Patents by Inventor Choongho Ryu

Choongho Ryu 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).

  • Pharmaceutical composition comprising metformin and rosuvastatin
    Patent number: 9005636
    Abstract: This invention relates to oral pharmaceutical compositions of metformin and rosuvastatin. In detail, a pharmaceutical composition comprising metformin, rosuvastatin, sustained release carriers and/or excipients reduces the side effects caused by statins and enhances safety, patients' convenience and compliance with its one-per-day dosage. In addition, regulation of an early effective blood concentration of the drug and maintenance of the drug's concentration at a steady level in vivo by a controlled-release can be advantageously used as a pharmaceutical composition for preventing and treating hyperlipidemia.
    Type: Grant
    Filed: December 30, 2010
    Date of Patent: April 14, 2015
    Assignee: BCWorld Pharm Co., Ltd.
    Inventors: Hearan Suh, Taekun An, Juhuen Choi, Choongho Ryu, Gughwan An
  • PHARMACEUTICAL COMPOSITION COMPRISING METFORMIN AND ROSUVASTATIN
    Publication number: 20130035316
    Abstract: This invention relates to the oral pharmaceutical composition of metformin and rosuvastatin. In detail, this invention comprising metformin, rosuvastatin, sustained release carriers and/or excipients reduces the side effects caused by statins and enhances safety, patients' convenience and compliance with its one-per-day dosage. In addition, regulation of an early effective blood concentration of the drug and maintenance of the drug's concentration at a steady level in vivo by a controlled-release can be advantageously used as a pharmaceutical composition for preventing and treating hyperlipidemia.
    Type: Application
    Filed: December 30, 2010
    Publication date: February 7, 2013
    Applicant: BCWORLD PHARM. CO., LTD.
    Inventors: Hearan Suh, Myungkwan Chun, Taekun An, Juhuen Choi, Hyunmi Seo, Jisung Lim, Choongho Ryu, Jeong Ku, Youngdai Seo, Younji Shin, Junhee Lee