Patents by Inventor Hiromi Tatsukawa

Hiromi Tatsukawa 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).

  • Skin preparation for external use characterized by containing sugar derivative of ?, ?-trehalose
    Patent number: 7854922
    Abstract: The present invention has an object to provide an external dermatological formulation having satisfactory blood flow-promoting effect, antiinflammatory effect, antibacterial effect, moisturizing effect, whitening effect, UV-absorbing effect, UV-scattering effect, antioxidant effect, hair growing effect, hair nourishing effect, emusifying effect, astringent effect, wrinkle-reducing effect, cell-activating effect and/or transdermal absorption-promoting effect with a satisfactory safety and skin feeling; The object is solved by providing an external dermatological formulation comprising a saccharide derivative of ?,?-trehalose and one or more members selected from substances having any one of blood flow-promoting effect, antiinflammatory effect, antibacterial effect, moisturizing effect, whitening effect, UV-absorbing effect, UV-scattering effect, antioxidant effect, hair growing efect, hair nourishing effect, emulsifying effect, astringent effect, wrinkle-reducing effect, cell-activating effect and transdermal
    Type: Grant
    Filed: February 10, 2004
    Date of Patent: December 21, 2010
    Assignee: Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo
    Inventors: Fujimi Tanabe, Michio Kubota, Hiromi Tatsukawa, Shigeharu Fukuda, Toshio Miyake
  • Moisture-Retaining Agent Comprising Alpha-Glycosyl Glycyrrhizing As An Effective Ingredient And Use Thereof
    Publication number: 20070269387
    Abstract: The present invention has objects to provide a humectant applicable to preparations for external dermal agents, which has a moisturizing activity without causing unfavorable sticky feeling, and to provide an external dermal agent incorporated with the humectant. These objects are solved by providing a humectant containing ?-glycosyl glycyrrhizin as an-effective ingredient, which has a satisfactory feeling of use and preferable makeup finish, imparts a desired softness and tension to the skin, and has an improved humectancy without causing unfavorable sticky feeling; and by providing an external dermal agent incorporated with the humectant.
    Type: Application
    Filed: August 17, 2005
    Publication date: November 22, 2007
    Inventors: Hiromi Tatsukawa, Toshio Miyake
  • Skin preparation for external use characterized by containing sugar derivative of alpha, alpha-trehalose
    Publication number: 20070003502
    Abstract: The present invention has an object to provide an external dermatological formulation having satisfactory blood flow-promoting effect, antiinflammatory effect, antibacterial effect, moisturizing effect, whitening effect, UV-absorbing effect, UV-scattering effect, antioxidant effect, hair growing effect, hair nourishing effect, emusifying effect, astringent effect, wrinkle-reducing effect, cell-activating effect and/or transdermal absorption-promoting effect with a satisfactory safety and skin feeling; The object is solved by providing an external dermatological formulation comprising a saccharide derivative of ?,?-trehalose and one or more members selected from substances having any one of blood flow-promoting effect, antiinflammatory effect, antibacterial effect, moisturizing effect, whitening effect, UV-absorbing effect, UV-scattering effect, antioxidant effect, hair growing efect, hair nourishing effect, emulsifying effect, astringent effect, wrinkle-reducing effect, cell-activating effect and transdermal
    Type: Application
    Filed: February 10, 2004
    Publication date: January 4, 2007
    Inventors: Fujimi Tanabe, Michio Kubota, Hiromi Tatsukawa, Shigeru Fukuda, Toshio Miyake