Patents by Inventor Takechi Makihara

Takechi Makihara 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).

  • Patent number: 6872729
    Abstract: A pyrimidinylbenzimidazole or triazinylbenzimidazole derivative represented by the general formula (I): wherein A is N or CR3, and R1, R2, R3, X, Y and n are as defined in the disclosure.
    Type: Grant
    Filed: March 10, 2003
    Date of Patent: March 29, 2005
    Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.
    Inventors: Masaru Shibata, Kiyoshi Kawai, Takechi Makihara, Norihisa Yonekura, Takehiro Kawashima, Junetsu Sakai, Norimichi Muramatsu
  • Publication number: 20040023966
    Abstract: A pyrimidinylbenzimidazole or triazinylbenzimidazole derivative represented by the general formula (I): 1
    Type: Application
    Filed: March 10, 2003
    Publication date: February 5, 2004
    Applicant: KUMIAI CHEMICAL INDUSTRY CO., LTD.
    Inventors: Masaru Shibata, Kiyoshi Kawai, Takechi Makihara, Norihisa Yonekura, Takehiro Kawashima, Junetsu Sakai, Norimichi Muramatsu
  • Patent number: 6576631
    Abstract: A pyrimidinylbenzimidazole or triazinylbenzimidazole derivative represented by the general formula (I): wherein A is N or CR3, and R1, R2, R3, X, Y and n are as defined in the disclosure.
    Type: Grant
    Filed: May 8, 2001
    Date of Patent: June 10, 2003
    Assignees: Kumiai Chemical Industry Co., Ltd., Ihara Chemical Industry Co., Ltd.
    Inventors: Masaru Shibata, Kiyoshi Kawai, Takechi Makihara, Norihisa Yonekura, Takehiro Kawashima, Junetsu Sakai, Norimichi Muramatsu