Patents by Inventor Yujiro OGUCHI

Yujiro OGUCHI 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 crystalline compound, liquid crystal composition, and element
    Patent number: 12655351
    Abstract: A compound is represented by Formula (1). For example, R1 is alkyl having 1 to 12 carbon atoms; L1 is fluorine; L2 is hydrogen; L3 is fluorine; L4 is methyl; Y1 is hydrogen; Y2 is hydrogen; and n is 0.
    Type: Grant
    Filed: August 4, 2025
    Date of Patent: June 16, 2026
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Eiji Okabe, Takanori Mori, Kazushi Shiren, Yuko Katano, Yujiro Oguchi, Kosuke Mine
  • LIQUID CRYSTALLINE COMPOUND, LIQUID CRYSTAL COMPOSITION, AND ELEMENT
    Publication number: 20260159758
    Abstract: A compound is represented by Formula (1). For example, R1 is alkyl having 1 to 12 carbon atoms; L1 is fluorine; L2 is hydrogen; L3 is fluorine; L4 is methyl; Y1 is hydrogen; Y2 is hydrogen; and n is 0.
    Type: Application
    Filed: August 4, 2025
    Publication date: June 11, 2026
    Applicants: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Eiji OKABE, Takanori MORI, Kazushi SHIREN, Yuko KATANO, Yujiro OGUCHI, Kosuke MINE
  • Liquid crystal composition and element
    Patent number: 12492342
    Abstract: A liquid crystal composition contains at least one compound selected from compounds represented by Formula (1), at least one compound selected from compounds represented by Formula (2), at least one compound selected from compounds represented by Formula (3), and at least one compound selected from compounds represented by Formula (4), and does not contain a compound represented by Formula(S).
    Type: Grant
    Filed: December 9, 2024
    Date of Patent: December 9, 2025
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Eiji Okabe, Takanori Mori, Kazushi Shiren, Yuko Katano, Yujiro Oguchi
  • LIQUID CRYSTAL COMPOSITION AND ELEMENT
    Publication number: 20250277150
    Abstract: A liquid crystal composition contains at least one compound selected from compounds represented by Formula (1), at least one compound selected from compounds represented by Formula (2), and at least one compound selected from compounds represented by Formula (3). For example, R1, R2, and R3 are C1-12 alkyl, L11, L14, L15, L22, L23, L32, L33, Y11, Y21, Y31, and Y32 are hydrogen, L12 is fluorine, and L13, L21, and L31 are methyl.
    Type: Application
    Filed: December 9, 2024
    Publication date: September 4, 2025
    Applicants: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Eiji OKABE, Takanori MORI, Kazushi SHIREN, Yuko KATANO, Yujiro OGUCHI
  • LIQUID CRYSTAL COMPOSITION AND ELEMENT
    Publication number: 20250277151
    Abstract: A liquid crystal composition contains at least one compound selected from compounds represented by Formula (1), at least one compound selected from compounds represented by Formula (2), at least one compound selected from compounds represented by Formula (3), and at least one compound selected from compounds represented by Formula (4), and does not contain a compound represented by Formula(S).
    Type: Application
    Filed: December 9, 2024
    Publication date: September 4, 2025
    Applicants: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Eiji OKABE, Takanori MORI, Kazushi SHIREN, Yuko KATANO, Yujiro OGUCHI