Patents by Inventor Takashi Osaka

Takashi Osaka 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: 20240217274
    Abstract: A pneumatic tire of this disclosure includes a communication device, the communication device is entirely wrapped with a coating material, the coating material is formed of vinyl or nylon, and the communication device wrapped with the coating material is attached to a surface of a sidewall portion of the pneumatic tire or embedded in the sidewall portion.
    Type: Application
    Filed: October 28, 2021
    Publication date: July 4, 2024
    Applicant: BRIDGESTONE CORPORATION
    Inventor: Takashi OSAKA
  • Publication number: 20240208272
    Abstract: The tire 1 comprises a pair of bead portions 2, a pair of sidewall portions 3, a tread portion 4, and a carcass 5, and comprises: two or more layers of side rubbers 11a and 11b of different rubber types, each of which is disposed on the outer side of the carcass 5 in the tire width direction so as to straddle the tire maximum width position SWH in the tire radial direction, and a communication device disposed at a boundary of at least one of the two or more layers of side rubber.
    Type: Application
    Filed: November 2, 2021
    Publication date: June 27, 2024
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Masayuki HASHIMOTO, Kenta SUMITOMO, Takashi OSAKA
  • Publication number: 20240181817
    Abstract: A pneumatic tire of this disclosure includes a plurality of communication devices disposed on a sidewall portion, one or more of the plurality of communication devices are disposed on one tire width direction half portion bounded by a tire equatorial plane, and one or more of the plurality of communication devices are disposed on the other tire width direction half portion bounded by the tire equatorial plane, and the plurality of communication devices are disposed to be separated from one another by 45° or more in a tire circumferential direction when a position of a tire central axis is central, in a side view of the tire.
    Type: Application
    Filed: October 28, 2021
    Publication date: June 6, 2024
    Applicant: BRIDGESTONE CORPORATION
    Inventors: Takashi OSAKA, Keiichi TAKAMURA
  • Patent number: 8974388
    Abstract: An ultrasound elasticity imaging apparatus includes an elastic data processing section which processes a received signal detected by an ultrasound probe and generates elastic frame data, a display evaluation section which evaluates a display value of the elastic frame data based on various data in the generation of the elastic frame data, a display processing section which performs image processing of the elastic frame data according to the evaluation result by the display evaluation section, and a display section which displays an elastic image based on the elastic frame data processed by the image processing section.
    Type: Grant
    Filed: February 11, 2009
    Date of Patent: March 10, 2015
    Assignee: Hitachi Medical Corporation
    Inventors: Takashi Osaka, Takeshi Matsumura, Tetsuya Hayashi, Mitsuhiro Oshiki, Okinori Yuasa, Naoyuki Murayama, Tsuyoshi Shiina, Satoshi Tamano, Tsuyoshi Mitake
  • Patent number: 8708912
    Abstract: Ultrasound diagnostic apparatus includes an unit 7 for forming time series tomographic images on the basis of a reflection echo signals received by ultrasound probe 2, an unit 8 for obtaining the elasticities of body tissue on the basis of the reflection echo signals and forming elasticity images on times series, an unit 9 for forming a superimposition image on time series by superposing the tomographic image on the elasticity image, an unit 43 for inputting an instruction for controlling superimposition image formation, and an unit 10 for displaying the superimposition image. The ultrasound diagnostic apparatus further includes a freezing control portion (7, 8) for outputting an image, as a frozen image, selected in response to a freezing instruction for freezing the display operation on time series of any of the tomographic image or the elasticity image input into the input unit to the superimposition image forming unit.
    Type: Grant
    Filed: November 17, 2005
    Date of Patent: April 29, 2014
    Assignee: Hitachi Medical Corporation
    Inventors: Takashi Osaka, Takeshi Matsumura
  • Patent number: 8608659
    Abstract: An ultrasonic imaging apparatus according to the present invention includes an ultrasonic probe (2) for receiving and transmitting ultrasonic waves from/to an object (1), ultrasound image structuring means (6) for generating an ultrasound image from a reflected echo signal received by the ultrasonic probe, elastic image structuring means (7) for obtaining a physical quantity of the elasticity of a region of the object corresponding to the ultrasound image from the reflected echo signal and generating a color elastic image, display means (9) for overlaying the ultrasound image to the color elastic image, or arranging the ultrasound image and the color elastic input means (17) for variably setting a corresponding relationship between a hue of the color elastic image and the level of the physical quantity displayed on the screen.
    Type: Grant
    Filed: November 11, 2004
    Date of Patent: December 17, 2013
    Assignee: Hitachi Medical Corporation
    Inventors: Kouji Waki, Takashi Osaka, Mitsuaki Ito, Takeshi Matsumura, Naoyuki Murayama, Takashi Kashiwagi
  • Publication number: 20120123263
    Abstract: Disclosed are an ultrasonic diagnostic apparatus and an ultrasonic measurement method enabling easy acquisition of elasticity information by means of a shear wave. The ultrasonic diagnostic apparatus is provided with an ultrasonic probe (4) configured to transmit/receive an ultrasonic wave to/from an object (5), a vibrator (3) configured to generate a shear wave, a transmission/reception units (2,6) configured to transmit/receive an ultrasonic wave to/from the ultrasonic probe (4), a shear wave propagation detecting unit (14) for determining the propagation position of the shear wave and the propagation time of the shear wave, a shear wave image constructing unit (16) configured to construct a shear wave image showing the relation between the propagation position and propagation time of the shear wave, and an elasticity information calculating unit (15) configured to calculate elasticity information based on the boundary of the shear wave image.
    Type: Application
    Filed: July 7, 2010
    Publication date: May 17, 2012
    Applicant: HITACHI MEDICAL CORPORATION
    Inventors: Takashi Osaka, Tsuyoshi Mitake, Akiko Tonomura
  • Patent number: 8007438
    Abstract: An ultrasound diagnostic apparatus includes an ultrasound probe which transmits/receives an ultrasound wave with respect to a subject to be diagnosed, an ultrasound wave transmit section which transmits an ultrasound wave for driving the ultrasound probe, a pressing section which applies an external pressure to the subject, a displacement measuring section which obtains two tomographic image data different in time series from a reflected echo signal received from the ultrasound probe and measures a displacement of each part in the subject based on the two tomographic image data, an image generating section which generates an elastic image from elasticity information based on the displacement of each part measured by the displacement measuring section, and a display section which displays the generated elastic image. Further, a pressing decision section decides whether or not the pressing operation by the pressing section is proper.
    Type: Grant
    Filed: April 15, 2008
    Date of Patent: August 30, 2011
    Assignee: Hitachi Medical Corporation
    Inventors: Takashi Osaka, Takeshi Matsumura, Tetsuya Hayashi, Mitsuhiro Oshiki, Okinori Yuasa, Naoyuki Murayama, Tsuyoshi Shiina, Satoshi Tamano, Tsuyoshi Mitake
  • Publication number: 20110098563
    Abstract: An ultrasonic diagnostic apparatus, an ultrasonic image display method and an ultrasonic diagnostic program by which a display mode of a tomographic image or an elasticity image can be set according to the characteristics of a biological tissue are provided. The ultrasonic diagnostic apparatus is characterized in comprising an elasticity information analyzing unit which sets a plurality of regions of interest on a tomographic image or an elasticity image and analyzes the feature amount of the elasticity information in the plurality of regions of interest; and a hue setting unit which sets the hue of the elasticity image on the basis of the feature amount.
    Type: Application
    Filed: June 11, 2009
    Publication date: April 28, 2011
    Inventor: Takashi Osaka
  • Patent number: 7914456
    Abstract: An ultrasound probe includes an ultrasound wave transmit/receive surface coming into contact with a contact surface of a subject, an ultrasound wave transmit/receive section which transmits an ultrasound wave to the subject via the ultrasound wave transmit/receive surface and the contact surface and receives an ultrasound wave reflected in the subject, and a pressing mechanism for performing a pressing operation for applying a pressure to the contact surface perpendicularly to the ultrasound wave transmit/receive surface via the ultrasound wave transmit/receive surface.
    Type: Grant
    Filed: May 31, 2004
    Date of Patent: March 29, 2011
    Assignee: Hitachi Medical Corporation
    Inventors: Takashi Osaka, Takeshi Matsumura, Tetsuya Hayashi, Mitsuhiro Oshiki, Okinori Yuasa, Naoyuki Murayama, Tsuyoshi Shiina, Satoshi Tamano, Tsuyoshi Mitake
  • Publication number: 20100324421
    Abstract: An ultrasonic imaging apparatus according to the present invention includes an ultrasonic probe (2) for receiving and transmitting ultrasonic waves from/to an object (1), ultrasound image structuring means (6) for generating an ultrasound image from a reflected echo signal received by the ultrasonic probe, elastic image structuring means (7) for obtaining a physical quantity of the elasticity of a region of the object corresponding to the ultrasound image from the reflected echo signal and generating a color elastic image, display means (9) for overlaying the ultrasound image to the color elastic image, or arranging the ultrasound image and the color elastic image and displaying the resultant image on a screen, and input means (17) for variably setting a corresponding relationship between a hue of the color elastic image and the level of the physical quantity displayed on the screen.
    Type: Application
    Filed: August 30, 2010
    Publication date: December 23, 2010
    Inventors: Kouji WAKI, Takashi OSAKA, Mitsuaki ITO, Takeshi MATSUMURA, Naoyuki MURAYAMA, Takashi KASHIWAGI
  • Publication number: 20100268084
    Abstract: An ultrasonic diagnostic apparatus enabling accurate measurement of elasticity information is provided. The ultrasonic diagnostic apparatus is characterized in comprising setting means configured to set a first movement reference point and a second movement reference point on a tomographic image and/or an elastic image, and measurement means configured to cause the first movement reference point and the second movement reference point to follow the pulsation of an object and to measure the length of a line segment formed by the first movement reference point and the second movement reference point, and causes display means to display the length of the line segment and elasticity information based on the strain and/or elastic modulus.
    Type: Application
    Filed: October 24, 2008
    Publication date: October 21, 2010
    Inventors: Takashi Osaka, Akiko Tonomura
  • Publication number: 20090292205
    Abstract: In an ultrasonic diagnostic apparatus comprised of an ultrasonic probe; frame data acquiring means for time sequentially acquiring a plurality of RF signal frame data in a process of change in a pressure state of a subject tissue of an object to be examined while pressing the ultrasonic probe on the object tissue; and elasticity information calculating means for deriving a pair of data from RF frame signal data, calculating each place of distortion or elasticity modulus of the object tissue, and generating a plurality of elastic frame data; elastic image construction means for adding the plurality of elasticity frame data and generating an elastic image; and display means for displaying the elastic image, the ultrasonic diagnostic apparatus is further provided with evaluation means for evaluating the reliability of the plurality of the elasticity frame data subjected to adding in accordance with the degree of pressure.
    Type: Application
    Filed: July 18, 2007
    Publication date: November 26, 2009
    Inventor: Takashi Osaka
  • Publication number: 20090198130
    Abstract: It is possible to acquire the relationship between tomography data as a luminance value of an ultrasonic diagnostic image and elasticity data on a tissue in a target local region. ROI information calculation means divides an ROI into a plurality of divided regions. Displacement amount calculation means (21) calculates an inter-frame displacement amount, adds per-region information to a boundary of the divided regions, and outputs the displacement amount data to elasticity calculation means (22). The elasticity calculation means (22) calculates elasticity data according to the displacement amount. Elasticity information analysis means (23) calculates a representative value of the elasticity data on the actual tissue and outputs address information of the region other than the actual tissue to signal analysis means (17).
    Type: Application
    Filed: June 6, 2007
    Publication date: August 6, 2009
    Inventor: Takashi Osaka
  • Publication number: 20090149752
    Abstract: An ultrasound elasticity imaging apparatus includes an elastic data processing section which processes a received signal detected by an ultrasound probe and generates elastic frame data, a display evaluation section which evaluates a display value of the elastic frame data based on various data in the generation of the elastic frame data, a display processing section which performs image processing of the elastic frame data according to the evaluation result by the display evaluation section, and a display section which displays an elastic image based on the elastic frame data processed by the image processing section.
    Type: Application
    Filed: February 11, 2009
    Publication date: June 11, 2009
    Inventors: Takashi Osaka, Takeshi Matsumura, Tetsuya Hayashi, Mitsuhiro Oshiki, Okinori Yuasa, Naoyuki Murayama, Tsuyoshi Shiina, Satoshi Tamano, Tsuyoshi Mitake
  • Publication number: 20090124903
    Abstract: An ultrasound diagnostic apparatus comprises an unit 7 for forming tomographic images on times series on the basis of a reflection echo signals received by ultrasound probe 2, an unit 8 for obtaining the elasticities of portions in the body tissue on the basis of the reflection echo signals and forming elasticity images on times series, an unit 9 for forming a superimposition image on time series by superposing the tomographic image on the elasticity image, an unit 43 for inputting an instruction for controlling the formation of the superimposition image, and an unit 10 for displaying the superimposition image. The ultrasound diagnostic apparatus further comprises a freezing control portion (7, 8) for outputting an image, as a frozen image, selected in response to a freezing instruction for freezing the display operation on time series of any of the tomographic image or the elasticity image input into the input unit to the superimposition image forming unit.
    Type: Application
    Filed: November 17, 2005
    Publication date: May 14, 2009
    Inventor: Takashi OSAKA
  • Publication number: 20090105589
    Abstract: [Problem] To select a period suitable for acquiring an elastic image in accordance with variation of the displacement amount of a moving tissue when the elastic image of the moving tissue is acquired, thereby stably acquiring an elastic image of high image quality.
    Type: Application
    Filed: June 6, 2006
    Publication date: April 23, 2009
    Inventors: Takashi Osaka, Naoyuki Murayama
  • Patent number: 7520855
    Abstract: An ultrasonographic apparatus includes: an ultrasonic probe 1 for transmitting/receiving an ultrasonic wave to/from a patient, means 2 for generating an ultrasonic transmission signal and transmitting it to the ultrasonic probe, means 3 for receiving a reflection echo signal received by the ultrasonic probe; means 4 for re-constructing a form image according to the reception signal processed by the reception processing means; means 5 for re-constructing an elasticity image according to the reception signal processed by the reception processing means; means 7 for displaying the form image and the elasticity image; means 8 for switching between the form image mode and elasticity image mode; and means 9 for performing control so as to selectively acquire the form image and the elasticity image in the measurement period of the elasticity image mode switched by the mode switching means.
    Type: Grant
    Filed: October 28, 2003
    Date of Patent: April 21, 2009
    Inventors: Satoshi Tamano, Takashi Osaka, Mitsuhiro Oshiki, Takeshi Matsumura, Tsuyoshi Shiina
  • Publication number: 20090018444
    Abstract: An ultrasound diagnostic apparatus includes an ultrasound probe which transmits/receives an ultrasound wave with respect to a subject to be diagnosed, an ultrasound wave transmit section which transmits an ultrasound wave for driving the ultrasound probe, a pressing section which applies an external pressure to the subject, a displacement measuring section which obtains two tomographic image data different in time series from a reflected echo signal received from the ultrasound probe and measures a displacement of each part in the subject based on the two tomographic image data, an image generating section which generates an elastic image from elasticity information based on the displacement of each part measured by the displacement measuring section, and a display section which displays the generated elastic image. Further, a pressing decision section decides whether or not the pressing operation by the pressing section is proper.
    Type: Application
    Filed: April 15, 2008
    Publication date: January 15, 2009
    Inventors: Takashi Osaka, Takeshi Matsumura, Tetsuya Hayashi, Mitsuhiro Oshiki, Okinori Yuasa, Naoyuki Murayama, Tsuyoshi Shiina, Satoshi Tamano, Tsuyoshi Mitake
  • Publication number: 20070112270
    Abstract: An ultrasonic imaging apparatus according to the present invention includes an ultrasonic probe (2) for receiving and transmitting ultrasonic waves from/to an object (1), ultrasound image structuring means (6) for generating an ultrasound image from a reflected echo signal received by the ultrasonic probe, elastic image structuring means (7) for obtaining a physical quantity of the elasticity of a region of the object corresponding to the ultrasound image from the reflected echo signal and generating a color elastic image, display means (9) for overlaying the ultrasound image to the color elastic image, or arranging the ultrasound image and the color elastic input means (17) for variably setting a corresponding relationship between a hue of the color elastic image and the level of the physical quantity displayed on the screen.
    Type: Application
    Filed: November 11, 2004
    Publication date: May 17, 2007
    Inventors: Kouji Waki, Takashi Osaka, Mitsuaki Ito, Takeshi Matsumura, Naoyuki Murayama, Takashi Kashiwagi