Patents by Inventor Hirosige Nakatsuka

Hirosige Nakatsuka 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).

  • Radiation protector and utilization thereof
    Patent number: 7344658
    Abstract: The present invention provides radioprotective materials and products produced using the materials, the materials and products being easily usable for blocking the effects of radiation, exposure to which occurs unconsciously in daily life or in the working environment. Specifically stated, the present invention provides radioprotective materials comprising at least one member selected from the group consisting of collagens, keratins, silk fibroins and their derivatives. The present invention also provides radioprotective products produced using the radioprotective materials.
    Type: Grant
    Filed: January 23, 2003
    Date of Patent: March 18, 2008
    Assignee: Allmighty Co., Ltd.
    Inventors: Hirosige Nakatsuka, Akihito Tsuchiya, Quang Huy Nguyen
  • Radiation protector and utilization thereof
    Publication number: 20050087705
    Abstract: The present invention provides radioprotective materials and products produced using the materials, the materials and products being easily usable for blocking the effects of radiation, exposure to which occurs unconsciously in daily life or in the working environment. Specifically stated, the present invention provides radioprotective materials comprising at least one member selected from the group consisting of collagens, keratins, silk fibroins and their derivatives. The present invention also provides radioprotective products produced using the radioprotective materials.
    Type: Application
    Filed: January 23, 2003
    Publication date: April 28, 2005
    Inventors: Hirosige Nakatsuka, Akihito Tsuchiya, Quang Nguyen