Patents by Inventor Seong-Jin Choi

Seong-Jin Choi 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: 20020086099
    Abstract: A method and apparatus for hygienically preparing dried peppers by continuously sterilizing and drying fresh peppers are provided. The method includes: screening fresh peppers, removing the stems of the peppers, and aging the peppers; washing the peppers to remove foreign materials and pesticide residue from the surfaces of the peppers; optionally sterilizing the surfaces of the washed peppers using a chemical sterilant solution; cutting and separating seeds from the washed or sterilized peppers; sterilizing the cut peppers using a chemical sterilant solution and/or high-temperature and high-pressure steam; drying the sterilized peppers by hot air or freeze-drying; and grinding the dried peppers into a product. The preparation method includes repeated sterilization and drying processes so that a sanitary problem common to dried peppers can be solved.
    Type: Application
    Filed: June 29, 2001
    Publication date: July 4, 2002
    Applicant: Nongshim Co., Ltd.
    Inventors: Sun-Taek Shim, Kyu-Sang Park, Jae-Hoon Kim, Jae-Won Yoon, Seong-Jin Choi, Nam-Chul Cho, Jun-Hwan Yang
  • Publication number: 20020061745
    Abstract: Disclosed is a roaming service system in a CDMA service area for GSM service subscribers, which comprises a CDMA system comprising a CDMA HLR storing information on subscribers' locations and services, a CDMA MSC connected to the CDMA HLR and accessing calls, and a CDMA terminal wirelessly connected to the CDMA MSC and capable of having a SIM card removably installed therein; a GSM system comprising a GSM HLR storing information on the subscribers' locations and services, a GSM MSC connected to the GSM HLR and accessing calls, an authentication center (AuC) connected to a GSM network and authenticating terminals, and a GSM terminal wirelessly connected to the GSM MSC; and an IRGS connected between the CDMA system and the GSM system and converting signals to execute signal communications between the systems, and when a subscriber of a service provided by the GSM system moves to an area in which the subscriber can use the service provided by the CDMA system and installs the subscriber's SIM card in the CDMA ter
    Type: Application
    Filed: April 16, 2001
    Publication date: May 23, 2002
    Inventors: Byung-Ik Ahn, Chan-Ho Yun, Yuon-Pil Jeung, Kwang-Wuk Lee, Cheol-Hyun Kang, Seong-Jin Choi