Patents by Inventor Hiroya YAJIMA

Hiroya YAJIMA 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).

  • Powder preparation for nasal administration
    Patent number: 11752102
    Abstract: A powder preparation for nasal administration containing a particulate of steroid hormones having an average particle size of 50 to 300 ?m as an active ingredient is prepared.
    Type: Grant
    Filed: December 20, 2021
    Date of Patent: September 12, 2023
    Assignee: ASKA PHARMACEUTICAL CO., LTD.
    Inventors: Koichi Minato, Tomoya Fujisawa, Kenji Shimizu, Takahisa Saito, Hiroya Yajima, Kazuhiro Sasaki
  • POWDER PREPARATION FOR NASAL ADMINISTRATION
    Publication number: 20220125716
    Abstract: A powder preparation for nasal administration containing a particulate of steroid hormones having an average particle size of 50 to 300 ?m as an active ingredient is prepared.
    Type: Application
    Filed: December 20, 2021
    Publication date: April 28, 2022
    Applicant: ASKA Pharmaceutical Co., Ltd.
    Inventors: Koichi MINATO, Tomoya FUJISAWA, Kenji SHIMIZU, Takahisa SAITO, Hiroya YAJIMA, Kazuhiro SASAKI
  • Powder preparation for nasal administration
    Patent number: 11234928
    Abstract: A powder preparation for nasal administration containing a particulate of steroid hormones having an average particle size of 50 to 300 ?m as an active ingredient is prepared.
    Type: Grant
    Filed: November 22, 2018
    Date of Patent: February 1, 2022
    Assignee: ASKA PHARMACEUTICAL CO., LTD.
    Inventors: Koichi Minato, Tomoya Fujisawa, Kenji Shimizu, Takahisa Saito, Hiroya Yajima, Kazuhiro Sasaki
  • POWDER PREPARATION FOR NASAL ADMINISTRATION
    Publication number: 20200360274
    Abstract: A powder preparation for nasal administration containing a particulate of steroid hormones having an average particle size of 50 to 300 ?m as an active ingredient is prepared.
    Type: Application
    Filed: November 22, 2018
    Publication date: November 19, 2020
    Applicant: ASKA Pharmaceutical Co., Ltd.
    Inventors: Koichi MINATO, Tomoya FUJISAWA, Kenji SHIMIZU, Takahisa SAITO, Hiroya YAJIMA, Kazuhiro SASAKI