Patents by Inventor Shouta Koga

Shouta Koga 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).

  • Publication number: 20230098357
    Abstract: [Problem] Provided is a resin composition, resin sheet, prepreg and printed wiring board capable of obtaining excellent low permittivity, low dielectric loss tangent, flexibility and peel strength. [Solution Means] A resin composition containing (A) a maleimide compound exhibiting a relative permittivity of lower than 2.7, (B) a polyphenylene ether compound represented by general formula (1) below and having a number-average molecular weight of 1000 to 7000, and (C) a block copolymer with a styrene skeleton. In general formula (1), X represents an aryl group, —(Y—O)n2- represents a polyphenylene ether portion, R1, R2 and R3 each independently represent a hydrogen atom or an alkyl, alkenyl or alkynyl group, n2 represents an integer of 1 to 100, n1 represents an integer of 1 to 6 and n3 represents an integer of 1 to 4.
    Type: Application
    Filed: January 20, 2021
    Publication date: March 30, 2023
    Applicants: Mitsubishi Gas Chemical Company, Inc., MGC Electrotechno Co., Ltd.
    Inventors: Shunsuke Hirano, Yoshihiro Kato, Meguru Ito, Takeshi Nobukuni, Noriaki Sugimoto, Takashi Kubo, Shouta Koga, Yoshitaka Ueno
  • Publication number: 20140254155
    Abstract: According to an embodiment, a luminaire includes a plurality of light source units having mutually different characteristics; and a plurality of diffusing units configured to diffuse light emitted from the light source units and have mutually different characteristics.
    Type: Application
    Filed: August 29, 2013
    Publication date: September 11, 2014
    Applicant: Kabushiki Kaisha Toshiba
    Inventors: Hirokuni HIGASHI, Shouta Koga, Tomoko Ishiwata