Patents by Inventor Yukiko Nagase, legal representative

Yukiko Nagase, legal representative 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).

  • Colloidal metal-containing Urushi lacquer and Urushi lacquered article
    Patent number: 7655086
    Abstract: An object of the present invention is to impart excellent gloss to an Urushi coating, improve drying properties, improve light fastness, and provide an environmentally responsible high-class lacquered article such as a ‘Byakudan’ (white sandalwood) coating or a ‘Tamamushi’ (iridescent) coating. This object has been accomplished by an Urushi lacquer comprising a naturally occurring raw Urushi or a refined Urushi, and metal colloid particles. As the metal colloid particles, precious metal colloid particles may preferably be used.
    Type: Grant
    Filed: February 8, 2005
    Date of Patent: February 2, 2010
    Assignee: Meiji University Legal Person
    Inventors: Tetsuo Miyakoshi, Kisuke Nagase, Yukiko Nagase, legal representative