Patents by Inventor Toshihiko Yoshioka

Toshihiko Yoshioka 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: 20200260168
    Abstract: A display apparatus according to an embodiment of the present disclosure includes a thin plate-shaped display cell that displays image and a plurality of exciters disposed on a back surface of the display cell and causing the display cell to vibrate. The plurality of exciters is such configured that the plurality of exciters is regarded as one exciter when the plurality of exciters generates vibration in the display cell.
    Type: Application
    Filed: April 29, 2020
    Publication date: August 13, 2020
    Applicant: Sony Corporation
    Inventors: Toshihiko Masuda, Hiroshi Yoshioka, Hideyuki Taguchi, Hiroki Matsuoka, Shinpei Kondo
  • Publication number: 20190268681
    Abstract: A display apparatus according to an embodiment of the present disclosure includes a thin plate-shaped display cell that displays image and a plurality of exciters disposed on a back surface of the display cell and causing the display cell to vibrate. The plurality of exciters is such configured that the plurality of exciters is regarded as one exciter when the plurality of exciters generates vibration in the display cell.
    Type: Application
    Filed: November 10, 2017
    Publication date: August 29, 2019
    Applicant: Sony Corporation
    Inventors: Toshihiko Masuda, Hiroshi Yoshioka, Hideyuki Taguchi, Hiroki Matsuoka, Shinpei Kondo
  • Patent number: 10309530
    Abstract: An automatic transmission where the control portion controls the adjustment solenoid valve so that the circulation hydraulic pressure equals to a second circulation hydraulic pressure higher than the first circulation hydraulic pressure when the rotational speed difference between the output rotational speed of the fluid transmission device and the rotational speed of the driving source is more than the predetermined rotational speed.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: June 4, 2019
    Assignees: AISIN AW CO., LTD., TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yuhei Yoshioka, Yasushi Sato, Toshihiko Kamiya, Akio Murasugi, Masahide Ichikawa
  • Patent number: 7741125
    Abstract: A biosensor and a biosensor measuring apparatus whose performance can be easily determined by an ordinary user are provided. A biosensor 100 includes a substrate 1 having a quality deciding section 13 and a sample receiving section 15 provided on the substrate 1 to which a sample is supplied. The quality deciding section 13 includes a moisture absorbing material changed in color through absorption of moisture. The sample receiving section 15 has a reagent section 7 including an enzyme reacted with a test substance as a substrate. The quality deciding section 13 includes a recess 17 formed in the substrate 1, the moisture absorbing material 16 disposed in the recess 17 and a film 18 with no air permeability substantially covering the opening of the recess 17 and closely adhered to the moisture absorbing material 16. Cobalt salt is used as the moisture absorbing material 16.
    Type: Grant
    Filed: February 2, 2005
    Date of Patent: June 22, 2010
    Assignee: Panasonic Corporation
    Inventors: Yuko Taniike, Mariko Miyashita, Toshihiko Yoshioka
  • Patent number: 7604776
    Abstract: A reaction of a sample mixture liquid is detected accurately, by allowing a solid reagent to be dissolved and reacted in a liquid sample quickly and accurately. A disc main body, and at least one sample mixing unit provided at the disc main body are provided, and the sample mixing unit is provided with: a liquid sample reserve unit; a reagent chamber capable of disposing a plurality of the solid reagents; and a measurement chamber to which a sample mixture liquid containing a liquid sample and a solid reagent mixed in the reagent chamber is supplied. The reagent chamber has a form which allows a plurality of the solid reagents to be disposed in the direction substantially parallel to the radial direction of the disc in which centrifugal force is generated, or in the direction substantially perpendicular to the radial direction of the disc.
    Type: Grant
    Filed: May 1, 2008
    Date of Patent: October 20, 2009
    Assignee: Panasonic Corporation
    Inventors: Tomohiro Yamamoto, Toshihiko Yoshioka, Nobuhiko Ozaki
  • Publication number: 20090169430
    Abstract: A panel for analyzing a sample liquid by which an exactly fixed quantity of sample liquid can be dripped conveniently, and convenience of measuring operation and accuracy of measurements can be ensured even for a sample liquid containing solid components. The panel for analyzing a sample liquid comprises a first channel-like chamber which is rotated about the center of rotation and into which the sample liquid flows by capillarity, a first channel connected to the first chamber and having a cavity the width or the height of which is increased discontinuously, a second chamber connected to the first channel, an opening for supplying the sample liquid to the first chamber, and an opening for discharging gas from the first chamber as the sample liquid flows in.
    Type: Application
    Filed: April 4, 2007
    Publication date: July 2, 2009
    Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    Inventors: Tomohiro Yamamoto, Toshihiko Yoshioka
  • Publication number: 20090105563
    Abstract: An object of the invention is to provide a component concentration measuring apparatus by blood sampling by laser perforating, capable of preventing leak of an abnormal odor generated during laser perforating, and improving user's convenience. In a component concentration measuring apparatus of the invention, a slide sheet 6 in which a film is provided on the optical axis of a laser beam, and an insertion holder 7 the inside of which is hollow are inserted into a main body 2 equipped with a laser device, a focusing lens, an analyzing device that analyzes components of a body fluid by an enzyme reaction of a specimen reagent, a laser operation button 5, a display 3, a display switching button 4, a chargeable battery, and an electric circuit on which a memory that stores the operation of the laser device, analysis of component concentration by the output of the analyzing device, and analysis results is mounted.
    Type: Application
    Filed: March 22, 2007
    Publication date: April 23, 2009
    Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    Inventors: Hiroyoshi Yajima, Fumiaki Emoto, Toshiaki Miyaji, Toshihiko Yoshioka, Yuki Kawase, Naoki Matsubara
  • Publication number: 20080227217
    Abstract: A reaction of a sample mixture liquid is detected accurately, by allowing a solid reagent to be dissolved and reacted in a liquid sample quickly and accurately. A disc main body, and at least one sample mixing unit provided at the disc main body are provided, and the sample mixing unit is provided with: a liquid sample reserve unit; a reagent chamber capable of disposing a plurality of the solid reagents; and a measurement chamber to which a sample mixture liquid containing a liquid sample and a solid reagent mixed in the reagent chamber is supplied. The reagent chamber has a form which allows a plurality of the solid reagents to be disposed in the direction substantially parallel to the radial direction of the disc in which centrifugal force is generated, or in the direction substantially perpendicular to the radial direction of the disc.
    Type: Application
    Filed: May 1, 2008
    Publication date: September 18, 2008
    Applicant: MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.
    Inventors: Tomohiro YAMAMOTO, Toshihiko YOSHIOKA, Nobuhiko OZAKI
  • Patent number: 7323098
    Abstract: A biosensor capable of measuring the concentration of one or more specific substances in one or more sample solutions almost simultaneously is provided. The biosensor comprises a plurality of sensor units, and each of the sensor units comprises an electrode system including a working electrode and a counter electrode on an insulating base plate and a reagent system including an oxidoreductase and an electron mediator. The biosensor is so configured that sample solutions supplied to the respective sensor units reach the respective reagent systems at different times. Specifically, each of the sensor units has a controlling system between a sample supply inlet and the reagent system, and the controlling system controls the time it takes for the sample solution to reach the reagent system from the sample supply inlet.
    Type: Grant
    Filed: September 3, 2003
    Date of Patent: January 29, 2008
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Mariko Miyashita, Toshihiko Yoshioka
  • Patent number: 7252804
    Abstract: An adaptor for body fluid measurement of the present invention includes a puncture instrument holding section for detachably carrying a puncture instrument for protruding a puncture needle and a measuring instrument holding section for detachably carrying a measuring instrument for analyzing body fluid with a biosensor, the biosensor being attached to the measuring instrument and having a body fluid supply part to which body fluid is supplied. With use of the adaptor, the body fluid can be measured easily and speedily with the puncture instrument and the measuring instrument attached thereto, which are independent from each other. The present invention further provides a measuring instrument including a puncture instrument holding section.
    Type: Grant
    Filed: March 19, 2003
    Date of Patent: August 7, 2007
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Mariko Miyashita, Yuko Taniike, Toshihiko Yoshioka
  • Patent number: 7238160
    Abstract: The present invention relates to a biological component measurement apparatus set, in which a puncture mechanism for puncturing skin of a subject to collect a sample blood is integrated with a biosensor measurement apparatus. The puncture mechanism includes a puncture needle, and a cap which is detachably engaged with a body of the apparatus, wherein the cap has a skin contact surface which is brought into contact with the skin for puncturing. The skin contact surface having an opening through which the puncture needle moves to puncture the skin, and is shaped so as to fit a surface shape of the skin to be punctured. The set includes a plurality of different caps each corresponding to a different sample collection site so that a plurality of different sample collection sites can be selected.
    Type: Grant
    Filed: January 16, 2004
    Date of Patent: July 3, 2007
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Yuko Taniike, Mariko Miyashita, Shin Ikeda, Toshihiko Yoshioka
  • Publication number: 20060188395
    Abstract: A biosensor and a biosensor measuring apparatus whose performance can be easily determined by an ordinary user are provided. A biosensor 100 includes a substrate 1 having a quality deciding section 13 and a sample receiving section 15 provided on the substrate 1 to which a sample is supplied. The quality deciding section 13 includes a moisture absorbing material changed in color through absorption of moisture. The sample receiving section 15 has a reagent section 7 including an enzyme reacted with a test substance as a substrate. The quality deciding section 13 includes a recess 17 formed in the substrate 1, the moisture absorbing material 16 disposed in the recess 17 and a film 18 with no air permeability substantially covering the opening of the recess 17 and closely adhered to the moisture absorbing material 16. Cobalt salt is used as the moisture absorbing material 16.
    Type: Application
    Filed: February 2, 2005
    Publication date: August 24, 2006
    Inventors: Yuko Taniike, Mariko Miyashita, Toshihiko Yoshioka
  • Publication number: 20060144802
    Abstract: Herein discloses is a testing device, comprising therein an inlet port introducing a blood specimen thereinto, a blood separating chamber held in fluid communication with the inlet port through a fluid passageway to receive a blood specimen, and a hemolyzed blood chamber having accommodated therein a hemolyzed blood fluid. The testing device is operative to be rotated around a rotation center and stop from being rotated to have the blood specimen accommodated in the blood separating chamber into blood cells and a blood plasma fluid, and the blood separating chamber is held in fluid communication with the passageway merging area through a fluid passageway to have the blood plasma fluid separated from the blood specimen flowed through the fluid passageway, in such a manner that the hemolyzed blood fluid is mixed and diluted with the blood plasma fluid in the passageway merging area at a predetermined dilution ratio.
    Type: Application
    Filed: December 23, 2005
    Publication date: July 6, 2006
    Applicant: Matsushita Electric Industrial Co., Ltd.
    Inventors: Fumihisa Kitawaki, Toshihiko Yoshioka, Hirotaka Tanaka, Hirofumi Sugimoto, Masanori Tanaka
  • Patent number: 7056425
    Abstract: To provide an improved biosensor which allows easy addition of whole blood to the sensor and rapid supply of the added whole blood to a filter even in the case of collecting blood by fingertip centesis for measurement, a second air aperture is provided in a sample solution supply pathway including an electrode system and a reaction layer and communicating with a first air aperture on the terminal end side.
    Type: Grant
    Filed: November 12, 2002
    Date of Patent: June 6, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Miwa Hasegawa, Tomohiro Yamamoto, Shin Ikeda, Toshihiko Yoshioka
  • Patent number: 7022218
    Abstract: The present invention provides a highly sensitive biosensor capable of yielding good response even when the amount of a sample is extremely small. The biosensor of the present invention includes: a first insulating base plate which has a working electrode comprising a plurality of branches and a first counter electrode comprising a plurality of branches, the branches of the working electrode and the first counter electrode being arranged alternately; a second insulating base plate which has a second counter electrode and which is disposed at a position opposite to the first insulating base plate; a reagent system comprising an oxidoreductase; and a sample supply pathway formed between the first and second insulating base plates, wherein the branches of the working electrode and the first counter electrode that are arranged alternately, the second counter electrode, and the reagent system are exposed in the sample supply pathway.
    Type: Grant
    Filed: May 27, 2002
    Date of Patent: April 4, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Yuko Taniike, Shin Ikeda, Toshihiko Yoshioka
  • Patent number: 7005048
    Abstract: The present invention provides a high-performance glucose sensor having excellent storage stability and an improved response characteristic. This sensor comprises: an electrically insulating base plate; an electrode system including at least a working electrode and a counter electrode formed on the base plate; and a reaction layer containing at least pyrrolo-quinoline quinone dependent glucose dehydrogenase, formed in contact with or in the vicinity of the electrode system, and the reaction layer contains at least one kind of additive selected from the group consisting of gluconic acid and salts thereof.
    Type: Grant
    Filed: October 2, 2000
    Date of Patent: February 28, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Motokazu Watanabe, Keiko Yugawa, Toshihiko Yoshioka, Shiro Nankai, Junko Nakayama, Shoji Miyazaki, Hideyuki Baba
  • Publication number: 20060030028
    Abstract: A simple-structured biosensor is provided for measuring a substrate in a sample rapidly and highly precisely, without significant influence of a peptide included in the sample. A biosensor for measuring the substrate contained in a sample solution includes one or a plurality of insulating base plate(s) 1; a pair of electrodes including a working electrode 2 and a counter electrode 3 provided on the base plate 1; and a reagent 11 for measurement including a redox enzyme and an electron mediator. The sample solution contains a peptide, and the working electrode 2 includes a metal, and at least a part of a surface of the working electrode 2 is covered with a film 10 of an organic compound containing at least one sulfur atom.
    Type: Application
    Filed: June 14, 2002
    Publication date: February 9, 2006
    Inventors: Takahiro Nakaminami, Shin Ikeda, Toshihiko Yoshioka
  • Patent number: 6977032
    Abstract: A biosensor including an insulating base plate, an electrode system, a cover for covering the insulating base plate, at least one reaction layer, a sample solution supply pathway communicating with an air aperture at a terminal end side, a sample solution supply part and a filter provided between the sample solution supply pathway and the sample solution supply part to filter hemocytes, an end face and a top face of a primary portion of the filter are exposed and the sample solution supply part is provided adjacently to the primary side portion so as to provide an improved biosensor which allows easy addition of whole blood to the sensor and rapid supply of the added whole blood to a filter even in the case of collecting blood by fingertip centesis for measurement.
    Type: Grant
    Filed: November 12, 2002
    Date of Patent: December 20, 2005
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Miwa Hasegawa, Tomohiro Yamamoto, Shin Ikeda, Toshihiko Yoshioka
  • Patent number: 6969450
    Abstract: In biosensor system 1, biosensor 2 is mounted in measuring apparatus 3 for quantifying or detecting existence of a targeted substrate in a sample solution. Mounting end portion 20 of biosensor 2 to be mounted in measuring apparatus 3 has an extension of one base plate in the length direction, and further extensions of the other base plate in the width direction. Sensor mounting portion 30 of measuring apparatus 3 has a shape matching up with the shape of mounting end portion 20. Thereby wrong insertion of biosensor 2 in measuring apparatus 3 can be prevented. Further, varying shapes of plural biosensors 5 and 6 to have a common part and a non-common part, such biosensors can be handily measured by one measuring apparatus 7.
    Type: Grant
    Filed: July 10, 2003
    Date of Patent: November 29, 2005
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Yuko Taniike, Mariko Miyashita, Shin Ikeda, Toshihiko Yoshioka, Yoshinobu Tokuno
  • Patent number: RE39390
    Abstract: There is provided a cholesterol sensor with high-accuracy and excellent response, whose object to be measured is whole blood, where plasma with which is obtained by filtering out hemocytes therein filtered in blood can rapidly reach an electrode system. In a biosensor where plasma with which is obtained by filtering out hemocytes therein filtered with by a filter is sucked into a sample solution supply pathway due to capillarity, there are formed: a first pressing part for holding a primary side portion of the filter from the bottom; a second pressing part for holding a secondary side portion of the filter from the top and the bottom; a third pressing part for holding the central portion of the filter from the top; and a void for surrounding the filter between the second pressing part and third pressing part.
    Type: Grant
    Filed: May 17, 2002
    Date of Patent: November 14, 2006
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventors: Miwa Hasegawa, Tomohiro Yamamoto, Motokazu Watanabe, Takahiro Nakaminami, Shin Ikeda, Toshihiko Yoshioka, Shiro Nankai