Patents by Inventor Raphael Lisicki

Raphael Lisicki 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).

  • Liquid crystal-based light valve
    Patent number: 12134725
    Abstract: A light valve that is operable in and electrically switchable between an optically clear and transparent state and an opaque state, wherein one or more polymerisable mesogenic compounds provided in a layer containing a liquid-crystalline medium that comprises one or more mesogenic compounds, one or more chiral compounds, one or more dichroic dyes and the one or more polymerisable mesogenic compounds are subjected to photopolymerisation. Further, a liquid-crystalline medium used in the method, a light valve obtained or respectively obtainable by carrying out the method, and the use of the light valve in mobile devices.
    Type: Grant
    Filed: June 15, 2020
    Date of Patent: November 5, 2024
    Assignee: Merck Patent GmbH
    Inventors: Christian Schoenefeld, Michael Junge, Mark Goebel, Raphael Lisicki, Kevin Kaiser
  • LIQUID CRYSTAL-BASED LIGHT VALVE
    Publication number: 20220306939
    Abstract: A light valve that is operable in and electrically switchable between an optically clear and transparent state and an opaque state, wherein one or more polymerisable mesogenic compounds provided in a layer containing a liquid-crystalline medium that comprises one or more mesogenic compounds, one or more chiral compounds, one or more dichroic dyes and the one or more polymerisable mesogenic compounds are subjected to photopolymerisation. Further, a liquid-crystalline medium used in the method, a light valve obtained or respectively obtainable by carrying out the method, and the use of the light valve in mobile devices.
    Type: Application
    Filed: June 15, 2020
    Publication date: September 29, 2022
    Applicant: Merck Patent GmbH
    Inventors: Christian Schoenefeld, Michael Junge, Mark Goebel, Raphael Lisicki, Kevin Kaiser