Patents by Inventor Yuhiro Yamazaki

Yuhiro Yamazaki 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).

  • EXTERNAL PREPARATION
    Publication number: 20220202781
    Abstract: Provided is a dexmedetomidine-containing non-aqueous external preparation being capable of suppressing the precipitation of a crystal of dexmedetomidine in the preparation, and having satisfactory transdermal absorbability. The non-aqueous external preparation includes: (A) dexmedetomidine or a salt thereof; (B) an aliphatic alcohol having 10 to 12 carbon atoms; (C) a propylene glycol monoester of a fatty acid having 6 to 16 carbon atoms; (D) an organic acid; and (E) an organic acid salt.
    Type: Application
    Filed: May 26, 2020
    Publication date: June 30, 2022
    Applicants: KYUKYU PHARMACEUTICAL CO., LTD., MARUISHI PHARMACEUTICAL CO., LTD.
    Inventors: Ryo UCHITOMI, Yuhiro YAMAZAKI
  • Hydrous adhesive patch
    Patent number: 9974754
    Abstract: Provided is a patch providing sufficiently high absorbability of dexmedetomidine and less skin irritation. Hydrous adhesive patch comprising dexmedetomidine or a salt thereof and a water-soluble polymer.
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: May 22, 2018
    Assignees: MARUISHI PHARMACEUTICAL CO., LTD., KYUKYU PHARMACEUTICAL CO., LTD.
    Inventors: Yuhiro Yamazaki, Nobuhiro Nosaka
  • HYDROUS ADHESIVE PATCH
    Publication number: 20160310441
    Abstract: Provided is a patch providing sufficiently high absorbability of dexmedetomidine and less skin irritation. Hydrous adhesive patch comprising dexmedetomidine or a salt thereof and a water-soluble polymer.
    Type: Application
    Filed: December 17, 2014
    Publication date: October 27, 2016
    Applicants: MARUISHI PHARMACEUTICAL CO., LTD., KYUKYU PHARMACEUTICAL CO., LTD.
    Inventors: Yuhiro YAMAZAKI, Nobuhiro NOSAKA
  • EXTERNAL PREPARATION CONTAINING ANALGESIC/ANTI-INFLAMMATORY AGENT
    Publication number: 20120004306
    Abstract: An external preparation containing the following components (A), (B), and (C): (A) a non-steroidal analgesic/anti-inflammatory agent, (B) a polyhydric alcohol, and (C) a polyoxyalkylene alkyl ether and/or a polyoxyalkylene alkenyl ether. The external preparation of the present invention has improved the drug efficacy of a non-steroidal analgesic/anti-inflammatory agent, and can be effective at a low concentration. The external preparation of the present invention also has excellent appearance.
    Type: Application
    Filed: March 11, 2010
    Publication date: January 5, 2012
    Applicant: Kowa Co., Ltd.
    Inventors: Seiji Miura, Tsutomu Awamura, Yuhiro Yamazaki, Hironari Fujii
  • EXTERNAL PREPARATION CONTAINING ANALGESIC/ANTI-INFLAMMATORY AGENT
    Publication number: 20110319399
    Abstract: An external preparation containing the following components (A) and (B): (A) a non-steroidal analgesic/anti-inflammatory agent, and (B) an organic amine. The external preparation of the present invention has improved skin permeation and excellent stability of a non-steroidal analgesic/anti-inflammatory agent in the external preparation. The external preparation of the present invention also has excellent appearance.
    Type: Application
    Filed: March 11, 2010
    Publication date: December 29, 2011
    Applicant: KOWA CO., LTD.
    Inventors: Seiji Miura, Tsutomu Awamura, Yuhiro Yamazaki, Hironari Fujii