Patents by Inventor Tomohiro Ishima

Tomohiro Ishima 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: 20170112780
    Abstract: Since treatment effects of conventional external preparations were not satisfactory, it is aimed to provide a novel external preparation that is excellent in drug permeability to nail, capable of fully exhibiting effects of an antifungal drug, and effective for treatments of diseases such as nail mycosis and nail candidiasis, particularly, treatments for nail tinea. The external preparation of this invention is a pharmaceutical composition for nail characterized by containing an antifungal drug, alkylpyrrolidone or a derivative thereof, and a crosslinking hydrogel.
    Type: Application
    Filed: January 6, 2017
    Publication date: April 27, 2017
    Applicant: TEIKOKU SEIYAKU CO., LTD
    Inventors: Tomohiro ISHIMA, Mamoru NARUSE, Hideo KANEDA, Kazuo KANAI, Takashi SEKINE, Shinichi OTA, Tomonari YOSHIMURA
  • Patent number: 9579297
    Abstract: Since treatment effects of conventional external preparations were not satisfactory, it is aimed to provide a novel external preparation that is excellent in drug permeability to nail, capable of fully exhibiting effects of an antifungal drug, and effective for treatments of diseases such as nail mycosis and nail candidiasis, particularly, treatments for nail tinea. The external preparation of this invention is a pharmaceutical composition for nail characterized by containing an antifungal drug, alkylpyrrolidone or a derivative thereof, and a crosslinking hydrogel.
    Type: Grant
    Filed: December 26, 2006
    Date of Patent: February 28, 2017
    Assignee: TEIKOKU SEIYAKU CO., LTD.
    Inventors: Tomohiro Ishima, Mamoru Naruse, Hideo Kaneda, Kazuo Kanai, Takashi Sekine, Shinichi Ota, Tomonari Yoshimura
  • Publication number: 20140234396
    Abstract: The present invention provides to patches having excellent skin-permeability and therapeutic effect by the drug with lower irritation. In an external patch in which an adhesive layer containing an adhesive base and a drug are laminated with a backing, the external patch wherein the adhesive base contains 5-50% by weight of synthetic rubber polymer, 10-60% by weight of adhesive resin and 25-60% by weight of liquid paraffin, and the drug is etofenamate. According to the present invention, there is obtainable the patches having excellent skin-permeability and therapeutic effect by the drug with lower irritation.
    Type: Application
    Filed: April 29, 2014
    Publication date: August 21, 2014
    Applicants: TEIKOKU SEIYAKU CO., LTD., DROSSAPHARM AG
    Inventors: Tomohiro ISHIMA, Hiroyuki YAMASAKI, Masahiro YAMAJI
  • Patent number: 8747885
    Abstract: The present invention provides to patches having excellent skin-permeability and therapeutic effect by the drug with lower irritation. In an external patch in which an adhesive layer containing an adhesive base and a drug are laminated with a backing, the external patch wherein the adhesive base contains 5-50% by weight of synthetic rubber polymer, 10-60% by weight of adhesive resin and 25-60% by weight of liquid paraffin, and the drug is etofenamate. According to the present invention, there is obtainable the patches having excellent skin-permeability and therapeutic effect by the drug with lower irritation.
    Type: Grant
    Filed: December 15, 2004
    Date of Patent: June 10, 2014
    Assignees: Teikoku Seiyaku Co., Ltd., Drossapharm AG
    Inventors: Tomohiro Ishima, Hiroyuki Yamasaki, Masahiro Yamaji
  • Publication number: 20090202602
    Abstract: Since treatment effects of conventional external preparations were not satisfactory, it is aimed to provide a novel external preparation that is excellent in drug permeability to nail, capable of fully exhibiting effects of an antifungal drug, and effective for treatments of diseases such as nail mycosis and nail candidiasis, particularly, treatments for nail tinea. The external preparation of this invention is a pharmaceutical composition for nail characterized by containing an antifungal drug, alkylpyrrolidone or a derivative thereof, and a crosslinking hydrogel.
    Type: Application
    Filed: December 26, 2006
    Publication date: August 13, 2009
    Applicants: Teikoku Seiyaku Co., Ltd., Nihon Nohyaku Co., Ltd.
    Inventors: Tomohiro Ishima, Mamoru Naruse, Hideo Kaneda, Kazuo Kanai, Takashi Sekine, Shinichi Oota, Tomonari Yoshimura
  • Publication number: 20080089926
    Abstract: The present invention provides to patches having excellent skin-permeability and therapeutic effect by the drug with lower irritation. In an external patch in which an adhesive layer containing an adhesive base and a drug are laminated with a backing, the external patch wherein the adhesive base contains 5-50% by weight of synthetic rubber polymer, 10-60% by weight of adhesive resin and 25-60% by weight of liquid paraffin, and the drug is etofenamate. According to the present invention, there is obtainable the patches having excellent skin-permeability and therapeutic effect by the drug with lower irritation.
    Type: Application
    Filed: December 15, 2004
    Publication date: April 17, 2008
    Inventors: Tomohiro Ishima, Hiroyuki Yamasaki, Masahiro Yamaji