Patents by Inventor Kee Hyuh Choi

Kee Hyuh 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).

  • Klebsiella oxytoca No. 19-1 capable of producing .alpha.-cyclodextrin
    Patent number: 5492829
    Abstract: The particular strain of Klebsiella oxytoca No. 19-1 has been isolated from soil which produces a cyclomaltoglucanotransferase enzyme capable of converting starch to .alpha.-cyclodextrin in very high proportion, nearly close to 100 percent, rather than another types of cyclodextrins.
    Type: Grant
    Filed: March 23, 1993
    Date of Patent: February 20, 1996
    Assignee: Lotte Confectionery Co., Ltd.
    Inventors: Jang Youn Choi, Jae Ho Lee, Kee Hyuh Choi, Ik Boo Kwon