Patents by Inventor Masafumi NODA

Masafumi NODA 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: 8940427
    Abstract: A rechargeable battery pack attachable to a power tool includes a display element, a remaining capacity detection device, a remaining capacity display control device, an abnormality detection device, and an abnormality display control device. The display element is provided such that a lighted state thereof can be confirmed from outside. The remaining capacity detection device detects a remaining capacity of a rechargeable battery. The remaining capacity display control device displays the remaining capacity detected by the remaining capacity detection device by controlling the lighted state of the display element. The abnormality detection device detects an abnormality of the rechargeable battery.
    Type: Grant
    Filed: October 20, 2011
    Date of Patent: January 27, 2015
    Assignee: Makita Corporation
    Inventors: Masafumi Noda, Hitoshi Suzuki, Hisakazu Okabayashi
  • Publication number: 20140362188
    Abstract: An image processing device includes an image acquirer that acquires data of a shot image obtained by a camera, a depth image acquirer that acquires a depth image obtained by representing a distance of a subject from the camera in the depth direction as a pixel value, and a first object detector that detects a region of an image of a first object from the shot image or the depth image. The image processing device further includes a second object detector that detects a region of an image of a second object based on the region of the image of the first object and the pixel value in the depth image, a clipping region decider that decides a clipping region including at least the regions of the images of the first and second objects, and a display image generator that generates a display image by using the clipping region.
    Type: Application
    Filed: May 22, 2014
    Publication date: December 11, 2014
    Applicant: Sony Computer Entertainment Inc.
    Inventors: Yutaka Yokokawa, Nicolas Doucet, Masafumi Noda, Yuki Miyamae
  • Publication number: 20140322186
    Abstract: To provide a pharmaceutical product or food which has an excellent fat-accumulation-inhibiting activity and/or fat-metabolism-improving activity and which is effective for inhibition or improvement of obesity, fatty liver, etc. The present invention provides an agent for preventing or ameliorating obesity containing, as an active ingredient, cells of a lactic acid bacterium belonging to the genus Pediococcus, a cell culture thereof, or an extract of any of these.
    Type: Application
    Filed: July 10, 2014
    Publication date: October 30, 2014
    Applicant: HIROSHIMA UNIVERSITY
    Inventors: Masanori Sugiyama, Fumiko Higashikawa, Masafumi Noda
  • Publication number: 20140306660
    Abstract: In a charging system in which a charging current flows to a cell via power supply lines in a state where a charger and a battery pack are connected, two FETs for opening and closing a route in each power supply line are provided both at the charger side and the battery pack side. When the charger and the battery pack are connected to each other and FETs at the charger side and FETs at the battery pack side are set to be open, the power supply lines between FETs at the charger side and FETs at the battery pack side can be used as a communication line.
    Type: Application
    Filed: April 11, 2014
    Publication date: October 16, 2014
    Inventors: Hitoshi SUZUKI, Masafumi NODA
  • Publication number: 20140292245
    Abstract: A motor-driven appliance system in one aspect of an embodiment of the present disclosure includes a motor-driven appliance having a motor, at least one control circuit, and a communication device. The control circuit is configured to execute a process related to control of the motor-driven appliance. The communication device is configured to communicate with an external device. The control circuit is further configured to switch, when at least one predetermined sleep condition is satisfied, from an active mode in which the control circuit performs a normal operation to a sleep mode in which the control circuit stops part of the normal operation to thereby suppress power consumption; and to switch to the active mode when the communication device receives an external wakeup signal transmitted from the external device while the control circuit is in the sleep mode.
    Type: Application
    Filed: March 26, 2014
    Publication date: October 2, 2014
    Applicant: MAKITA CORPORATION
    Inventors: Hitoshi SUZUKI, Masafumi NODA, Masaaki FUKUMOTO
  • Patent number: 8823322
    Abstract: A tool battery pack can include a current detection element for detecting a discharge current or a charge current, a monitoring section for inputting a current signal of the discharge current or the charge current through the current detection element and for inputting voltage signals of each cell battery, and a control microcomputer for performing discharge control or charge control based on the signals from the monitoring section. Further, the tool battery pack is constructed such that the current signal through the current detection element is input to both the monitoring section and the control microcomputer.
    Type: Grant
    Filed: October 12, 2011
    Date of Patent: September 2, 2014
    Assignee: Makita Corporation
    Inventors: Masafumi Noda, Hiroki Uesugi, Hidekazu Hayashi
  • Publication number: 20140181167
    Abstract: A random number generating device includes a processing request part, a receiving part, a counting part, and a random number generation part. The processing request part makes a request for a predetermined processing to a processing requested object. The receiving part receives a response from the processing requested object in response to the request. The counting part performs a counting operation to increase or decrease a count value with a predetermined cycle, the counting operation being started at least prior to receipt of the response. The random number generation part acquires at least one count value of the counting part at least one predetermined acquisition timing after the receipt of the response is started, and generates a random number by using the at least one count value that is acquired.
    Type: Application
    Filed: December 6, 2013
    Publication date: June 26, 2014
    Applicant: MAKITA CORPORATION
    Inventor: Masafumi NODA
  • Publication number: 20140157881
    Abstract: A diesel particulate filter (“DPF”) including vertically and horizontally stacked cells in which all of vertical and horizontal sides are surrounded by walls formed of a porous material, and sealing end faces of the cells alternately vertically and horizontally are provided with first and second electrodes. In a particulate matter (“PM”) sensor in which a PM deposit quantity of the DPF is detected by a capacitance of a capacitor formed by the first and second electrodes, among open cells, the first electrodes are inserted into the open cells arranged in a line in a diagonal direction, and the second electrodes are inserted into the open cells arranged in a line in the diagonal direction and including the open cells secondarily adjacent to each of the open cells into which the first electrodes are inserted.
    Type: Application
    Filed: April 27, 2012
    Publication date: June 12, 2014
    Applicant: ISUZU MOTORS LIMITED
    Inventors: Masafumi Noda, Tadashi Uchiyama, Mitsuhiro Aso
  • Publication number: 20140019074
    Abstract: A measurement system according to one aspect of the present invention includes a battery pack and at least one type of connected device to which the pack is connected. The pack includes a first detection device detecting a predetermined physical quantity in the pack and having a predetermined measurement range. The connected device includes a second detection device detecting a physical quantity the same as the predetermined physical quantity and having a measurement range different from the range of the first detection device. One of the pack and the connected device includes a receiving device and a measurement processing device that performs a predetermined measurement process by using one of: a detection-value-related information received by the receiving device; and a detection result by one device of the first detection device and the second detection device, the one device being provided in one of the pack and the connected device.
    Type: Application
    Filed: July 11, 2013
    Publication date: January 16, 2014
    Inventors: Masafumi NODA, Hitoshi SUZUKI, Masaaki FUKUMOTO, Takuya UMEMURA
  • Patent number: 8488286
    Abstract: An apparatus for an electric power tool includes a detection unit, a determination unit, a protection unit, a calculation unit, and a notification unit. The calculation unit calculates a time-equivalent value representing a remaining time until a load condition of a battery reaches an overload state, in which the protection unit interrupts a discharge path, based on the result of the detection by the detection unit. The notification unit notifies a user of the electric power tool of a remaining time until the protection unit interrupts the discharge path based on the time-equivalent value calculated by the calculation unit.
    Type: Grant
    Filed: December 27, 2011
    Date of Patent: July 16, 2013
    Assignee: Makita Corporation
    Inventor: Masafumi Noda
  • Publication number: 20130142689
    Abstract: Disclosed is a magnesium alloy material having excellent tensile strength and favorable ductility. Therefore, the magnesium alloy sheet material formed by rolling a magnesium alloy having a long period stacking order phase crystallized at the time of casting includes in a case where a sheet-thickness traverse section of an alloy structure is observed at a substantially right angle to the longitudinal direction by a scanning electron microscope, a structure mainly composed of the long period stacking order phase, in which at least two or more ?Mg phases having thickness in the observed section of 0.5 ?m or less are laminated in a layered manner with the sheet-shape long period stacking order phase.
    Type: Application
    Filed: March 31, 2011
    Publication date: June 6, 2013
    Inventors: Yoshihito Kawamura, Masafumi Noda, Hiroshi Sakurai
  • Publication number: 20130113427
    Abstract: A battery pack according to the present invention includes a battery, a control unit, a power supply circuit, and a supply source selection unit. The power supply circuit is configured to receive electric power selectively from one of the battery and a charger, and generate a voltage for driving the control unit. The supply source selection unit is configured to select the charger as a power supply source to the power supply circuit when the battery is in a state of being able to supply electric power to the power supply circuit, the battery pack is attached to the charger and it is possible to supply electric power to the power supply circuit also from the charger.
    Type: Application
    Filed: November 8, 2012
    Publication date: May 9, 2013
    Inventors: Masafumi NODA, Hisakazu OKABAYASHI, Takayoshi ENDO
  • Publication number: 20130082658
    Abstract: A battery pack for an electric power tool includes a control device that determines the necessity of a balancing control to reduce difference in voltages of cells of a battery based upon voltages of the respective cells measured by a voltage measuring device. The control device controls a subject cell, which is subject to the balancing control to discharge via the discharging device when the balancing control is determined to be necessary. A voltage measuring device measures the voltages of the respective cells when a battery charger detecting device detects the connection of the battery charger in a state where the battery has not been connected to the battery charger for a predetermined specified period of time or more and power feeding to the electric power tool has not been performed for the specified period of time or more.
    Type: Application
    Filed: September 27, 2012
    Publication date: April 4, 2013
    Inventors: Hiroshi HANAI, Hisakazu OKABAYASHI, Toru YAMADA, Masafumi NODA, Takayoshi ENDO
  • Publication number: 20130033233
    Abstract: A battery pack for electric power tool is provided with a battery and a control circuit. The circuit includes a condition satisfaction determination unit, a continua lion satisfaction determination unit, and a sleep-mode transition unit. The condition satisfaction determination unit determines whether each of at least one predetermined sleep-mode transition condition is satisfied, and determines whether an all-condition satisfaction state is present, which is a state wherein all of the at least one sleep-mode transition condition are satisfied. The continuation satisfaction determination unit determines whether the all-condition satisfaction state has continued for a predetermined. period of time when the condition satisfaction determination unit determines that the all-condition satisfaction state is present, The transition unit stops part of operation of the circuit to shift the circuit to a sleep mode when the continuation satisfaction determination.
    Type: Application
    Filed: April 21, 2011
    Publication date: February 7, 2013
    Applicant: MAKITA CORPORATION
    Inventors: Masafumi Noda, Hitoshi Suzuki, Hisakazu Okabayashi
  • Publication number: 20130027828
    Abstract: An internal temperature estimation unit, which reads a detected temperature of a cell of a battery for an electric power tool to estimate an internal temperature of the battery based on the detected temperature, includes: an initial-value setting device which reads, when a discharge/charge of the battery is started, the detected temperature and sets the detected temperature as an initial value; and a temperature increase amount calculation device which calculates a temperature increase amount of the cell of the battery based on a latest value of the detected temperature and the initial value set by the initial-value setting device; the internal temperature estimation unit outputs the temperature increase amount as an estimated value representing the internal temperature of the battery.
    Type: Application
    Filed: February 3, 2011
    Publication date: January 31, 2013
    Applicant: MAKITA CORPORATION
    Inventors: Masafumi Noda, Hisakazu Okabayashi, Tadahiko Kobayakawa
  • Publication number: 20120235628
    Abstract: A battery connection device is provided with an authentication data creating unit that creates authentication data, a conversion unit that performs a first conversion of the authentication data, a transmission unit that transmits the authentication data to a battery pack, a receiving unit that receives from the battery pack a battery-side conversion result that is data obtained after the authentication data is converted by the battery pack, a reverse conversion unit that, on an assumption that the battery pack creates the battery-side conversion result by performing the first conversion and a second conversion on the authentication data, performs a reverse conversion of the second conversion on the battery-side conversion result, and a determination unit that determines whether or not the battery pack is an authentic product by comparing a result of the reverse conversion with a result of the first conversion.
    Type: Application
    Filed: December 17, 2010
    Publication date: September 20, 2012
    Applicant: MAKITA CORPORATION
    Inventors: Hisakazu Okabayashi, Masafumi Noda
  • Publication number: 20120162840
    Abstract: An apparatus for an electric power tool includes a detection unit, a determination unit, a protection unit, a calculation unit, and a notification unit. The calculation unit calculates a time-equivalent value representing a remaining time until a load condition of a battery reaches an overload state, in which the protection unit interrupts a discharge path, based on the result of the detection by the detection unit. The notification unit notifies a user of the electric power tool of a remaining time until the protection unit interrupts the discharge path based on the time-equivalent value calculated by the calculation unit.
    Type: Application
    Filed: December 27, 2011
    Publication date: June 28, 2012
    Applicant: MAKITA CORPORATION
    Inventor: Masafumi NODA
  • Publication number: 20120166847
    Abstract: A battery for an electric tool includes at least one battery cell, a peripheral device operable to detect a battery condition of the at least one battery cell, and a microcomputer communicating with the peripheral device. The microcomputer periodically operates the peripheral device for detecting the battery condition during the time when the battery is not electrically connected to the electric tool.
    Type: Application
    Filed: December 20, 2011
    Publication date: June 28, 2012
    Applicant: MAKITA CORPORATION
    Inventors: Masafumi NODA, Jongwoon YANG
  • Publication number: 20120100405
    Abstract: A rechargeable battery pack attachable to a power tool includes a display element, a remaining capacity detection device, a remaining capacity display control device, an abnormality detection device, and an abnormality display control device. The display element is provided such that a lighted state thereof can be confirmed from outside. The remaining capacity detection device detects a remaining capacity of a rechargeable battery. The remaining capacity display control device displays the remaining capacity detected by the remaining capacity detection device by controlling the lighted state of the display element. The abnormality detection device detects an abnormality of the rechargeable battery.
    Type: Application
    Filed: October 20, 2011
    Publication date: April 26, 2012
    Applicant: MAKITA CORPORATION
    Inventors: Masafumi NODA, Hitoshi SUZUKI, Hisakazu OKABAYASHI
  • Publication number: 20120096298
    Abstract: A tool battery pack can include a current detection element for detecting a discharge current or a charge current, a monitoring section for inputting a current signal of the discharge current or the charge current through the current detection element and for inputting voltage signals of each cell battery, and a control microcomputer for performing discharge control or charge control based on the signals from the monitoring section.
    Type: Application
    Filed: October 12, 2011
    Publication date: April 19, 2012
    Applicant: MAKITA CORPORATION
    Inventors: Masafumi NODA, Hiroki UESUGI, Hidekazu HAYASHI