee Han, Hee Sang Kim