Patents by Inventor Nobuyasu REISEN

Nobuyasu REISEN 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).

  • Showerhead and showerhead manufacturing method
    Patent number: 10195654
    Abstract: The present invention has the object of providing a metal showerhead lighter than previous, at a low cost. A showerhead 3 furnished with an outer cylinder 31 in which a metal plate is plastically deformed and formed into a cylindrical shape in which the base end portion thereof is left open; and a water conduit member 32 which is inserted from the open end of the base end portion side into the outer cylinder to supply hot or cold water supplied from a hose into outer cylinder 31; whereby a gripping portion 311 for holding outer cylinder 31 by hand is provided on the base end portion of outer cylinder 31, and a spray portion 33 is provided in which multiple spray holes 33b are formed to spray hot or cold water supplied by water conduit member 32 to the front end portion side of outer cylinder 31.
    Type: Grant
    Filed: February 10, 2017
    Date of Patent: February 5, 2019
    Assignee: TOTO LTD.
    Inventors: Hideyasu Honda, Nobuyasu Reisen, Shinji Nakagawa, Kohei Sato
  • SHOWERHEAD AND SHOWERHEAD MANUFACTURING METHOD
    Publication number: 20170151601
    Abstract: The present invention has the object of providing a metal showerhead lighter than previous, at a low cost. A showerhead 3 furnished with an outer cylinder 31 in which a metal plate is plastically deformed and formed into a cylindrical shape in which the base end portion thereof is left open; and a water conduit member 32 which is inserted from the open end of the base end portion side into the outer cylinder to supply hot or cold water supplied from a hose into outer cylinder 31; whereby a gripping portion 311 for holding outer cylinder 31 by hand is provided on the base end portion of outer cylinder 31, and a spray portion 33 is provided in which multiple spray holes 33b are formed to spray hot or cold water supplied by water conduit member 32 to the front end portion side of outer cylinder 31.
    Type: Application
    Filed: February 10, 2017
    Publication date: June 1, 2017
    Applicant: TOTO LTD.
    Inventors: Hideyasu HONDA, Nobuyasu REISEN, Shinji NAKAGAWA, Kohei SATO