Patents by Inventor Shunji Ueno

Shunji Ueno 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).

  • Patent number: 6923015
    Abstract: A refrigerator includes a refrigerating cycle unit for refrigerating an atmosphere in the refrigerator by means of heat absorption due to change of a flammable refrigerant from a liquid phase to a gaseous phase, and a deodorizer having first and second electrodes discharging electricity upon application of high voltage to them, producing ozone, a burning chamber provided so as to surround the first and second electrodes, and a fire-spread preventing unit provided in the burning chamber to prevent burning of the flammable refrigerant in the burning chamber from spreading outside the burning chamber.
    Type: Grant
    Filed: September 24, 2002
    Date of Patent: August 2, 2005
    Assignees: Kabushiki Kaisha Toshiba, Toshiba Ha Products Co., Ltd., Toshiba Consumer Marketing Corporation
    Inventors: Shunji Ueno, Susumu Saruta, Katsushi Sumihiro
  • Publication number: 20040237544
    Abstract: A refrigerator includes a refrigerating cycle unit for refrigerating an atmosphere in the refrigerator by means of heat absorption due to change of a flammable refrigerant from a liquid phase to a gaseous phase, and a deodorizer having first and second electrodes discharging electricity upon application of high voltage to them, producing ozone, a burning chamber provided so as to surround the first and second electrodes, and a fire-spread preventing unit provided in the burning chamber to prevent burning of the flammable refrigerant in the burning chamber from spreading outside the burning chamber.
    Type: Application
    Filed: March 26, 2004
    Publication date: December 2, 2004
    Inventors: Shunji Ueno, Susumu Saruta, Katsushi Sumihiro
  • Patent number: 6338536
    Abstract: A door opening device for a food storage apparatus such as a household refrigerator includes a generally cylindrical coil unit mounted on a body of the storage apparatus and having an axially extending through hole, a plunger mounted in the hole of the coil unit so as to be axially moved with respect to the coil unit, the plunger being moved in a direction when the coil unit is energized, and a pushing member mounted on one axial end of the plunger so as to be moved with the plunger, the pushing member pushing the door in an opening direction against an attractive force of the magnet gasket when moved in the one direction with the plunger.
    Type: Grant
    Filed: March 30, 2000
    Date of Patent: January 15, 2002
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Shunji Ueno, Takehisa Okamoto, Yasushi Takagi, Masahiko Maeda, Koichi Nagao
  • Patent number: 6170275
    Abstract: A fan suitable for use in a refrigerator includes a motor frame having a bracket insertion hole, a bracket including a cylindrical portion fitted into the bracket insertion hole so as to project from the motor frame and a bearing, a stator including a stator core, a stator coil wound on the stator core, and a molded layer molded from a synthetic resin so as to cover the stator core and the stator coil, the stator being disposed on an outer periphery of the cylindrical portion projecting from the bracket insertion hole so as to be supported by the cylindrical portion and the motor frame, a rotor including a rotational shaft inserted into the cylindrical portion so as to be rotatably mounted via the bearing on the bracket and having both ends, a rotor yoke disposed on one end of the shaft opposite to the motor frame so as to cover the stator, and a rotor magnet disposed on an inner circumferential face of the rotor yoke so as to be opposed to an outer circumferential face of the stator core with a gap between t
    Type: Grant
    Filed: November 4, 1999
    Date of Patent: January 9, 2001
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Shunji Ueno, Koichiro Ochiai