Patents by Inventor RISA OTSUKA

RISA OTSUKA 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).

  • Publication number: 20190151059
    Abstract: Tooth-whitening device includes generator that generates a tooth-whitening fluid, neckband provided with generator, outlet provided with supply port through which the tooth-whitening fluid is supplied into an oral cavity, and hollow part that guides a gas containing the tooth-whitening fluid generated by generator to outlet. For example, outlet is a mouthpiece, and hollow part is a hose.
    Type: Application
    Filed: November 6, 2018
    Publication date: May 23, 2019
    Inventors: Risa OTSUKA, Haruka TAKEMATSU
  • Publication number: 20190151060
    Abstract: Tooth-whitening device (10) includes discharger (22) configured to generate a tooth-whitening fluid by applying electric discharge to carbon dioxide gas, feeder (25) configured to supply the carbon dioxide gas to the discharger, humidifier (23) configured to generate humidified gas, outlet (40) provided with a supply port through which the tooth-whitening fluid is supplied into an oral cavity, and hollow part (30) configured to guide to outlet (40) a gas containing the tooth-whitening fluid generated by discharger (22).
    Type: Application
    Filed: November 8, 2018
    Publication date: May 23, 2019
    Inventors: Risa OTSUKA, Mahito NUNOMURA
  • Patent number: 10245129
    Abstract: A tooth bleaching device provided with: a production device that produces an active component for bleaching a tooth; a mouthpiece in which a supply opening, through which the active component produced by the production device is supplied inside the oral cavity, is formed; and a connecting part that connects the production device and the mouthpiece.
    Type: Grant
    Filed: June 4, 2014
    Date of Patent: April 2, 2019
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Masayoshi Nagayama, Risa Otsuka
  • Patent number: 10016264
    Abstract: A teeth whitening device includes a generator configured to generate a teeth whitening fluid that whitens teeth and humidified gas, a mouthpiece configured to supply the teeth whitening fluid and the humidified gas, and a coupling part that couples the generator and the mouthpiece with each other. The mouthpiece includes a first supply port through which the teeth whitening fluid is supplied, and a second supply port through which the humidified gas is supplied, the second supply port being separated from the first supply port. The mouthpiece further includes a first supply passage configured to guide the teeth whitening fluid to the first supply port, and a second supply passage configured to guide the humidified gas to the second supply port, the second supply passage being separated from the first supply passage.
    Type: Grant
    Filed: May 25, 2015
    Date of Patent: July 10, 2018
    Assignee: Panasonic Intellectual Property Management Co., Ltd.
    Inventors: Risa Otsuka, Masayoshi Nagayama
  • Patent number: 9775986
    Abstract: A teeth surface stain removing apparatus removes stains on a teeth surface, and includes a sheet member capable of being attached to the teeth surface via an adsorptive member for adsorbing the stains, a teeth surface electrode disposed at a part of the sheet member, the part being attached to the teeth surface, and a charge supplier supplying negative charges to the teeth surface electrode in a state where the sheet member is attached to the teeth surface.
    Type: Grant
    Filed: September 21, 2015
    Date of Patent: October 3, 2017
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Kaori Ajiki, Risa Otsuka
  • Publication number: 20160361149
    Abstract: A teeth whitening device includes a generator configured to generate a teeth whitening fluid that whitens teeth and humidified gas, a mouthpiece configured to supply the teeth whitening fluid and the humidified gas, and a coupling part that couples the generator and the mouthpiece with each other. The mouthpiece includes a first supply port through which the teeth whitening fluid is supplied, and a second supply port through which the humidified gas is supplied, the second supply port being separated from the first supply port. The mouthpiece further includes a first supply passage configured to guide the teeth whitening fluid to the first supply port, and a second supply passage configured to guide the humidified gas to the second supply port, the second supply passage being separated from the first supply passage.
    Type: Application
    Filed: May 25, 2015
    Publication date: December 15, 2016
    Inventors: Risa OTSUKA, Masayoshi NAGAYAMA
  • Publication number: 20160135936
    Abstract: A tooth bleaching device provided with: a production device that produces an active component for bleaching a tooth; a mouthpiece in which a supply opening, through which the active component produced by the production device is supplied inside the oral cavity, is formed; and a connecting part that connects the production device and the mouthpiece.
    Type: Application
    Filed: June 4, 2014
    Publication date: May 19, 2016
    Inventors: Masayoshi NAGAYAMA, Risa OTSUKA
  • Publication number: 20160096014
    Abstract: A teeth surface stain removing apparatus removes stains on a teeth surface, and includes a sheet member capable of being attached to the teeth surface via an adsorptive member for adsorbing the stains, a teeth surface electrode disposed at a part of the sheet member, the part being attached to the teeth surface, and a charge supplier supplying negative charges to the teeth surface electrode in a state where the sheet member is attached to the teeth surface.
    Type: Application
    Filed: September 21, 2015
    Publication date: April 7, 2016
    Inventors: KAORI AJIKI, RISA OTSUKA