Patents by Inventor Mitsuteru Kondo

Mitsuteru Kondo 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).

  • RESIN COMPOSITION, AND OPTICAL LENS, SHEET AND FILM WHICH CONTAIN SAME
    Publication number: 20180306948
    Abstract: Provided is a resin composition that exhibits excellent strength and fluidity. According to one embodiment, the provided resin composition contains a resin containing a repeating unit derived from a compound represented by general formula (1), and also contains a polymer having an end structure represented by general formula (A) and/or contains a compound represented by general formula (B).
    Type: Application
    Filed: November 2, 2016
    Publication date: October 25, 2018
    Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.
    Inventors: Noriyuki KATO, Mitsuteru KONDO, Munenori SHIRATAKE, Kentaro ISHIHARA, Koji HIROSE, Shinya IKEDA
  • METHOD FOR PRODUCING THERMOPLASTIC RESIN
    Publication number: 20180305496
    Abstract: The present invention provides a method for producing a thermoplastic resin by reacting reactants comprising a dihydroxy compound.
    Type: Application
    Filed: November 2, 2016
    Publication date: October 25, 2018
    Applicant: MITSUBISHI GAS CHEMICAL COMPANY, INC.
    Inventors: Noriyuki KATO, Mitsuteru KONDO, Munenori SHIRATAKE, Kentaro ISHIHARA, Koji HIROSE, Shinya IKEDA
  • Method for producing vicinal dithiol
    Patent number: 7183441
    Abstract: A vicinal dithiol is produced by the reaction of an episulfide compound having at least one thiirane ring in its molecule and a thiocarboxylic S-acid.
    Type: Grant
    Filed: February 16, 2005
    Date of Patent: February 27, 2007
    Assignee: Mitsubishi Gas Chemical Company, Inc.
    Inventors: Mitsuteru Kondo, Motoharu Takeuchi, Masahiro Johno, Kenji Ishii
  • Enic compounds, sulfur-containing polyenic compound, sulfur-containing polythiol compound, high refractive index photocurable composition and cured product thereof
    Patent number: 7026372
    Abstract: A composition containing 3,3?-thiobis(propane-1,2-dithiol) and one or more enic compounds which composition is photocurable and can give a cured product having a high refractive index and adequate hardness.
    Type: Grant
    Filed: December 2, 2004
    Date of Patent: April 11, 2006
    Assignee: Mitsubishi Gas Chemical Company, Inc.
    Inventors: Kenji Ishii, Hitoshi Okazaki, Mitsuteru Kondo, Masaaki Takasuka, Motoharu Takeuchi
  • Method for producing vicinal dithiol
    Publication number: 20050187413
    Abstract: A vicinal dithiol is produced by the reaction of an episulfide compound having at least one thiirane ring in its molecule and a thiocarboxylic S-acid.
    Type: Application
    Filed: February 16, 2005
    Publication date: August 25, 2005
    Inventors: Mitsuteru Kondo, Motoharu Takeuchi, Masahiro Johno, Kenji Ishii
  • Enic compounds, sulfur-containing polyenic compound, sulfur-containing polythiol compound, high refractive index photocurable composition and cured product thereof
    Publication number: 20050154073
    Abstract: A composition containing 3,3?-thiobis(propane-1,2-dithiol) and one or more enic compounds which composition is photocurable and can give a cured product having a high refractive index and adequate hardness.
    Type: Application
    Filed: December 2, 2004
    Publication date: July 14, 2005
    Inventors: Kenji Ishii, Hitoshi Okazaki, Mitsuteru Kondo, Masaaki Takasuka, Motoharu Takeuchi
  • Enic compounds, sulfur-containing polyenic compound, sulfur-containing polythiol compound, high refractive index photocurable composition and cured product thereof
    Patent number: 6872333
    Abstract: A composition containing 3,3?-thiobis(propane-1,2-dithiol) and one or more enic compounds which composition is photocurable and can give a cured product having a high refractive index and adequate hardness.
    Type: Grant
    Filed: February 6, 2003
    Date of Patent: March 29, 2005
    Assignee: Mitsubishi Gas Chemical Company, Ltd.
    Inventors: Kenji Ishii, Hitoshi Okazaki, Mitsuteru Kondo, Masaaki Takasuka, Motoharu Takeuchi
  • Enic compounds, sulfur-containing polyenic compound, sulfur-containing polythiol compound, high refractive index photocurable composition and cured product thereof
    Publication number: 20030195270
    Abstract: A composition containing 3,3′-thiobis(propane-1,2-dithiol) and one or more enic compounds which composition is photocurable and can give a cured product having a high refractive index and adequate hardness.
    Type: Application
    Filed: February 6, 2003
    Publication date: October 16, 2003
    Inventors: Kenji Ishii, Hitoshi Okazaki, Mitsuteru Kondo, Masaaki Takasuka, Motoharu Takeuchi