Patents by Inventor Norihiro Shinkai

Norihiro Shinkai 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: 20180104183
    Abstract: The present invention relates to an oral film preparation obtained by spreading a solution containing a high potency drug and a film-forming polymer and then drying the solution, and a method for preparing an oral film preparation containing a high potency drug, said method comprising spreading a solution containing the high potency drug and a film-forming polymer and then drying the same, and a package obtained by (a) packaging the oral film preparation in a packaging material and, after nitrogen substitution, sealing the packaging material, and/or (b) sealing the oral film preparation together with a deoxidant in a packaging material. Provided are an oral film preparation that contains a high potency drug and has excellent content uniformity, a method for easily preparing an oral film preparation that contains a high potency drug and has excellent content uniformity, and a highly stable package that contains the oral film preparation.
    Type: Application
    Filed: April 6, 2016
    Publication date: April 19, 2018
    Applicant: NIPRO CORPORATION
    Inventors: Naohisa KAWAMURA, Norihiro SHINKAI, Hiroaki SHIRAISHI, Yo TSUDA
  • Publication number: 20170367993
    Abstract: The present invention addresses the problem of providing a film preparation that enables large quantities of medicinal products to be blended thereinto. The present invention provides a film preparation that contains a film base material, which contains a water-soluble polymer, and medicinal product containing particles, which are supported on the film base material and which have a coating layer containing a hydrophobic coating agent on the outermost surface of the particles. The content of the medicinal product in the medicinal product-containing particles may be 0.1-95 mass % relative to the overall film preparation. The water-soluble polymer may include one or more types selected from the group consisting of hydroxypropyl cellulose, hydroxypropylmethyl cellulose and pullulan.
    Type: Application
    Filed: January 21, 2016
    Publication date: December 28, 2017
    Inventors: Norihiro SHINKAI, Naohisa KAWAMURA, Hiroaki SHIRAISHI, Tomohiro HAYASHIDA
  • Publication number: 20110150974
    Abstract: A medicament used for prophylactic and/or therapeutic treatment of xerostomia, which is in the form for oral mucosal administration comprising a spirooxathiolane quinuclidine derivative represented by the following general formula (I) or an acid addition salt thereof: [Formula 1] (wherein R1 and R2 may be the same or different, and independently represent a hydrogen atom, an alkyl group, a cyclopentyl group, a cyclohexyl group, a monoaryl- or diaryl-substituted methylol group, or an aryl-substituted alkyl group) as an active ingredient.
    Type: Application
    Filed: August 4, 2005
    Publication date: June 23, 2011
    Applicants: DAIICHI PHARMACEUTICAL CO., LTD., SAITAMA DAIICHI PHARMACEUTICAL CO., LTD.
    Inventors: Noriko Nakajima, Norihiro Shinkai, Hitoshi Yamauchi, Masahiko Kikuchi
  • Patent number: 6211425
    Abstract: A transdermal patch containing a drug comprising formoterol and/or a salt, a solvent for the drug, a pressure-sensitive adhesive comprising an ethylene/vinyl acetate copolymer resin and at least one of a filler and a plasticizer. The patch is substantially water-free. The patch serves to promote percutaneous absorption of the formoterol and/or a salt thereof and allow the efficacy of the drug to stably persist for a long period of time. The patch is thus effective for diseases such as asthma, which can be cured or prevented by exciting &bgr;-receptors.
    Type: Grant
    Filed: March 4, 1999
    Date of Patent: April 3, 2001
    Assignee: Saitama Daiichi Seiyaku Kabushiki Kaisha
    Inventors: Toshiyuki Takayasu, Ikuhiro Kakubari, Norihiro Shinkai, Junji Kawakami, Noriko Nakajima, Akemi Uruno