Patents by Inventor Cheong Cho

Cheong Cho 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).

  • Method of preparing low-crystallinity oltipraz or amorphous oltipraz
    Publication number: 20050163855
    Abstract: Provided is a method of preparing low-crystallinity oltipraz or amorphous oltipraz. The method includes: obtaining a mixed solution containing oltipraz and a water-soluble polymer or a water-insoluble polymer in a solvent, the solvent being an organic solvent or purified water; and solid-dispersing the oltipraz in the polymer. In the solid-dispersing, the mixed solution may be spray dried using a spray dryer or granulated using a fluid bed granulator.
    Type: Application
    Filed: January 27, 2005
    Publication date: July 28, 2005
    Applicant: CJ CORPORATION
    Inventors: Cheong Cho, Kyoung Kang, Sang Lee, Jeong Ku, Taekrho Kim, Sung Lee, Jae Choi, Jun Cheon, Tae An, Hyun Park, Eun Jeon, Kwang Choi, Jee Lim, Kwang Hong, Hyesuk Hong, Il Kim, Tae Kim, Nak Choi, Young Kim, Kyu Yeon, Hearan Suh, Hae Jin, Jinwan Kim, In Min