Patents by Inventor Sakae Kondou

Sakae Kondou 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).

  • Microwave heating apparatus requiring reduced power in a standby state
    Patent number: 6331699
    Abstract: A microwave heating apparatus operates in either a first mode or a second mode, that allow different amounts of electric power to be supplied to a load and a control circuit for driving and controlling the load. The voltage applied to a primary coil of a transformer is lower in the second mode than in the first mode. In another apparatus, no electric power is supplied to a control circuit for driving and controlling a heating member and other circuits when the apparatus is in a standby state. However, when the user operates an operation member for opening the door of a heating chamber, electric power is supplied.
    Type: Grant
    Filed: August 11, 1999
    Date of Patent: December 18, 2001
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Kohei Ito, Hideaki Otani, Tomoko Ota, Sakae Kondou
  • Electric appliance
    Patent number: 6111240
    Abstract: An electric appliance has a timer for calculating the remaining time, an operation member operated by being rotated, an adjuster for adjusting the remaining time, and a display for displaying the remaining time. When the operation member is operated while the timer is counting time, the adjuster adjusts the remaining time, and the display displays the adjusted remaining time.
    Type: Grant
    Filed: July 23, 1998
    Date of Patent: August 29, 2000
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Masamitsu Kishimoto, Yoshihiro Aramaki, Susumu Hamada, Tetsuichi Arita, Yasuo Shin, Sakae Kondou