Patents by Inventor Naoto Sakaiya

Naoto Sakaiya 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).

  • Blind washing apparatus
    Patent number: 5044036
    Abstract: A blind washing apparatus capable of washing a blind automatically without relying upon manual operation. The blind is supported by a blind support device and repeats upward and downward movements. In a state in which the blind is lowered into a washing tank filled with washing liquid, the blind is brushed by a pair of washing brushes arranged in opposed relation to each other, thereby washing the blind automatically.
    Type: Grant
    Filed: August 2, 1989
    Date of Patent: September 3, 1991
    Assignee: Aderans Co., Ltd.
    Inventors: Takenobu Fujimoto, Michinobu Fujiwara, Naoto Sakaiya