Patents by Inventor Takaaki Nagai

Takaaki Nagai 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: 20100111384
    Abstract: The present invention is to present a specimen processing apparatus, comprising: an imaging device for imaging a cap of a covered specimen container containing a specimen; an aspirating device including a specimen aspirating tube, moving the specimen aspirating tube so as to pass the specimen aspirating tube through the cap of the covered specimen container and aspirating the specimen contained in the covered specimen container via the specimen aspirating tube; an aspiration controller for controlling a movement of the specimen aspirating tube into the covered specimen container based on an image obtained by the imaging device; and a specimen processing device for processing the specimen aspirated by the aspirating device.
    Type: Application
    Filed: October 30, 2009
    Publication date: May 6, 2010
    Inventors: Takaaki Nagai, Tokihiro Kosaka, Yuichi Hamada
  • Publication number: 20100114056
    Abstract: A specimen container includes a specimen storing portion for storing a specimen, wherein the specimen storing portion is provided with an opening on an upper end, a sealing member for sealing the opening, wherein the sealing member is enabled to be passed through by a suction tube for sucking a specimen stored in the specimen storing portion, and a cylindrical portion having a predetermined height to allow insertion of the suction tube, wherein the cylindrical portion is arranged in series with the specimen storing portion on a side provided with the opening.
    Type: Application
    Filed: January 11, 2010
    Publication date: May 6, 2010
    Inventor: Takaaki Nagai
  • Publication number: 20100111767
    Abstract: A specimen processing system comprising: a specimen measuring section for measuring specimens accommodated in specimen containers; a transport section for transporting specimen containers to the specimen measuring section; a specimen container collect section for collecting specimen containers; an obtainer for obtaining shape information on specimen containers or state information on specimens accommodated in specimen containers; a supply judger configured for determining whether specimen containers are to be supplied to the specimen measuring section on the basis of the result obtained by the obtainer; and a delivery section for delivering specimen containers, which are determined to be supplied to the specimen measuring section by the supply judger, toward the transport section, and delivering specimen containers, which are determined not to be supplied to the specimen measuring section by the supply judger, toward the specimen container collect section, is disclosed.
    Type: Application
    Filed: October 28, 2009
    Publication date: May 6, 2010
    Inventors: Yasuo Yonekura, Yuichiro Ohmae, Tokihiro Kosaka, Takaaki Nagai
  • Publication number: 20100106427
    Abstract: A sample analyzer comprising: a sample preparing section for preparing first and second measurement sample including reagent and sample; a first detector for detecting a predetermined component in the first measurement sample prepared by the sample preparing section; a second detector for detecting the predetermined component in the second measurement sample prepared by the sample preparing section; and a controller configured for performing operations, comprising: (a) controlling the first detector to detect the predetermined component in the first measurement sample prepared by the sample preparing section; (b) determining the reliability of the result detected by the first detector; (c) controlling the sample preparing section to prepare the second measurement sample from the same sample when the result has been determined to be unreliable; and (d) controlling the second detector to detect the predetermined component in the second measurement sample, is disclosed.
    Type: Application
    Filed: October 26, 2009
    Publication date: April 29, 2010
    Applicant: SYSMEX CORPORATION
    Inventors: Diago Fukuma, Takaaki Nagai, Masaharu Shibata
  • Publication number: 20100055772
    Abstract: The present invention is to present a reagent preparing apparatus for preparing a reagent for processing a sample, by using a first liquid and a second liquid, comprising: a storage unit for storing liquid; and a constant amount liquid quantifying unit comprising a constant amount holding instrument which is used in common to hold a constant amount of the first liquid and to hold a constant amount of the second liquid, the constant amount liquid quantifying unit performing an operation of transferring the constant amount of the first liquid to the storage unit and performing an operation of transferring the constant amount of the second liquid to the storing unit.
    Type: Application
    Filed: August 18, 2009
    Publication date: March 4, 2010
    Inventors: Takaaki Nagai, Masaharu Shibata, Kunio Ueno, Noriyuki Nakanishi
  • Publication number: 20090248317
    Abstract: The present invention is to present a biological sample analyzer, comprising: a characteristic information obtainer for obtaining characteristic information representing a characteristic of a component contained in a biological sample of a patient; a processor; and a memory storing software instructions adapted to enable the processor to perform operations comprising: (a) analyzing the characteristic information based on a first condition for analyzing a biological sample of a patient who does not have a predetermined attribution; and (b) analyzing the characteristic information based on a second condition for analyzing a biological sample of a patient who has the predetermined attribution.
    Type: Application
    Filed: March 20, 2009
    Publication date: October 1, 2009
    Inventors: Takaaki Nagai, Yutaka Ikeda, Noriyuki Narisada
  • Publication number: 20090248318
    Abstract: The present invention is to present a sample analyzer, comprising: a sample preparing section for preparing a measurement sample from a sample and a reagent; a detector for detecting a predetermined component contained in one measurement sample prepared by the sample preparing section; and a data processing section being configured to perform operations comprising: (a) generating a plurality of analysis data for analyzing the predetermined component based on a detection result by the detector; (b) selecting one analysis data from the plurality of analysis data; (c) analyzing the predetermined component based on at least the one analysis data selected in the operation (b); and (d) outputting an analysis result obtained in the operation (c).
    Type: Application
    Filed: March 20, 2009
    Publication date: October 1, 2009
    Inventors: Takaaki Nagai, Yutaka Ikeda, Noriyuki Narisada
  • Publication number: 20090200595
    Abstract: A nonvolatile semiconductor memory device has: a semiconductor substrate; a control gate and a floating gate that are formed side by side on a gate insulating film on a channel region in the semiconductor substrate; an erase gate facing an upper surface of the floating gate; a first device isolation structure having a first projecting portion; and a second device isolation structure having a second projecting portion. The first and second projecting portions have a first sloping surface and a second sloping surface, respectively. The first sloping surface and the second sloping surface face each other, and an interval between the first and second sloping surfaces becomes larger away from the semiconductor substrate. The floating gate is sandwiched between the first and second projecting portions and at least has a portion located on the semiconductor substrate side of the first and second sloping surfaces.
    Type: Application
    Filed: February 6, 2009
    Publication date: August 13, 2009
    Inventor: Takaaki Nagai
  • Publication number: 20090200600
    Abstract: A nonvolatile semiconductor memory device has: a semiconductor substrate; a control gate and a floating gate that are formed side by side on a gate insulating film on a channel region in the semiconductor substrate; and an erase gate facing an upper surface of the floating gate and totally located above the upper surface of the floating gate. The upper surface of the floating gate includes a first side and a second side that face each other. A bottom surface of the erase gate is closer to the first side and the second side than the upper surface between the first side and the second side.
    Type: Application
    Filed: February 6, 2009
    Publication date: August 13, 2009
    Inventor: Takaaki Nagai
  • Publication number: 20090200594
    Abstract: A nonvolatile semiconductor memory device has: a semiconductor substrate; a control gate and a floating gate that are formed side by side on a gate insulating film on a channel region in the semiconductor substrate; and an erase gate facing an upper surface of the floating gate. Side surfaces of the floating gate include a first side surface and a second side surface that face each other. An interval between the first side surface and the second side surface becomes narrower from the upper surface towards a side of the semiconductor substrate.
    Type: Application
    Filed: February 6, 2009
    Publication date: August 13, 2009
    Inventor: Takaaki Nagai
  • Publication number: 20090085090
    Abstract: A non-volatile semiconductor memory device includes a semiconductor substrate; a floating gate formed above the semiconductor substrate; an erasing gate formed above the floating gate; a control gate formed above a channel region of a surface layer of the semiconductor substrate at a position corresponding to one lateral side of the floating gate and the erasing gate; a first silicide film formed on an upper surface of the erasing gate; and a second silicide film formed on an upper surface of the control gate, in which a height of the upper surface of the control gate is flush with/or lower than a height of the upper surface of the erasing gate.
    Type: Application
    Filed: August 13, 2008
    Publication date: April 2, 2009
    Applicant: NEC Electronics Corporation
    Inventor: Takaaki Nagai
  • Publication number: 20090085091
    Abstract: A non-volatile semiconductor memory device includes a floating gate formed above a semiconductor substrate; an erasing gate formed above the floating gate; a control gate formed above a channel region of a surface layer of the semiconductor substrate at a position corresponding to one lateral side of the floating gate and the erasing gate; a first diffusion layer formed on the semiconductor substrate at a position corresponding to another lateral side of the floating gate and the erasing gate; a plug formed above the first diffusion layer, the plug coupled to the first diffusion layer; and a second diffusion layer formed on the semiconductor substrate at a position adjacent to the control gate. With such a device structure, the first diffusion layer and the plug connected thereto are formed in a self-alignment method, thereby contributing to a size reduction of the memory cells. Thus, further miniaturization of the non-volatile semiconductor memory device having an erasing gate may be achieved.
    Type: Application
    Filed: August 13, 2008
    Publication date: April 2, 2009
    Applicant: NEC Electronics Corporation
    Inventor: Takaaki Nagai
  • Publication number: 20090085092
    Abstract: A non-volatile semiconductor memory device includes: a floating gate formed above the semiconductor substrate; an erasing gate formed above the floating gate; a control gate formed above a channel region of a surface layer of the semiconductor substrate at a position corresponding to one lateral side of the floating gate and the erasing gate; a diffusion layer formed on the semiconductor substrate at a position corresponding to another lateral side of the floating gate and the erasing gate; a plug formed above the diffusion layer, the plug coupled to the diffusion layer; a first silicide film formed on an upper surface of the erasing gate; and a second silicide film formed on an upper surface of the plug, in which a height of the upper surface of the plug is flush with/or lower than a height of the upper surface of the erasing gate.
    Type: Application
    Filed: August 14, 2008
    Publication date: April 2, 2009
    Applicant: NEC Electronics Corporation
    Inventor: Takaaki Nagai
  • Patent number: 7427376
    Abstract: A sample analyzer includes a liquid aspirator to be stuck into the closed container for aspirating a sample from a closed container; a preparing section for preparing an analysis sample using the aspirated sample; and an analyzing section for analyzing the prepared analysis sample; the liquid aspirator including an elongated pipe, the pipe having a liquid flow path extending therein and a plurality of communicating sections provided in an outer surface thereof, at least one of the communicating sections communicating between an inside and an outside of the container when the pipe is stuck into the container.
    Type: Grant
    Filed: November 17, 2003
    Date of Patent: September 23, 2008
    Assignee: Sysmex Corporation
    Inventors: Takaaki Nagai, Hidenari Takaoka, Noriyoshi Yoshida
  • Publication number: 20080219886
    Abstract: A sample analyzer includes a liquid aspirator to be stuck into the closed container for aspirating a sample from a closed container; a preparing section for preparing an analysis sample using the aspirated sample; and an analyzing section for analyzing the prepared analysis sample; the liquid aspirator including an elongated pipe, the pipe having a liquid flow path extending therein and a plurality of communicating sections provided in an outer surface thereof, at least one of the communicating sections communicating between an inside and an outside of the container when the pipe is stuck into the container.
    Type: Application
    Filed: February 27, 2008
    Publication date: September 11, 2008
    Inventors: Toshikatsu FUKUJU, Takaaki Nagai, Shuhei Kaneko, Hidenari Takaoka, Noriyoshi Yoshida, Takashi Yoshida
  • Publication number: 20080187951
    Abstract: A hematological analyzer for measuring blood, sets a body fluid measurement mode; receives a measurement start instruction; irradiates a measurement sample with light and obtains optical information from cells contained in the measurement sample; and classifies at least white blood cells and nucleated cells other than white blood cells contained in the measurement sample, and counts the white blood cells and nucleated cells other than white blood cells based on the optical information obtained from the cells in the measurement sample prepared from a body fluid sample and white blood cell measuring reagent when the body fluid measurement mode has been set and the measurement start instruction has been selected, is disclosed. A method for analyzing body fluid and a computer program product are also disclosed.
    Type: Application
    Filed: January 31, 2008
    Publication date: August 7, 2008
    Applicant: SYSMEX CORPORATION
    Inventors: Takaaki NAGAI, Noriyuki Narisada, Hans Kalkman
  • Publication number: 20080187990
    Abstract: A sample analyzer prepares a measurement sample from a blood sample or a body fluid sample which differs from the blood sample; measures the prepared measurement sample; obtains characteristic information representing characteristics of the components in the measurement sample; sets either a blood measurement mode for measuring the blood sample, or a body fluid measurement mode for measuring the body fluid sample as an operating mode; and measures the measurement sample prepared from the blood sample by executing operations in the blood measurement mode when the blood measurement mode has been set, and measuring the measurement sample prepared from the body fluid sample by executing operations in the body fluid measurement mode that differs from the operations in the blood measurement mode when the body fluid measurement mode has been set, is disclosed. A computer program product is also disclosed.
    Type: Application
    Filed: January 31, 2008
    Publication date: August 7, 2008
    Applicant: SYSMEX CORPORATION
    Inventors: Takaaki NAGAI, Noriyuki Narisada, Daigo Fukuma
  • Publication number: 20080063568
    Abstract: A sample analyzer includes a liquid aspirator to be stuck into the closed container for aspirating a sample from a closed container; a preparing section for preparing an analysis sample using the aspirated sample; and an analyzing section for analyzing the prepared analysis sample; the liquid aspirator including an elongated pipe, the pipe having a liquid flow path extending therein and a plurality of communicating sections provided in an outer surface thereof, at least one of the communicating sections communicating between an inside and an outside of the container when the pipe is stuck into the container.
    Type: Application
    Filed: October 26, 2007
    Publication date: March 13, 2008
    Inventors: Toshikatsu Fukuju, Takaaki NAGAI, Shuhei Kaneko, Hidenari Takaoka, Noriyoshi Yoshida, Takashi Yoshida
  • Publication number: 20070231206
    Abstract: A sample measuring apparatus of measuring a component in a biological sample, comprising: an input section for inputting a sample species of a biological sample; a measurement sample preparation section for preparing a measurement sample by mixing the biological sample with a reagent; a first measurement section; a second measurement section being different from the first measurement section; a measurement sample supply section for supplying the measurement sample prepared in the measurement sample preparation section to at least one of the first measurement section and second measurement section; and a control section for controlling the measurement sample supply section based on the inputted sample species.
    Type: Application
    Filed: March 28, 2007
    Publication date: October 4, 2007
    Inventors: Takaaki Nagai, Hideaki Matsumoto, Yuichi Hamada
  • Publication number: 20070221987
    Abstract: A split gate-type non-volatile semiconductor memory device includes a floating gate having an acute-angled portion between a side surface and an upper surface above a semiconductor substrate; a control gate provided apart from the floating gate to oppose to the acute-angled portion; and an insulating portion provided on the floating gate. A side surface of the insulating portion on a side of the control gate is inclined to a direction apart from the control gate with respect to a vertical line to the semiconductor substrate.
    Type: Application
    Filed: March 23, 2007
    Publication date: September 27, 2007
    Inventor: Takaaki Nagai