Patents by Inventor Yong-Fan Kim

Yong-Fan Kim 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).

  • Chemiluminescent composition producing white light
    Patent number: 7090790
    Abstract: Disclosed herein is a chemiluminescent composition that can produce bight pure white light even at a low temperature. The chemiluminescent composition producing white light comprises a blue or green fluorescer or a mixture thereof as a fluorescer, and a 1,6,7,12-tetrahaloperylenedicarboximide represented by Formula 3 wherein R is an alkyl or aryl group and X is Cl or Br.
    Type: Grant
    Filed: March 30, 2004
    Date of Patent: August 15, 2006
    Inventors: Hee-Jung Park, Yong-Rai Kim, Yong-Fan Kim, Koon-Ha Park, Jong-Hun Baek
  • Chemiluminescent composition producing white light
    Publication number: 20050224768
    Abstract: Disclosed herein is a chemiluminescent composition producing white light. The chemiluminescent composition producing white light comprises a blue or green fluorescer or a mixture thereof as a fluorescer, and a 1,6,7,12-tetrahaloperylenedicarboximide represented by Formula 3 below: wherein R is an alkyl or aryl group, and X is Cl or Br. The chemiluminescent composition can stably emit brighter and purer white light even at low temperature.
    Type: Application
    Filed: March 30, 2004
    Publication date: October 13, 2005
    Inventors: Hee-Jung Park, Yong-Rai Kim, Yong-Fan Kim, Koon-Ha Park, Jong-Hun Baek
  • Anthracene compound and chemiluminescent composition comprising the same
    Patent number: 6740263
    Abstract: The present invention discloses an anthracene compound represented by the following formula 4 and chemiluminescent composition comprising the compound: wherein R is an alkyl group having 1-8 carbon atoms, and X1 and X2 are independently hydrogen or halogen.
    Type: Grant
    Filed: February 7, 2002
    Date of Patent: May 25, 2004
    Inventors: Koon Ha Park, Yong Fan Kim, Min Seob Park
  • Anthracene compound and chemiluminescent composition comprising the same
    Publication number: 20030116759
    Abstract: The present invention discloses an anthracene compound represented by the following formula 4 and chemiluminescent composition comprising the compound: 1
    Type: Application
    Filed: February 7, 2002
    Publication date: June 26, 2003
    Inventors: Koon Ha Park, Yong Fan Kim, Min Seob Park
  • Chemiluminescent composition for emitting red light
    Publication number: 20030111649
    Abstract: The present invention discloses a chemiluminescent composition generating red light comprising a solvent, an oxalate compound and a perylene compound represented by the following formula 2: 1
    Type: Application
    Filed: February 7, 2002
    Publication date: June 19, 2003
    Inventors: Koon Ha Park, Yong Rai Kim, Yong Fan Kim, Jong Hoon Baek