Patents by Inventor Shinichi Yamaguchi

Shinichi Yamaguchi 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: 20230116894
    Abstract: Provided is a hot stamped body comprising a steel base material, an Al-plating layer formed on at least one surface of the steel base material, a coating formed on the Al-plating layer and containing ZnO particles and CeO2 particles having an average particle size smaller than an average particle size of the ZnO particles, and a Zn- and Al-containing complex oxide layer formed between the Al-plating layer and the coating. Further, provided is a method for producing a hot stamped body comprising forming an Al-plating layer on at least one side of a steel sheet, coating a surface of the Al-plating layer with an aqueous solution containing ZnO particles and CeO2 particles, then heating it to form a coating containing ZnO particles and CeO2 particles on the Al-plating layer, and hot pressing the steel sheet.
    Type: Application
    Filed: May 18, 2020
    Publication date: April 13, 2023
    Applicant: NIPPON STEEL CORPORATION
    Inventors: Michiko KONNO, Jun MAKI, Shinichi YAMAGUCHI, Soshi FUJITA
  • Publication number: 20230046574
    Abstract: A multilayer ceramic capacitor includes a multilayer body including dielectric layers, inner-electrode layers, and outer electrodes coupled to the inner-electrode layers. The multilayer body includes Ba, Ti, Ca, Mg, Zr, and R, and when the Ti content is defined as 100 parts by mole, the relative amounts are as follows: Ca, 0.03 parts by mole or more and 0.15 parts by mole or less, Mg, 0.01 parts by mole or more and 0.09 parts by mole or less, R, 2.5 parts by mole or more and 8.4 parts by mole or less; Zr, 0.05 parts by mole or more and 3.00 parts by mole or less: Si, 0.5 parts by mole or more and 4.0 parts by mole or less; and P, 0.005 parts by mole or more and 0.500 parts by mole or less. Ca is in a vicinity of the center of crystal grains contained in the dielectric layers.
    Type: Application
    Filed: July 22, 2022
    Publication date: February 16, 2023
    Inventor: Shinichi YAMAGUCHI
  • Patent number: 11545348
    Abstract: A measurement section (1) performs a mass spectrometric analysis for each micro area within a measurement area on a sample. A dimension reduction processor (23) performs data processing by non-linear dimension reduction using manifold learning on mass spectrometric data for each micro area, to obtain, for each micro area, a set of data reduced to three dimensions from the dimensions corresponding to the number of mass-to-charge-ratio values. A display color determiner (24) determines a color for each of the points corresponding to the data of the micro areas after the dimension reduction, by arranging those points within a three-dimensional space having three axes representing the three dimensions, with three primary colors respectively assigned to the three axes.
    Type: Grant
    Filed: February 12, 2021
    Date of Patent: January 3, 2023
    Assignee: SHIMADZU CORPORATION
    Inventor: Shinichi Yamaguchi
  • Patent number: 11512977
    Abstract: A redundant resolver is configured of a stator and a rotor that form a pair, wherein the rotor is a rotor with a shaft angle multiplier of Nx having Nx (Nx is a natural number) salient poles, the stator is such that n teeth T1 to Tn, where n is a natural number, are disposed sequentially in a circumferential direction, configuring M systems by being divided into M in the circumferential direction, and having an angle of 360/M degrees when angles of the teeth configuring one system are totaled, a one-phase excitation winding and a two-phase output winding are wound around each of the teeth T1 to Tn, excitation signals of the same frequency are applied by differing excitation circuits to the respective excitation windings, an output order per system is Nout (Nout is a natural number), and an abnormality is detected based on output signals of the M systems.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: November 29, 2022
    Assignee: Mitsubishi Electric Cornoration
    Inventors: Hiroko Ikeda, Yuji Takizawa, Kazumasa Ito, Shinichi Yamaguchi, Toshihiro Matsunaga, Yosuke Sugino
  • Publication number: 20220359176
    Abstract: An analysis device collects data by performing a predetermined analysis on each specimen and processes the data.
    Type: Application
    Filed: September 13, 2019
    Publication date: November 10, 2022
    Applicant: SHIMADZU CORPORATION
    Inventor: Shinichi YAMAGUCHI
  • Patent number: 11469087
    Abstract: Imaging mass spectrometry section (100) performs a mass spectrometric analysis at each of the micro areas set within a measurement area on a target sample, and acquires a graphical image showing a signal-intensity distribution at a specific mass-to-charge ratio or mass-to-charge-ratio range. Quantitative analysis section (300) determines a quantitative value using an analysis result obtained by performing an analysis on the sample collected from each predetermined site within the measurement area of the target sample, using a predetermined analytical technique exhibiting a higher level of quantitative determination performance than the mass spectrometric analysis.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: October 11, 2022
    Assignee: SHIMADZU CORPORATION
    Inventors: Shinichi Yamaguchi, Takushi Yamamoto
  • Publication number: 20220301820
    Abstract: A charged particle emission device includes a pre-emission state detector configured to detect a pre-emission charged state which is a charged state of the charged object before charged particles are emitted, an emission time generator configured to generate an emission time based on a past emission time of charged particles and a charged state of the charged object after the emission, emission processor circuitry configured to emit charged particles to the charged object which is in the pre-emission charged state based on the generated emission time, a post-emission state detector configured to detect a post-emission charged state which is a charged state of the charged object after the charged particles are emitted, machine learning processor circuitry configured to cause a machine learning model to learn a correspondence among the pre-emission charged state, the post-emission charged state, and the emission time generated by the emission time generator.
    Type: Application
    Filed: June 8, 2022
    Publication date: September 22, 2022
    Applicants: SHISHIDO ELECTROSTATIC, LTD., NATIONAL UNIVERSITY CORPORATION, IWATE UNIVERSITY
    Inventors: Katsuyuki TAKAHASHI, Chyon Hae KIM, Koichi TAKAKI, Katsuya KUBO, Yuki KANETA, Shinichi YAMAGUCHI, Isao HIYOSHI, Ryuichi TAKEUCHI, Hidemi NAGATA
  • Publication number: 20220301819
    Abstract: A charged particle emission device includes a pre-emission state detector configured to detect a pre-emission charged state which is a charged state of a charged object before the charged particles are emitted, a learned model configured to receive a charged state of a charged object and a control parameter related to a control amount used for control of the charged particles to be emitted to the charged object to generate an estimated charged state which is a charged state of the charged object after the charged particles are controlled under the control parameter and emitted, an estimated charged state generator configured to input the pre-emission charged state and a plurality of control parameters to the learned model to generate a plurality of estimated charged states corresponding to the pre-emission charged state and the plurality of control parameters.
    Type: Application
    Filed: June 8, 2022
    Publication date: September 22, 2022
    Applicants: SHISHIDO ELECTROSTATIC, LTD., NATIONAL UNIVERSITY CORPORATION, IWATE UNIVERSITY
    Inventors: Katsuyuki TAKAHASHI, Chyon Hae KIM, Koichi TAKAKI, Katsuya KUBO, Yuki KANETA, Shinichi YAMAGUCHI, Isao HIYOSHI, Ryuichi TAKEUCHI, Hidemi NAGATA
  • Patent number: 11411445
    Abstract: A permanent-magnet synchronous motor and an electric power steering device are driven by a first system including a first armature winding and a first control apparatus and by a second system including a second armature winding and a second control apparatus and are configured in such a way that if one system fails, driving by the one system is stopped but the driving is continued by the other system.
    Type: Grant
    Filed: September 7, 2017
    Date of Patent: August 9, 2022
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yuji Takizawa, Hiroko Ikeda, Kazumasa Ito, Shinichi Yamaguchi, Yu Hirotani, Satoru Akutsu
  • Patent number: 11380532
    Abstract: In an imaging mass spectrometer for analyzing the same kind of samples using results of imaging mass spectrometric analysis performed on those samples, a measurement section (1) acquires mass spectrometric data by performing an analysis on each of the micro areas on a sample. A region-of-interest setter (32) sets an ROI on each sample, and divides each ROI into the same number of subregions each including the micro areas so that the subregions correspond to each other on the samples respectively covering roughly identical sites on the samples. An individual-index-value calculator (33) calculates an individual index value for each subregion, using mass spectrometric data acquired at the micro areas in the subregion, the individual index value reflecting a similarity or difference among the samples in terms of a degree of expression of each m/z value.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: July 5, 2022
    Assignee: SHIMADZU CORPORATION
    Inventor: Shinichi Yamaguchi
  • Publication number: 20220189751
    Abstract: An imaging mass spectrometer includes an analysis executing section that executes MSn analysis (n?2) for a target component on each of a plurality of micro regions set in a two-dimensional or three-dimensional measurement region on a sample to collect data; a product ion extracting section that extracts product ions observed in the sample based on at least a part of the data collected by the analysis executing section; a two-dimensional distribution image creating section that creates a two-dimensional distribution image based on data of precursor ions and two-dimensional distribution images based on data of the product ions at the time of the MSn analysis; and a distribution relationship visualization section that examines a relationship of the two-dimensional distribution images of the precursor ions and the product ions, creates a figure or graph indicating an inclusion relationship of the two-dimensional distribution images, and displays the figure or graph.
    Type: Application
    Filed: April 24, 2019
    Publication date: June 16, 2022
    Applicant: SHIMADZU CORPORATION
    Inventor: Shinichi YAMAGUCHI
  • Publication number: 20220172936
    Abstract: An imaging mass spectrometer according to one aspect of the present invention includes an analysis executing section (1) configured to collect data by executing predetermined analysis on each of a plurality of micro regions set in a two-dimensional measurement region (50) on a sample (50) or a three-dimensional measurement region in the sample; a first image creating section (21) that uses the data obtained by the analysis executing section (1) to create one or a plurality of first distribution images each reflecting a distribution of one or a plurality of specific components included in the sample (50); a formula storage section (23) that stores, as a formula, a chemical reaction formula including at least the one or a plurality of specific components as elements, or a calculation formula including an amount of the specific component as element; a signal value calculating section (25) that calculates different signal values from the signal values in the micro regions constituting the one or the plurality of
    Type: Application
    Filed: April 24, 2019
    Publication date: June 2, 2022
    Applicant: SHIMADZU CORPORATION
    Inventor: Shinichi YAMAGUCHI
  • Publication number: 20220172937
    Abstract: An imaging mass spectrometer includes an analysis executing section that executes MSn analysis for a target component on each of a plurality of micro regions set within a two-dimensional measurement region on a sample to collect data; an ion selecting section that selects a plurality of kinds of product ions derived from, or assumed to be derived from, the target component based on at least a part of the data collected by the analysis executing section; and a distribution image creating section that determines, using signal strength of each of the kinds of product ions in each micro region within the measurement region. a small region in which all of the kinds of product ions are detected or a small region assumed to have high reliability that all of the kinds of product ions are derived from the target component, and creates a distribution image visualizing the small region.
    Type: Application
    Filed: April 24, 2019
    Publication date: June 2, 2022
    Applicant: SHIMADZU CORPORATION
    Inventor: Shinichi YAMAGUCHI
  • Patent number: 11329525
    Abstract: Provided is a rotating electric machine, including: a stator including: an annular core back; and a plurality of teeth projecting in a radial direction from the core back and being arranged in a circumferential direction, the plurality of teeth having slots each formed between the plurality of teeth adjacent to each other in the circumferential direction; and a rotor including: an annular rotor core which is arranged coaxially with the stator through a magnetic gap; and a plurality of magnetic poles arranged on the rotor core in the circumferential direction, wherein the rotor core includes a plurality of segment cores formed by dividing the rotor core in the circumferential direction with at division surfaces, and wherein the number of segments of the rotor core is different from a divisor and a multiple of the greatest common divisor of the number of poles of the rotor and the number of slots.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: May 10, 2022
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Kodai Okazaki, Ryuichi Takiguchi, Shinichi Yamaguchi, Tomoya Uchimura, Shunta Kashima, Takashi Umeda
  • Patent number: 11282686
    Abstract: A user enters structures of a plurality of metabolite candidates contained in a sample. A dissociation pattern predictor predicts a dissociation pattern for each metabolite candidate. An MS/MS spectrum estimator estimates an MS/MS spectrum and stores it in a teaching data storage. An imaging mass spectrometry unit acquires measured MS/MS spectra for each measurement point within a measurement range on a sample by performing an MS/MS analysis in which a precursor ion based on mass information of each metabolite candidate is used as an analysis target. A multivariate analysis processor performs a multivariate analysis in which the peak information based on the MS/MS spectra stored in the teaching data storage is used as teaching data, to classify measured MS/MS spectra at each measurement point into a plurality of metabolite candidates. Based on the classification result, a spatial distribution creator creates an image showing a spatial distribution for each metabolite candidate.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: March 22, 2022
    Assignee: SHIMADZU CORPORATION
    Inventor: Shinichi Yamaguchi
  • Patent number: 11282683
    Abstract: A reference image data input section reads, from a Raman spectroscopic analyzer, a set of data constituting a Raman spectroscopic imaging graphic for a target sample. An ROI specification processor) displays a Raman spectroscopic imaging graphic based on those data on a display unit. An operator viewing the image operates an input unit to set a plurality of ROIs. Then, the ROI specification processor determines position information of the ROIs. An analysis processor extracts the data of measurement points corresponding to the set ROIs from MS imaging data acquired by an analysis performed by an imaging mass spectrometry unit for the same target sample. The processor also calculates an average mass spectrum from the data of a large number of measurement points for each ROI, and performs a multivariate analysis on the plurality of average mass spectrum data to compare the ROIs with each other or divide them into groups.
    Type: Grant
    Filed: February 5, 2018
    Date of Patent: March 22, 2022
    Assignee: SHIMADZU CORPORATION
    Inventor: Shinichi Yamaguchi
  • Patent number: 11276566
    Abstract: An image creator (33) creates an optical image and a mass spectrometric (MS) image for each m/z for a measurement area on the same sample, and an image alignment processor (34) equalizes resolutions and aligns the images. A regression analysis executer (35) performs partial least squares regression (PLS) to create a regression model, using a matrix based on the MS imaging data as an explanatory variable and a matrix, which has a luminance value for each pixel as an element and has been created from the optical image, as an explained variable. An image creator (33) applies the explanatory variable, that is, a signal intensity value for each mass-to-charge ratio value in each pixel of the MS imaging data, to the regression model to create an estimation image. A display processor (39) displays a reference image and the estimation image on a screen of a display unit (5). Thus, an operator can confirm the degree of similarity in distribution between the MS image and the optical image.
    Type: Grant
    Filed: May 30, 2018
    Date of Patent: March 15, 2022
    Assignee: SHIMADZU CORPORATION
    Inventor: Shinichi Yamaguchi
  • Patent number: 11264880
    Abstract: A permanent magnet motor includes a rotor having a field pole of a rotor core, wherein the field pole has a radius smaller than an arc centered on a shaft of the rotor, a multiple of slits are formed in the field pole, the multiple of slits are disposed so that an interval between a first central line positioned between a multiple of the slits and a second central line positioned between a neighboring multiple of the slits increases as the first central line and the second central line head toward an outer peripheral side of the rotor core, and of the multiple of slits of the field pole, a first slit disposed in a central position of the field pole, and a second slit and a third slit disposed on either side of the first slit, are disposed within 20% of a circumferential direction width of the permanent magnet.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: March 1, 2022
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yuji Takizawa, Hiroko Ikeda, Shinichi Yamaguchi, Yu Hirotani, Masafumi Okazaki, Satoru Akutsu
  • Publication number: 20220059331
    Abstract: An analysis operator checks an optical microscopic image obtained with an imaging mass microscope and indicates a color characteristic of an area which the analysis operator is focusing on. An optical microscopic image feature extractor calculates luminance distribution data in the indicated color. An image position adjustment processor performs a position adjustment process on a luminance distribution image derived from the optical microscopic image and an MS imaging graphic, while a resolution adjuster equalizes their spatial resolutions. A statistical analysis processor calculates a coefficient of spatial correlation between the luminance distribution image and the MS imaging graphic for each mass-to-charge ratio. Based on the calculated correlation coefficients, an analysis result display processor extracts a mass-to-charge ratio which shows an ion intensity distribution similar to the luminance distribution image. and displays it on a display unit.
    Type: Application
    Filed: November 3, 2021
    Publication date: February 24, 2022
    Applicant: SHIMADZU CORPORATION
    Inventor: Shinichi YAMAGUCHI
  • Publication number: 20220051884
    Abstract: An imaging mass spectrometer includes: a storage configured to acquire and store data constituting a first imaging graphic indicating an ion intensity distribution in a specific one or plurality of m/z or m/z ranges based on data obtained by mass spectrometry for a sample; a Raman imaging data acquisition unit configured to acquire and store data constituting one or plurality of second imaging graphics obtained by Raman analysis that is a type different from mass spectrometry for the sample; a signal intensity normalization processor configured to perform data conversion processing of normalizing signal intensity in one or plurality of first and second imaging graphics; an adjustment processor configured to perform data processing of aligning spatial resolutions of the one or plurality of first and second imaging graphics; and a statistical analysis processor configured to execute statistical analysis processing on images and to classify the first and second imaging graphics.
    Type: Application
    Filed: February 14, 2019
    Publication date: February 17, 2022
    Applicant: SHIMADZU CORPORATION
    Inventor: Shinichi YAMAGUCHI