Patents by Inventor Kengo KANAI

Kengo KANAI 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).

  • Liquid supply apparatus
    Patent number: 10737927
    Abstract: There is provided a liquid supply apparatus eliminating the need for a power supply, having relatively light weight and small footprint, and ensuring a stable liquid supply. The liquid supply apparatus includes a first support member, a second support member, a balloon having one end supported by the first support member and the other end supported by the second support member, and a casing having a constant longitudinal length. The balloon is disposed in the casing and is configured so as to be able to hold a liquid therein and discharge the liquid therefrom. When the balloon holds the liquid, the one end and the other end of the balloon are positioned in the case.
    Type: Grant
    Filed: November 10, 2015
    Date of Patent: August 11, 2020
    Assignees: TSUKADA MEDICAL RESEARCH CO., LTD., JAPAN AEROSPACE EXPLORATION AGENCY, MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Osamu Tsukada, Akihiko Nakasa, Kengo Kanai, Masato Shimizu, Haruna Koike, Nami Hatakeyama, Naoki Takizawa, Masaki Shirakawa, Hiroyasu Mizuno, Atsuko Homma, Dai Shiba, Akane Yumoto, Hirochika Murase, Makoto Ohira
  • Catheter for treatment of sinusitis
    Patent number: 10137281
    Abstract: A catheter for treatment of sinusitis capable of causing a space in a further rear (distal side) of a posterior nasal aperture to communicate with external air is provided. The catheter comprises an anterior nasal aperture balloon 33, an anterior nasal aperture balloon air supply lumen 39b for inflating the anterior nasal aperture balloon 33, a posterior nasal aperture balloon 13, a posterior nasal aperture balloon air supply lumen 19b for inflating the posterior nasal aperture balloon 13, and a drainage lumen 39a having an opening 41 between the anterior nasal aperture balloon 33 and the posterior nasal aperture balloon 13, in which an external air communication lumen 19a having an opening 21 on a distal side from the posterior nasal aperture balloon 13 is further provided.
    Type: Grant
    Filed: September 9, 2013
    Date of Patent: November 27, 2018
    Assignee: Tsukada Medical Research Co., Ltd.
    Inventors: Osamu Tsukada, Masamichi Iijima, Kengo Kanai
  • LIQUID SUPPLY APPARATUS
    Publication number: 20170318780
    Abstract: There is provided a liquid supply apparatus eliminating the need for a power supply, having relatively light weight and small footprint, and ensuring a stable liquid supply. The liquid supply apparatus includes a first support member, a second support member, a balloon having one end supported by the first support member and the other end supported by the second support member, and a casing having a constant longitudinal length. The balloon is disposed in the casing and is configured so as to be able to hold a liquid therein and discharge the liquid therefrom. When the balloon holds the liquid, the one end and the other end of the balloon are positioned in the case.
    Type: Application
    Filed: November 10, 2015
    Publication date: November 9, 2017
    Applicants: TSUKADA MEDICAL RESEARCH CO., LTD., JAPAN AEROSPACE EXPLORATION AGENCY, MITSUBISHI HEAVY INDUSTRIES, LTD.
    Inventors: Osamu TSUKADA, Akihiko NAKASA, Kengo KANAI, Masato SHIMIZU, Haruna KOIKE, Nami HATAKEYAMA, Naoki TAKIZAWA, Masaki SHIRAKAWA, Hiroyasu MIZUNO, Atsuko HOMMA, Dai SHIBA, Akane YUMOTO, Hirochika MURASE, Makoto OHIRA
  • CATHETER FOR TREATMENT OF SINUSITIS
    Publication number: 20160038723
    Abstract: A catheter for treatment of sinusitis capable of causing a space in a further rear (distal side) of a posterior nasal aperture to communicate with external air is provided. The catheter comprises an anterior nasal aperture balloon 33, an anterior nasal aperture balloon air supply lumen 39b for inflating the anterior nasal aperture balloon 33, a posterior nasal aperture balloon 13, a posterior nasal aperture balloon air supply lumen 19b for inflating the posterior nasal aperture balloon 13, and a drainage lumen 39a having an opening 41 between the anterior nasal aperture balloon 33 and the posterior nasal aperture balloon 13, in which an external air communication lumen 19a having an opening 21 on a distal side from the posterior nasal aperture balloon 13 is further provided.
    Type: Application
    Filed: September 9, 2013
    Publication date: February 11, 2016
    Inventors: Osamu TSUKADA, Masamichi IIJIMA, Kengo KANAI