Patents by Inventor Motoya Kikuchi

Motoya Kikuchi 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: 20210161143
    Abstract: An antiseptic composition with a more extended applicable range by further enhancing the efficacy of olanexidine gluconate, which has been used as a highly safe dermal bactericidal disinfectant, and extending antibacterial spectrum. The antiseptic composition includes and has a more extended bactericidal spectrum than conventional disinfectants.
    Type: Application
    Filed: July 12, 2019
    Publication date: June 3, 2021
    Applicant: OTSUKA PHARMACEUTICAL FACTORY, INC.
    Inventors: Kaoru IMAI, Hisae NISHIOKA, Akihumi HAGI, Shinji ODA, Kazumasa HASHIMOTO, Motoya KIKUCHI
  • Patent number: 10888535
    Abstract: It is to provide a disinfectant liquid which enables easy identification of the application sites in preoperative skin disinfection and the like, where the liquid is obtained by coloring an aqueous solution of olanexidine gluconate which is a colorless and transparent liquid. A disinfectant liquid comprises olanexidine gluconate, a coloring agent such as Sunset Yellow FCF, an alkyl dimethylamine oxide such as lauryl dimethylamine oxide, and optionally one or more surfactants other than alkyl dimethylamine oxide such as polyoxyethylene alkyl ether including lauromacrogol and polyoxyethylene polyoxypropylene alkyl ether including polyoxyethylene(20) polyoxypropylene(4) cetyl ether. The disinfectant liquid enables easy identification of the application sites in preoperative skin disinfection and the like.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: January 12, 2021
    Assignee: OTSUKA PHARMACEUTICAL FACTORY, INC.
    Inventors: Mari Shiozaki, Ryohei Tsubakiyama, Motoya Kikuchi, Kaoru Imai, Akifumi Hagi
  • Publication number: 20190000783
    Abstract: It is to provide a disinfectant liquid which enables easy identification of the application sites in preoperative skin disinfection and the like, where the liquid is obtained by coloring an aqueous solution of olanexidine gluconate which is a colorless and transparent liquid. A disinfectant liquid comprises olanexidine gluconate, a coloring agent such as Sunset Yellow FCF, an alkyl dimethylamine oxide such as lauryl dimethylamine oxide, and optionally one or more surfactants other than alkyl dimethylamine oxide such as polyoxyethylene alkyl ether including lauromacrogol and polyoxyethylene polyoxypropylene alkyl ether including polyoxyethylene(20) polyoxypropylene(4) cetyl ether. The disinfectant liquid enables easy identification of the application sites in preoperative skin disinfection and the like.
    Type: Application
    Filed: November 30, 2016
    Publication date: January 3, 2019
    Applicant: OTSUKA PHARMACEUTICAL FACTORY, INC.
    Inventors: Mari SHIOZAKI, Ryohei TSUBAKIYAMA, Motoya KIKUCHI, Kaoru IMAI, Akifumi HAGI
  • Patent number: 8334248
    Abstract: The present invention provides a disinfectant that contains olanexidine in a concentration sufficient to exhibit an effective bactericidal effect, and that has hardly any side effects such as skin irritation. Specifically, the present invention provides a disinfectant containing an aqueous solution that contains olanexidine and at least an equimolar amount of gluconic acid, and substantially contains neither an acid other than gluconic acid nor a salt of the acid other than gluconic acid.
    Type: Grant
    Filed: September 10, 2010
    Date of Patent: December 18, 2012
    Assignees: Otsuka Pharmaceutical Co., Ltd., Otsuka Pharmaceutical Factory, Inc.
    Inventors: Kazuyoshi Miyata, Yasuhide Inoue, Akifumi Hagi, Motoya Kikuchi, Hitoshi Ohno, Kinji Hashimoto, Kinue Ohguro, Tetsuya Sato, Hidetsugu Tsubouchi, Hiroshi Ishikawa, Takashi Okamura, Koushi Iwata
  • Publication number: 20100331423
    Abstract: The present invention provides a disinfectant that contains olanexidine in a concentration sufficient to exhibit an effective bactericidal effect, and that has hardly any side effects such as skin irritation. Specifically, the present invention provides a disinfectant containing an aqueous solution that contains olanexidine and at least an equimolar amount of gluconic acid, and substantially contains neither an acid other than gluconic acid nor a salt of the acid other than gluconic acid.
    Type: Application
    Filed: September 10, 2010
    Publication date: December 30, 2010
    Applicants: Otsuka Pharmaceutical Co., Ltd., Otsuka Pharmaceutical Factory, Inc.
    Inventors: Kazuyoshi Miyata, Yasuhide Inoue, Akifumi Hagi, Motoya Kikuchi, Hitoshi Ohno, Kinji Hashimoto, Kinue Ohguro, Tetsuya Sato, Hidetsugu Tsubouchi, Hiroshi Ishikawa, Takashi Okamura, Koushi Iwata
  • Patent number: 7829518
    Abstract: The present invention provides a disinfectant that contains olanexidine in a concentration sufficient to exhibit an effective bactericidal effect, and that has hardly any side effects such as skin irritation. Specifically, the present invention provides a disinfectant containing an aqueous solution that contains olanexidine and at least an equimolar amount of gluconic acid, and substantially contains neither an acid other than gluconic acid nor a salt of the acid other than gluconic acid.
    Type: Grant
    Filed: May 25, 2004
    Date of Patent: November 9, 2010
    Assignees: Otsuka Pharmaceutical Co., Ltd., Otsuka Pharmaceutical Factory, Inc,
    Inventors: Kazuyoshi Miyata, Yasuhide Inoue, Akifumi Hagi, Motoya Kikuchi, Hitoshi Ohno, Kinji Hashimoto, Kinue Ohguro, Tetsuya Sato, Hidetsugu Tsubouchi, Hiroshi Ishikawa, Takashi Okamura, Koushi Iwata
  • Patent number: 7825080
    Abstract: The present invention provides a disinfectant that contains olanexidine in a concentration sufficient to exhibit an effective bactericidal effect, and that has hardly any side effects such as skin irritation. Specifically, the present invention provides a disinfectant containing an aqueous solution that contains olanexidine and at least an equimolar amount of gluconic acid, and substantially contains neither an acid other than gluconic acid nor a salt of the acid other than gluconic acid.
    Type: Grant
    Filed: October 27, 2006
    Date of Patent: November 2, 2010
    Assignees: Otsuka Pharmaceutical Co., Ltd., Otsuka Pharmaceutical Factory, Inc.
    Inventors: Kazuyoshi Miyata, Yasuhide Inoue, Akifumi Hagi, Motoya Kikuchi, Hitoshi Ohno, Kinji Hashimoto, Kinue Ohguro, Tetsuya Sato, Hidetsugu Tsubouchi, Hiroshi Ishikawa, Takashi Okamura, Koushi Iwata
  • Publication number: 20070041866
    Abstract: The present invention provides a disinfectant that contains olanexidine in a concentration sufficient to exhibit an effective bactericidal effect, and that has hardly any side effects such as skin irritation. Specifically, the present invention provides a disinfectant containing an aqueous solution that contains olanexidine and at least an equimolar amount of gluconic acid, and substantially contains neither an acid other than gluconic acid nor a salt of the acid other than gluconic acid.
    Type: Application
    Filed: October 27, 2006
    Publication date: February 22, 2007
    Inventors: Kazuyoshi Miyata, Yasuhide Inoue, Akifumi Hagi, Motoya Kikuchi, Hitoshi Ohno, Kinji Hashimoto, Kinue Ohguro, Tetsuya Sato, Hidetsugu Tsubouchi, Hiroshi Ishikawa, Takashi Okamura, Koushi Iwata
  • Publication number: 20060189500
    Abstract: The present invention provides a disinfectant that contains olanexidine in a concentration sufficient to exhibit an effective bactericidal effect, and that has hardly any side effects such as skin irritation. Specifically, the present invention provides a disinfectant containing an aqueous solution that contains olanexidine and at least an equimolar amount of gluconic acid, and substantially contains neither an acid other than gluconic acid nor a salt of the acid other than gluconic acid.
    Type: Application
    Filed: May 25, 2004
    Publication date: August 24, 2006
    Inventors: Kazuyoshi Miyata, Yasuhide Inoue, Akifumi Hagi, Motoya Kikuchi, Hitoshi Ohno, Kinji Hashimoto, Kinue Ohguro, Tetsuya Sato, Hidetsugu Tsubouchi, Hiroshi Ishikawa, Takashi Okamura, Koushi Iwata