Patents by Inventor Byong-Kee Jo

Byong-Kee Jo 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).

  • Pseudoceramides and cosmetic compositions comprising the same
    Patent number: 7582306
    Abstract: The present invention relates to a pseudoceramide represented by the following formula (I) and a cosmetic composition comprising the same: wherein Z represents —OH and Y represents —OH, ?with the proviso that X is Z represents —OH and X represents —OH, with the proviso that Y is Y represents —OH and X represents —OH, with the proviso that Z is R represents a linear or branched, saturated or unsaturated aliphatic hydrocarbon group; and when substituted, R has one or more —OH groups.
    Type: Grant
    Filed: February 26, 2002
    Date of Patent: September 1, 2009
    Assignee: Coreana Cosmetics Co., Ltd.
    Inventors: Jung-No Lee, Kang-Tae Lee, Jee-Hean Jeong, Byong-Kee Jo
  • COSMETIC COMPOSITION COMPRISING EXTRACT FROM MALLOTUS JAPONICUS FOR IMPROVING SKIN WRINKLE
    Publication number: 20080206366
    Abstract: The present invention relates to compositions for inhibiting elastase activity, enhancing collagen biosynthesis and improving skin wrinkle, comprising Mallotus japonicus extract as active ingredient. The present compositions exhibit the inhibition effect on elastase activity and promotion effect on collagen biosynthesis at a molecular level, and as a result, excellent efficacy in improvement of skin wrinkles.
    Type: Application
    Filed: April 30, 2008
    Publication date: August 28, 2008
    Inventors: Jung No LEE, Jee Hean JEONG, Byong Kee JO, Kang-Tae LEE
  • Retinol derivative and cosmetic composition comprising the same
    Patent number: 7253212
    Abstract: The present invention relates to a novel retinol derivative and a cosmetic composition comprising the same, in particular, to a novel retinol derivative represented by the formula (I) exhibiting the effects from both L-ascorbic acid and retinol as well as being free from the disadvantages of two compounds such as skin irritation and instability in cosmetic formulation, and a cosmetic composition comprising the retinol derivative.
    Type: Grant
    Filed: December 18, 2002
    Date of Patent: August 7, 2007
    Assignee: Coreana Cosmetics Co., Ltd.
    Inventors: Kun-Su Lee, Jee-Hean Jeong, Seung-Ji Lee, Jung-No Lee, Byong-Kee Jo
  • Compositions for treating acne comprising phytandiol amine
    Patent number: 7129275
    Abstract: The present invention relates to a phytandiol amine derivative represented by the following formula (I) and compositions for treating acne comprising the same: wherein each of Y and Z is OH with the proviso that X is NH2, each of X and Z is zOH with the proviso that Y is NH2, and each of X and Y is OH with the proviso that Z is NH2.
    Type: Grant
    Filed: October 31, 2001
    Date of Patent: October 31, 2006
    Assignee: Coreana Cosmetics Co., Ltd.
    Inventors: Jung-No Lee, Hyeong-Bae Kim, Jee-Hean Jeong, Byong-Kee Jo
  • Novel retinol derivative and cosmetic composition comprising the same
    Publication number: 20050148660
    Abstract: The present invention relates to a novel retinol derivative and a cosmetic composition comprising the same, in particular, to a novel retinol derivative represented by the formula (I) exhibiting the effects from both L-ascorbic acid and retinol as well as being free from the disadvantages of two compounds such as skin irritation and instability in cosmetic formulation, and a cosmetic composition comprising the retinol derivative.
    Type: Application
    Filed: December 18, 2002
    Publication date: July 7, 2005
    Inventors: Kun-Su Lee, Jee-Hean Jeong, Seung-Ji Lee, Jung-No Lee, Byong-Kee Jo
  • Compositions for treating acne comprising phytandiol amine
    Publication number: 20040258720
    Abstract: The present invention relates to a phytandiol amine derivative represented by the following formula (I) and compositions for treating acne comprising the same: (I) wherein each of Y and Z is OH with the proviso that X is NH2, each of X and Z is OH with the proviso that Y is NH2, and each of X and Y is OH with the proviso that Z is NH2.
    Type: Application
    Filed: August 23, 2004
    Publication date: December 23, 2004
    Inventors: Jung-No Lee, Hyeong-Bae Kim, Jee-Hean Jeong, Byong-Kee Jo