Patents by Inventor Koji Yamamoto

Koji Yamamoto 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: 8625360
    Abstract: To provide a semiconductor storage device capable of performing a search of the next data while performing a search of certain data. A first comparator compares data output to a bit line from a memory cell with first search data by activating a word line. A second comparator compares data output to a bit line from the memory cell with second search data by activating a word line. Data output to a bit line by the activation of one word line is input to both the first comparator and second comparator.
    Type: Grant
    Filed: June 21, 2011
    Date of Patent: January 7, 2014
    Assignee: Renesas Electronics Corporation
    Inventors: Hisashi Iwamoto, Yuji Yano, Koji Yamamoto
  • Publication number: 20130335409
    Abstract: According to one embodiment, an image processing apparatus for restoring a three-dimensional shape of an object from images captured from a plurality of viewpoints, includes: a divider configured to divide a surface of a three-dimensional model to estimate the three-dimensional shape into a plurality of partial areas; a camera configured to capture images from various viewpoints of a partial area; a model generator configured to generate a reflection model based on changes of photographing angles and brightness components of the partial area; and an image generator configured to generate a texture image from which an effect of specular reflection is eliminated.
    Type: Application
    Filed: May 21, 2013
    Publication date: December 19, 2013
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventor: Koji YAMAMOTO
  • Patent number: 8600468
    Abstract: A biometric information measuring apparatus has a storage device for storing data concerning a biometric signal or biometric information derived from the biometric signal in association with position information indicating the current location of a sensor unit of the apparatus. Since the biometric information measuring apparatus provides the position information acquired when the data on the biometric signal or the biometric information was obtained, one can know the location and behavior of a subject at the time of measurement and exactly analyze the biometric information on the subject.
    Type: Grant
    Filed: January 2, 2008
    Date of Patent: December 3, 2013
    Assignee: Konica Minolta Sensing, Inc.
    Inventors: Koji Yamamoto, Satoshi Yokota, Yoshiroh Nagai, Kazumi Kitajima, Norihiro Tateda
  • Publication number: 20130314596
    Abstract: One embodiment provides an electronic apparatus, including: a first detector configured to attempt to detect a telop and a warning sound from a received video content at a first image reading interval and a first sound reading interval, respectively; and a second detector configured to attempt, upon a detection of at least one of a telop and a warning sound by the first detector, to detect a telop and a warning sound from the video content at a second image reading interval and a second sound reading interval which are shorter than the first image reading interval and the first sound reading interval, respectively.
    Type: Application
    Filed: February 26, 2013
    Publication date: November 28, 2013
    Applicant: KABUSHIKI KAISHA TOSHIBA
    Inventors: Takaya MATSUNO, Koji YAMAMOTO, Takashi SUDO, Chikashi SUGIURA
  • Patent number: 8583017
    Abstract: A fixing device including: a fixing member that heats toner image and fixes it onto a recording material; a pressure member that forms a nip that presses the recording material against the fixing member; a first air separating section that blows air against the fixing member and separates the recording sheet from the fixing member; and a separation claw that separates the recording material from the pressure member, wherein a tip of the separation claw contacts the pressure member at a position which is downstream, in a direction of movement of a surface of the pressure member, of a peak of an air blast pressure distribution on a surface of the pressure member, and wherein the air blast pressure distribution is formed by air blown against the pressure member which is caused by the air blown by the first air separating section against the fixing member.
    Type: Grant
    Filed: March 16, 2011
    Date of Patent: November 12, 2013
    Assignee: Konica Minolta Business Technologies, Inc.
    Inventors: Koji Yamamoto, Hiroshi Funabiki, Masanori Murakami, Jinju Okuno
  • Patent number: 8568949
    Abstract: A toner for developing an electrostatic charge image which contains a polyester resin as a binder resin is provided. The toner has excellent toner properties including low temperature fixing properties, anti-blocking property and anti-offset property, etc. Also a polyester resin for a toner is provided, which is used in the above-mentioned toner. As the binder resin for toner, a polyester resin comprising (1) an aromatic dicarboxylic acid and (2) a disproportionated rosin as an acid component, and (3) a tri- or more-valent polyhydric alcohol as an alcohol component is used, wherein the molar ratio (3)/(1) of the alcohol component (3) and the acid component (1) is from 1.05 to 1.65 and the molar ratio (2)/(1) of the acid components (2) and (1) is from 0.40 to 2.60.
    Type: Grant
    Filed: June 9, 2009
    Date of Patent: October 29, 2013
    Assignee: Japan U-Pica Company Ltd.
    Inventors: Akira Yamane, Tetsuji Moroiwa, Koji Yamamoto
  • Patent number: 8571454
    Abstract: A fixing device includes: a heating section which heats a recording material; a pressing section which presses the recording material toward the heating section; a separation claw which separates the recording material from the heating section or the pressing section; a fixing unit moving section which reciprocates the heating section, the pressing section and the separation claw in a direction perpendicular to a conveyance direction of the recording material; and a separation claw moving section which reciprocates the separation claw in the direction perpendicular to the conveyance direction, wherein the separation claw moving section moves the separation claw toward a direction opposite to a moving direction toward which the heating section, the pressing section and the separation claw move in the direction perpendicular to the conveyance direction.
    Type: Grant
    Filed: September 7, 2011
    Date of Patent: October 29, 2013
    Assignee: Konica Minolta Business Technologies, Inc.
    Inventors: Hiroshi Funabiki, Koji Yamamoto
  • Publication number: 20130278852
    Abstract: In one embodiment, a first shield electrode and a second shield electrode are arranged on a first substrate. A first source line and a second source line are arranged facing the first and second shield electrodes through an insulating layer, respectively. A first main common electrode and a second main common electrode are formed facing the first and second source lines through an insulating layer, respectively. A main pixel electrode is formed so as to locate between the first and second main common electrodes. A second substrate includes a third main common electrode and a fourth main common electrode facing the first and second main common electrodes, respectively. A liquid crystal layer is held between the first and second substrates. The first, second, third and fourth main common electrodes are set to the same electric potential.
    Type: Application
    Filed: February 7, 2013
    Publication date: October 24, 2013
    Inventors: Koji YAMAMOTO, Tetsuya Iizuka
  • Patent number: 8559858
    Abstract: A fixing device includes: a fixing belt which is supported by one or more rollers; and a fixing roller which is in pressed contact with at least one of the rollers across the fixing belt, wherein the fixing roller includes a core portion which is rotatably provided, an elastic portion which covers the core portion so as to form a cylindrical shape with a rotation axis of the core portion being defined as a center, and a release portion which covers a cylindrical outer peripheral surface of the elastic portion, and an end of the elastic portion in a direction along the rotation axis and an end of the release portion in the direction along the rotation axis project from an end of the core portion, in the direction along the rotation axis, at a part where the core portion and the elastic portion are in contact with each other.
    Type: Grant
    Filed: September 6, 2011
    Date of Patent: October 15, 2013
    Assignee: Konica Minolta Business Technologies, Inc.
    Inventors: Masanori Murakami, Hiroshi Funabiki, Koji Yamamoto
  • Publication number: 20130251341
    Abstract: There is provided a motion picture playing method for playing a motion picture image on a display unit, and the motion picture playing method includes a motion picture image-obtaining step for obtaining the motion picture image, a character string-obtaining step for obtaining a character string scrolled and displayed in a predetermined direction overlaid on the motion picture image obtained in the motion picture image-obtaining step, and a control step for controlling a display mode for scrolling and displaying the character string based on a length of the character string in the predetermined direction obtained in the character string-obtaining step, and a playing time of the motion picture image obtained in the motion picture image-obtaining step.
    Type: Application
    Filed: March 18, 2013
    Publication date: September 26, 2013
    Applicant: CASIO COMPUTER CO., LTD.
    Inventors: Koji YAMAMOTO, Nobuhiro AOKI, Yoshiharu HOUJOU
  • Patent number: 8543044
    Abstract: A fixing device conveying a sheet carrying a toner image under heating and pressurization at a nip section and fixing the toner image on the sheet comprising; a fixing member provided with a heating member, a pressure member pressing on the fixing member and forming the nip section which sandwiches the sheet carrying the toner image; a blower duct equipped with an outlet opening toward a vicinity of a sheet outlet of the nip section; a blower member for blowing air in a vicinity of the sheet outlet through the blower duct; and a guide device provided with a guide member for guiding the sheet ejected from the nip section arranged on an upper side of a sheet conveyance path; and, further comprising a biasing member for biasing the sheet toward the guide member, in the vicinity of the nip section.
    Type: Grant
    Filed: March 23, 2011
    Date of Patent: September 24, 2013
    Assignee: Konica Minolta Business Technologies, Inc.
    Inventors: Toshihiro Wazumi, Jinju Okuno, Koji Yamamoto
  • Patent number: 8536655
    Abstract: Even in the case where negative current flows in a semiconductor device, the potential of a semiconductor substrate is prevented from becoming lower than the potential of a deep semiconductor layer which is a component of a circuit element, and a parasitic element is prevented from operating, which accordingly prevents malfunction of the semiconductor device. The semiconductor device includes the n-type semiconductor substrate, a power element, the circuit element, and an external circuit. The external circuit includes a power supply, a resistive element having one end connected to the power supply, and a diode having its anode electrode connected to the other end of the resistive element and its cathode electrode connected to the ground. To the other end of the resistive element, a semiconductor layer is connected.
    Type: Grant
    Filed: June 27, 2012
    Date of Patent: September 17, 2013
    Assignee: Mitsubishi Electric Corporation
    Inventors: Koji Yamamoto, Atsunobu Kawamoto
  • Publication number: 20130175809
    Abstract: A hybrid vehicle includes a first motor-generator, which allows cranking an engine, and an inverter, which drives the first motor-generator. During running of the vehicle, when an operation to stop the hybrid system is performed, and then when an operation to start a hybrid system is performed before the vehicle stops, an HVECU operates the inverter.
    Type: Application
    Filed: December 19, 2012
    Publication date: July 11, 2013
    Inventors: Koji YAMAMOTO, Takayoshi OKUDA, Hideaki YAGUCHI, Toshiya HASHIMOTO
  • Publication number: 20130179018
    Abstract: In a control apparatus for a vehicle, an ECU includes an operation reception unit that receives depression of a power switch (i.e., a vehicle system activation operation is performed) in a “ready-off state” as a non-drivable state, and a control execution unit that executes, when the vehicle system activation operation is received by the operation reception unit during running of a hybrid vehicle HV and an engine is started, a startability improvement control for improving startability of the engine as compared with the startability thereof when the vehicle system activation operation is received by the operation reception unit during stop of the hybrid vehicle HV and the engine is started.
    Type: Application
    Filed: December 18, 2012
    Publication date: July 11, 2013
    Inventors: Koji YAMAMOTO, Takayoshi OKUDA, Hideaki YAGUCHI, Toshiya HASHIMOTO
  • Patent number: 8472854
    Abstract: First belt 51 suspended on first upstream roller 53 and first downstream roller 54, and second belt 52 suspended on second upstream roller 55 and second downstream roller 56 each have a stiffness such that when assumed to be separated from each other, the first belt 51 and the second belt 52 rotate while maintaining an elliptic shape thereof. One of two portions of the first belt 51 facing each other between the first upstream roller 53 and the first downstream roller 54 and one of two portions of the second belt 52 facing each other between the second upstream roller 55 and the second downstream roller 56 are flat as a result of being brought into pressing contact with each other, and a fixing nip is formed therebetween. A toner image is fixed by being heated by heater lamp 57 when recording sheet S passes through the fixing nip.
    Type: Grant
    Filed: December 14, 2009
    Date of Patent: June 25, 2013
    Assignee: Konica Minolta Business Technologies, Inc.
    Inventors: Koji Yamamoto, Fumio Masuda
  • Publication number: 20130156321
    Abstract: In one embodiment, a method is disclosed for performing a video processing. The method can extract one or more common video segments. The method can select a common summarization segment based on a first summarization score. The method can extract one or more individual video segments in which the number of segments included therein is not more than a third threshold value that is less than a second threshold value. The method can select an individual summarization segment based on a second summarization score. In addition, the method can integrate the common summarization segment and the individual summarization segment to create the summary video.
    Type: Application
    Filed: December 5, 2012
    Publication date: June 20, 2013
    Inventors: Shigeru MOTOI, Koji Yamamoto
  • Publication number: 20130143545
    Abstract: A base station apparatus, when performing the transmission controls of pico base stations, can perform an appropriate transmission control for each pico base station, while suppressing the increase of the amount of feedback information from a macro terminal to a macro base station and also suppressing the increase of the amount of transmission control information from the macro base station to the pico base station. In this apparatus, a transmission control unit (102) updates, on the basis of the control information, the priority level of each of a plurality of different correspondences in which the respective ones of transmission control guidelines are associated with the respective ones of a plurality of control information history patterns, and controls the transmissions on the basis of the control guidelines determined from the control information histories and the correspondences each having a respective higher priority level.
    Type: Application
    Filed: August 23, 2010
    Publication date: June 6, 2013
    Applicant: Panasonic Corporation
    Inventors: Seigo Nakao, Koji Yamamoto
  • Patent number: 8452783
    Abstract: A switching information acquiring unit 110 acquires information of switching from a screen displayed by a first application program to a screen displayed by a second application program. A character string extracting unit 104 detects character strings from a document file displayed on a screen by the first application program by using a filter serving as a rule to detect a character string matched with a predetermined condition supposed to be used in a second application program and matched with a predetermined condition from a document file. A display control unit 106 presents a character string actually used in the second application from the character strings detected by a character string extracting unit in response to detection of the switching by a switching detecting unit in a display mode in which a user can select the character string.
    Type: Grant
    Filed: September 27, 2007
    Date of Patent: May 28, 2013
    Assignee: Access Co., Ltd.
    Inventor: Koji Yamamoto
  • Publication number: 20130106499
    Abstract: Even in the case where negative current flows in a semiconductor device, the potential of a semiconductor substrate is prevented from becoming lower than the potential of a deep semiconductor layer which is a component of a circuit element, and a parasitic element is prevented from operating, which accordingly prevents malfunction of the semiconductor device. The semiconductor device includes the n-type semiconductor substrate, a power element, the circuit element, and an external circuit. The external circuit includes a power supply, a resistive element having one end connected to the power supply, and a diode having its anode electrode connected to the other end of the resistive element and its cathode electrode connected to the ground. To the other end of the resistive element, a semiconductor layer is connected.
    Type: Application
    Filed: June 27, 2012
    Publication date: May 2, 2013
    Applicant: Mitsubishi Electric Corporation
    Inventors: Koji YAMAMOTO, Atsunobu Kawamoto
  • Patent number: 8433229
    Abstract: A fixing device including: a fixing member that is heated; a pressure member to form a nip portion between the pressure member and the fixing member; first blowing unit and second blowing unit both located close to an outlet of the nip portion and separate the recording medium from the fixing member by blowing air to the recording medium, a velocity of the air discharged from the first unit is higher than that of the air discharged from the second unit, whereas a volume of the air discharged from the first unit is smaller than that of the air discharged from the second unit; and the first unit starts discharging air before a leading edge of the recording medium reaches the outlet of the nip portion, whereas the second unit starts discharging air after the leading edge of the recording medium has passed through the outlet of the nip portion.
    Type: Grant
    Filed: October 13, 2010
    Date of Patent: April 30, 2013
    Assignee: Konica Minolta Business Technologies, Inc.
    Inventors: Masanori Murakami, Hiroshi Funabiki, Jinju Okuno, Koji Yamamoto