Patents by Inventor Hideki WASA

Hideki WASA 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).

  • Cyclic olefin-based copolymer, cyclic olefin-based copolymer composition, molded article, and medical container
    Patent number: 11732075
    Abstract: Described is a cyclic olefin-based copolymer has a constitutional unit (A) derived from an ?-olefin having 2 to 20 carbon atoms, a constitutional unit (B) derived from a cyclic olefin without an aromatic ring, and a constitutional unit (C) derived from a cyclic olefin having an aromatic ring. Also described is a medical container containing a cyclic olefin-based copolymer having a constitutional unit (A) derived from an ?-olefin having 2 to 20 carbon atoms, a constitutional unit (B) derived from a cyclic olefin without an aromatic ring, and a constitutional unit (C) derived from a cyclic olefin having an aromatic ring.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: August 22, 2023
    Assignee: MITSUI CHEMICALS, INC.
    Inventors: Hideki Wasa, Haruka Saito, Sunil Krzysztof Moorthi, Futoshi Fujimura, Masahiko Okamoto, Emi Oniki, Kouichi Kizu, Jiacheng He
  • CYCLIC OLEFIN-BASED COPOLYMER, CYCLIC OLEFIN-BASED COPOLYMER COMPOSITION, MOLDED ARTICLE, AND MEDICAL CONTAINER
    Publication number: 20230159684
    Abstract: Described is a cyclic olefin-based copolymer has a constitutional unit (A) derived from an ?-olefin having 2 to 20 carbon atoms, a constitutional unit (B) derived from a cyclic olefin without an aromatic ring, and a constitutional unit (C) derived from a cyclic olefin having an aromatic ring. Also described is a medical container containing a cyclic olefin-based copolymer having a constitutional unit (A) derived from an ?-olefin having 2 to 20 carbon atoms, a constitutional unit (B) derived from a cyclic olefin without an aromatic ring, and a constitutional unit (C) derived from a cyclic olefin having an aromatic ring.
    Type: Application
    Filed: January 23, 2023
    Publication date: May 25, 2023
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Hideki WASA, Haruka SAITO, Sunil Krzysztof MOORTHI, Futoshi FUJIMURA, Masahiko OKAMOTO, Emi ONIKI, Kouichi KIZU, Jiacheng HE
  • OPTICAL COMPONENT
    Publication number: 20230087005
    Abstract: Provided is an optical component including a cyclic olefin-based copolymer (A), in which the cyclic olefin-based copolymer (A) has a constitutional unit (a) derived from at least one olefin represented by the following general formula (I), a constitutional unit (b) derived from at least one cyclic olefin represented by the following general formula (II), and a constitutional unit (c) derived from at least one cyclic olefin represented by the following general formula (III), and the content of the constitutional unit (a) is equal to or less than 50 mol % in a case where the total content of the constitutional unit (a), the constitutional unit (b), and the constitutional unit (c) is taken as 100 mol %.
    Type: Application
    Filed: December 14, 2020
    Publication date: March 23, 2023
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Hideki WASA, Futoshi FUJIMURA, Haruka SAITO, Tatsuya NAKAMURA, Makoto NAKASHIMA
  • CYCLIC OLEFIN COPOLYMER FOR MEDICAL INSTRUMENT, CYCLIC OLEFIN COPOLYMER COMPOSITION FOR MEDICAL INSTRUMENT, AND MOLDED BODY
    Publication number: 20220064369
    Abstract: A cyclic olefin copolymer for a medical instrument has an aromatic ring and contains at least one structural unit (A) of the specific formulas (Ia), (II), and (III).
    Type: Application
    Filed: December 17, 2019
    Publication date: March 3, 2022
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Jiacheng HE, Hideki WASA, Futoshi FUJIMURA, Haruka SAITO, Sunil Krzysztof MOORTHI
  • OPTICAL LENS
    Publication number: 20210024675
    Abstract: The optical lens of the present invention contains a molded product constituted with a cyclic olefin-based copolymer having a constitutional unit (A) derived from an ?-olefin having 2 to 20 carbon atoms, a constitutional unit (B) derived from a cyclic olefin, and a constitutional unit (C) derived from an aromatic vinyl compound represented by a specific chemical formula.
    Type: Application
    Filed: March 15, 2019
    Publication date: January 28, 2021
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Hideki WASA, Sunil Krzysztof MOORTHI, Haruka SAITO, Futoshi FUJIMURA
  • CYCLIC OLEFIN-BASED COPOLYMER, CYCLIC OLEFIN-BASED COPOLYMER COMPOSITION, MOLDED ARTICLE, AND MEDICAL CONTAINER
    Publication number: 20200369812
    Abstract: Described is a cyclic olefin-based copolymer has a constitutional unit (A) derived from an ?-olefin having 2 to 20 carbon atoms, a constitutional unit (B) derived from a cyclic olefin without an aromatic ring, and a constitutional unit (C) derived from a cyclic olefin having an aromatic ring. Also described is a medical container containing a cyclic olefin-based copolymer having a constitutional unit (A) derived from an ?-olefin having 2 to 20 carbon atoms, a constitutional unit (B) derived from a cyclic olefin without an aromatic ring, and a constitutional unit (C) derived from a cyclic olefin having an aromatic ring.
    Type: Application
    Filed: November 27, 2018
    Publication date: November 26, 2020
    Applicant: MITSUI CHEMICALS, INC.
    Inventors: Hideki WASA, Haruka SAITO, Sunil Krzysztof MOORTHI, Futoshi FUJIMURA, Masahiko OKAMOTO, Emi ONIKI, Kouichi KIZU, Jiacheng HE