Patents by Inventor Dong-Jo Lee

Dong-Jo Lee 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).

  • Defoamer for fermenter, and microorganism fermenter using defoamer for fermenter
    Patent number: 11578299
    Abstract: Provided is a defoamer for a fermenter. A defoamer for a fermenter according to an embodiment of the present invention includes: a body (100) having a first hollow (110) at a central portion thereof and having a disk shape; a support (200) having a second hollow (210) connected with the first hollow (110), and extending from an upper surface (120) and a lower surface (130) of the body (100); and a plurality of first vanes (310, 320, 330, 340, 350, 360, 370, and 380) mounted on the lower surface (130) of the body (100).
    Type: Grant
    Filed: May 8, 2018
    Date of Patent: February 14, 2023
    Assignee: CJ CHEILJEDANG CORPORATION
    Inventors: Ill Hwan Kim, Jae Won Oh, Jae Myung Joo, Hyun Koo Nam, Jeong Seok Oh, Dong Jo Lee, Ki Suhk Han, Sang Cheol Joo
  • DEFOAMER FOR FERMENTER, AND MICROORGANISM FERMENTER USING DEFOAMER FOR FERMENTER
    Publication number: 20200071653
    Abstract: Provided is a defoamer for a fermenter. A defoamer for a fermenter according to an embodiment of the present invention includes: a body (100) having a first hollow (110) at a central portion thereof and having a disk shape; a support (200) having a second hollow (210) connected with the first hollow (110), and extending from an upper surface (120) and a lower surface (130) of the body (100); and a plurality of first vanes (310, 320, 330, 340, 350, 360, 370, and 380) mounted on the lower surface (130) of the body (100).
    Type: Application
    Filed: May 8, 2018
    Publication date: March 5, 2020
    Applicant: CJ CHEILJEDANG CORPORATION
    Inventors: Ill Hwan KIM, Jae Won OH, Jae Myung JOO, Hyun Koo NAM, Jeong Seok OH, Dong Jo LEE, Ki Suhk HAN, Sang Cheol JOO
  • Non-contact charging apparatus having charging information display function and method thereof
    Publication number: 20090146608
    Abstract: A non-contact charging apparatus having a charging information display function is presented. The non-contact charging apparatus includes a charging unit for charging a charge object in a non-contact manner placed in proximity to the charging unit, wherein the charging unit is configured to measure a charging efficiency and a charging status of the charge object on each position of the charging area, and to output the charging efficiency and the charging status via an output unit.
    Type: Application
    Filed: December 5, 2008
    Publication date: June 11, 2009
    Inventor: Dong-Jo Lee
  • SOLAR CHARGING APPARATUS AND METHOD FOR A MOBILE COMMUNICATION TERMINAL
    Publication number: 20090128086
    Abstract: A contactless charging apparatus, comprising: a battery having an induction coil; and a charging unit for supplying a current generated by condensing solar light to a built-in magnetic field generating coil for charging the battery by inductive coupling between the magnetic field generating coil and the induction coil.
    Type: Application
    Filed: October 29, 2008
    Publication date: May 21, 2009
    Inventor: Dong-Jo Lee