Patents by Inventor Kayo Tanigawa

Kayo Tanigawa 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).

  • Butenafine hydrochloride-containing aqueous patch
    Patent number: 8377476
    Abstract: Disclosed is a water-based adhesive skin patch which has excellent storage stability, can achieve excellent accumulation of butenafine hydrochloride contained therein on a patched area such as the skin and a nail, and has a high therapeutic effect. Specifically disclosed is a water-based adhesive skin patch containing butenafine hydrochloride, which is characterized by containing butenafine hydrochloride, glycol salicylate and propylene glycol in a water-containing gel ointment. Specifically, butenafine hydrochloride is dissolved in a mixed solution of glycol salicylate and propylene glycol, and the resulting solution is dispersed in a water-containing gel. Particularly, the mixing ratio of glycol salicylate to propylene glycol is 1:2 to 1:30.
    Type: Grant
    Filed: March 24, 2009
    Date of Patent: February 19, 2013
    Assignee: Teikoku Seiyaku Co., Ltd.
    Inventors: Takashi Kamakura, Takefumi Hoshikawa, Yukiko Inamoto, Kayo Tanigawa
  • Butenafine Hydrochloride-Containing Aqueous Patch
    Publication number: 20110097407
    Abstract: Disclosed is a water-based adhesive skin patch which has excellent storage stability, can achieve excellent accumulation of butenafine hydrochloride contained therein on a patched area such as the skin and a nail, and has a high therapeutic effect. Specifically disclosed is a water-based adhesive skin patch containing butenafine hydrochloride, which is characterized by containing butenafine hydrochloride, glycol salicylate and propylene glycol in a water-containing gel ointment. Specifically, butenafine hydrochloride is dissolved in a mixed solution of glycol salicylate and propylene glycol, and the resulting solution is dispersed in a water-containing gel. Particularly, the mixing ratio of glycol salicylate to propylene glycol is 1:2 to 1:30.
    Type: Application
    Filed: March 24, 2009
    Publication date: April 28, 2011
    Applicant: TEIKOKU SEIYAKU CO., LTD.
    Inventors: Takashi Kamakura, Takefumi Hoshikawa, Yukiko Inamoto, Kayo Tanigawa