Patents by Inventor Taichi Moriyama

Taichi Moriyama 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: 20210399228
    Abstract: Provided are a compound having an excellent semiconductor property and a method for producing the compound, an intermediate of the compound and a method for producing the intermediate, and an organic semiconductor material and an organic semiconductor device each obtained with use of the organic semiconductor material. A compound represented by general formula (2): where: A1 and A2 are CM1 or N, and M1 is H or the like; J1 and J2 are each independently a skeleton giving an electron donating property or an electron accepting property; and X1 and X2 are where: M2 to M4 are H or the like, and M3 and M4 may be bonded to each other to form a ring.
    Type: Application
    Filed: October 25, 2019
    Publication date: December 23, 2021
    Inventors: Yutaka Ie, Takuji Seo, Shreyam Chatterjee, Taichi Moriyama, Syun Kudo
  • Patent number: 10793584
    Abstract: In order to provide a naphthobischalcogenadiazole derivative that can be used as an intermediate for producing a naphthobischalcogenadiazole compound into which a fluorine atom has been introduced, the naphthobischalcogenadiazole derivative in accordance with an aspect of the present invention is represented by a formula (I): where each of A1 and A2 is independently an oxygen atom, a sulfur atom, a selenium atom, or a tellurium atom; and each of X1 and X2 is independently a hydrogen atom, a halogen atom, a boronic acid group, a boronic acid ester group, a boronic acid diaminonaphthalene amide group, an N-methyliminodiacetic acid boronate group, a trifluoroborate salt group, or a triolborate salt group.
    Type: Grant
    Filed: October 13, 2017
    Date of Patent: October 6, 2020
    Assignees: Osaka University, Ishihara Sangyo Kaisha, Ltd.
    Inventors: Yutaka Ie, Yoshio Aso, Takuji Seo, Taichi Moriyama
  • Publication number: 20190337966
    Abstract: In order to provide a naphthobischalcogenadiazole derivative that can be used as an intermediate for producing a naphthobischalcogenadiazole compound into which a fluorine atom has been introduced, the naphthobischalcogenadiazole derivative in accordance with an aspect of the present invention is represented by a formula (I): where each of A1 and A2 is independently an oxygen atom, a sulfur atom, a selenium atom, or a tellurium atom; and each of X1 and X2 is independently a hydrogen atom, a halogen atom, a boronic acid group, a boronic acid ester group, a boronic acid diaminonaphthalene amide group, an N-methyliminodiacetic acid boronate group, a trifluoroborate salt group, or a triolborate salt group.
    Type: Application
    Filed: October 13, 2017
    Publication date: November 7, 2019
    Inventors: Yutaka Ie, Yoshio Aso, Takuji Seo, Taichi Moriyama