Patents by Inventor Hiroo Umeda

Hiroo Umeda 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).

  • Suction device, suction system, and suction method
    Patent number: 8613735
    Abstract: A suction device according to the present invention has: an outer tube connected to a fluid supply unit on a base-end side thereof and including an opening edge section; and a suction tube provided in the outer tube and connected to a negative pressure generating unit on a base-end side thereof, the suction tube including an opening edge section, wherein an annular fluid supply passage is formed between an inner peripheral surface of the outer tube and an outer peripheral surface of the suction tube, and the opening edge section of the suction tube is placed inside the opening edge section of the outer tube toward the base-end side thereof.
    Type: Grant
    Filed: July 15, 2008
    Date of Patent: December 24, 2013
    Assignee: Kyoto University
    Inventors: Hiroo Umeda, Shin-ichi Kanemaru
  • SUCTION DEVICE, SUCTION SYSTEM, AND SUCTION METHOD
    Publication number: 20100198170
    Abstract: A suction device according to the present invention has: an outer tube connected to a fluid supply unit on a base-end side thereof and including an opening edge section; and a suction tube provided in the outer tube and connected to a negative pressure generating unit on a base-end side thereof, the suction tube including an opening edge section, wherein an annular fluid supply passage is formed between an inner peripheral surface of the outer tube and an outer peripheral surface of the suction tube, and the opening edge section of the suction tube is placed inside the opening edge section of the outer tube toward the base-end side thereof.
    Type: Application
    Filed: July 15, 2008
    Publication date: August 5, 2010
    Applicant: KYOTO UNIVERSITY
    Inventors: Hiroo Umeda, Shin-ichi Kanemaru