Patents by Inventor JoungHo Lim

JoungHo Lim 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).

  • Compensated gas detectors
    Patent number: 8505354
    Abstract: A compensated gas detector incorporates first and second pellistors combined with first and second resistors and an intervening switch. Control circuits can close the switch for normal gas detection. The switch can be opened to carry out diagnostic measurements. A compensation coefficient can be established in order to compensate outs from the pellistors due to mechanical damage thereto.
    Type: Grant
    Filed: June 16, 2011
    Date of Patent: August 13, 2013
    Assignee: Life Safety Distribution AG
    Inventors: JaeJin Lee, JuWan Park, JoungHo Lim
  • Compensated Gas Detectors
    Publication number: 20120318037
    Abstract: A compensated gas detector incorporates first and second pellistors combined with first and second resistors and an intervening switch. Control circuits can close the switch for normal gas detection. The switch can be opened to carry out diagnostic measurements. A compensation coefficient can be established in order to compensate outs from the pellistors due to mechanical damage thereto.
    Type: Application
    Filed: June 16, 2011
    Publication date: December 20, 2012
    Applicant: Life Safety Distribution AG
    Inventors: JaeJin Lee, JuWan Park, JoungHo Lim