Patents by Inventor Ichiro Tomatsu

Ichiro Tomatsu 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).

  • Water purifier
    Patent number: 6986843
    Abstract: Water purifier includes a container having a room, a filtering material disposed in the room for purifying water for catching particles and fungi such as polio viruses. The filtering material is a sintered activated carbon block filter having pores. The filtering material preferably has a first filtering material and a second filtering material. One thing out of the first filtering material and the second filtering material is formed of a sintered activated carbon block filter whose average pore diameter is relatively small and whose amount of penetrating water is relatively small per unit time. Another thing out of the first filtering material and the second filtering material is formed of a sintered activated carbon block filter whose average pore diameter is relatively large and whose amount of penetrating water is relatively large per unit time.
    Type: Grant
    Filed: August 1, 2002
    Date of Patent: January 17, 2006
    Assignee: TYK Corporation
    Inventors: Shigeo Tochikubo, Ichiro Tomatsu, Takeshi Kachi, Kazuto Matsue
  • Water purifier
    Publication number: 20030034290
    Abstract: Water purifier includes a container having a room, a filtering material disposed in the room for purifying water for catching particles and fungi such as polio viruses. The filtering material is a sintered activated carbon block filter having pores. The filtering material preferably has a first filtering material and a second filtering material. One thing out of the first filtering material and the second filtering material is formed of a sintered activated carbon block filter whose average pore diameter is relatively small and whose amount of penetrating water is relatively small per unit time. Another thing out of the first filtering material and the second filtering material is formed of a sintered activated carbon block filter whose average pore diameter is relatively large and whose amount of penetrating water is relatively large per unit time.
    Type: Application
    Filed: August 1, 2002
    Publication date: February 20, 2003
    Applicant: TYK CORPORATION
    Inventors: Shigeo Tochikubo, Ichiro Tomatsu, Takeshi Kachi, Kazuto Matsue