Patents by Inventor Yutaka Ukitsu

Yutaka Ukitsu 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).

  • Child chair
    Publication number: 20030011221
    Abstract: Each of right and left X-shaped leg assemblies (2) is constructed by pivotally joining middle parts of a front leg (3) and a rear leg (4). The right and the left X-shaped leg assembly (2) are connected to parallel right and left bases (8). One of the front leg (3) and the rear leg (4) of each X-shaped leg assembly (2) has a lower end pivotally connected to the base (8), and the other of the front leg (3) and the rear leg (4) has a lower end supported for turning and longitudinal movement on the base (8).
    Type: Application
    Filed: July 16, 2002
    Publication date: January 16, 2003
    Inventors: Toshiro Yoshie, Yutaka Ukitsu, Tokihiko Ikuno