Patents by Inventor Takaaki Hisamoto

Takaaki Hisamoto 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).

  • Coated vitamin C preparation for animal feed, production and use thereof
    Patent number: 5229147
    Abstract: A coated vitamin C preparation for animal feed comprises a particulate core containing vitamin C and a coating material composed of one or more fine powdery lipids having a melting point of at least 40.degree. C. and containing vitamin E. The coating material is present as an agglomerated coating layer surrounding the entire circumference of each particle of the particulate core.The coated vitamin C preparation is produced by a process, which comprises a step of bringing particles of a particulate core containing vitamin C into colliding contact with particles of a coating material composed of one or more fine powdery lipids having a melting point of at least 40.degree. C. and containing vitamin E, so as to form a coating layer of agglomerated particles of the coating material surrounding the entire circumference of each particle of the core.The coated vitamin C preparation is useful as a supplement to feeds for animals, such as, livestock, poultry and marine animals, by admixing same with the feed.
    Type: Grant
    Filed: February 5, 1991
    Date of Patent: July 20, 1993
    Assignees: Nippon Oil and Fats Co., Ltd., Eisai Co., Ltd.
    Inventors: Saburoh Kubota, Takaaki Hisamoto, Koichi Iwanami