Patents by Inventor Tomohiko Hasegawa

Tomohiko Hasegawa 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: 11921140
    Abstract: There is provided a test apparatus that measures transmission characteristics or reception characteristics of a DUT having an antenna under test, and includes an anechoic box, a posture changeable mechanism 56, a first test antenna 6a and a second test antenna 6b, for measuring the transmission characteristics or the reception characteristics of the DUT, a reflector that reflects a radio signal radiated by the first test antenna and converts the radio signal into a plane wave radio signal, and a movable antenna mechanism 60 that moves a position of the second test antenna such that the radio signal is transmitted to or received from the DUT installed in a far field at a plurality of angles of arrival, with reference to a radio-wave arrival direction from the first test antenna.
    Type: Grant
    Filed: May 16, 2022
    Date of Patent: March 5, 2024
    Assignee: ANRITSU CORPORATION
    Inventors: Tomohiko Maruo, Hiroshi Hasegawa
  • Publication number: 20230112744
    Abstract: A lithium iron complex oxide is represented by Li5FeO4, two peaks with different quadrupole splitting values (QS) analyzed using 57Fe Mössbauer spectroscopy are shown, one of the two peaks, a peak A, satisfies QS>0, and the other one of the two peaks, a peak B, satisfies QS=0.
    Type: Application
    Filed: January 7, 2022
    Publication date: April 13, 2023
    Applicant: TDK CORPORATION
    Inventors: Tomohiko HASEGAWA, Kosuke SATO, Hiroki KARISYUKU, Takashi MORI
  • Patent number: 11594730
    Abstract: An electrode and a lithium ion secondary battery having excellent cycle characteristics in a high temperature environment are provided. An electrode includes: an active material layer including an active material, a conductive assistant, and a binder, wherein the active material contains active material particles containing a lithium transition metal oxide as a main component, and the active material particles each include a core part having a space group of R-3m and a covering part having a space group of Fm-3m configured to cover at least part of an outer circumferential portion of the core part.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: February 28, 2023
    Assignee: TDK CORPORATION
    Inventors: Keitaro Otsuki, Akinobu Nojima, Tomohiko Hasegawa
  • Publication number: 20220311008
    Abstract: The lithium ion secondary battery includes: a positive electrode; a negative electrode; a separator disposed between the positive electrode and the negative electrode; and an electrolytic solution, in which the positive electrode has a metal foil and a positive electrode active material layer provided on the metal foil, a plurality of voids are formed on the positive electrode active material layer, and a transition metal oxide having an average particle size of 10 nm or more and 500 nm or less is provided on an inner wall portion of the voids, on which the voids and the electrolytic solution are in contact with each other.
    Type: Application
    Filed: March 24, 2022
    Publication date: September 29, 2022
    Applicant: TDK CORPORATION
    Inventors: Tomohiko HASEGAWA, Kosuke SATO, Hiroki KARISYUKU, Tomohide SHIRANE, Takashi MORI
  • Patent number: 11335955
    Abstract: A non-aqueous electrolyte for a lithium ion secondary battery capable of improving rate characteristics, and the lithium ion secondary battery using the same. The non-aqueous electrolyte for the lithium ion secondary battery includes a carboxylic acid ester and 2.0×10?6 to 3.0×10?3 mol/L of halide ion other than fluoride ion.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: May 17, 2022
    Assignee: TDK CORPORATION
    Inventors: Tomohiko Hasegawa, Hirofumi Kakuta, Yusuke Kume
  • Publication number: 20210305563
    Abstract: An electrode and a lithium ion secondary battery having excellent cycle characteristics in a high temperature environment are provided. An electrode includes: an active material layer including an active material, a conductive assistant, and a binder, wherein the active material contains active material particles containing a lithium transition metal oxide as a main component, and the active material particles each include a core part having a space group of R-3m and a covering part having a space group of Fm-3m configured to cover at least part of an outer circumferential portion of the core part.
    Type: Application
    Filed: March 25, 2021
    Publication date: September 30, 2021
    Applicant: TDK CORPORATION
    Inventors: Keitaro OTSUKI, Akinobu NOJIMA, Tomohiko HASEGAWA
  • Patent number: 10884737
    Abstract: An image processing device includes: a controller; and memory storing instructions that, when executed by the controller, cause the controller to perform operations including: acquiring target image data, in which a target image based on the target image data includes a plurality of partial images including a barcode; specifying the barcode in the target image; deciding a first direction being a direction perpendicular to bars making at least one specified barcode; specifying a blank range where the partial image is not positioned in the first direction and an object range where the partial image is positioned in the first direction; separating the target image to one or more separated target images in accordance with the specified blank range and the specified object range, the separated target image including the object range and excluding the blank range; and outputting image data corresponding to the separated target images.
    Type: Grant
    Filed: April 23, 2019
    Date of Patent: January 5, 2021
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Yoshifumi Kajikawa, Tomohiko Hasegawa
  • Patent number: 10706578
    Abstract: A non-transitory computer-readable medium stores a program. The program causes the computer to: acquire photographed image data which is generated by photographing, in an imaging apparatus, a photographed object indicating multiple reference points; acquire pieces of position information which indicate positions of the multiple reference points in the photographed image; map pieces of relative information to the respective reference points by analyzing relative positional relations between the multiple reference points in accordance with a first method; map the pieces of relative information to the respective reference points by analyzing relative positional relations between the multiple reference points in accordance with a second method; and determine a certain reference point as a reference point to be excluded, in a case that a first mapping relation is different from a second mapping relation.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: July 7, 2020
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Akidi Yoshida, Tomohiko Hasegawa
  • Publication number: 20200112060
    Abstract: A non-aqueous electrolyte for a lithium ion secondary battery capable of improving rate characteristics, and the lithium ion secondary battery using the same. The non-aqueous electrolyte for the lithium ion secondary battery includes a carboxylic acid ester and 2.0×10?6 to 3.0×10?3 mol/L of halide ion other than fluoride ion.
    Type: Application
    Filed: September 14, 2018
    Publication date: April 9, 2020
    Applicant: TDK CORPORATION
    Inventors: Tomohiko HASEGAWA, Hirofumi KAKUTA, Yusuke KUME
  • Patent number: 10535140
    Abstract: An image processing apparatus includes a controller configured to control an image scanner to generate scanned data by scanning an image recorded on a document sheet, calculate an edge intensity of each of pixels included in the scanned data, determine a binarization threshold from pixel values of particular pixels, the particular pixels being a part of the pixels included in the scanned data, each particular pixel having a density value higher than density values of surrounding pixels thereof and having an edge intensity equal to or higher than an edge threshold, and generate a binary image from the scanned data, using the binarization threshold.
    Type: Grant
    Filed: November 28, 2017
    Date of Patent: January 14, 2020
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Toshiki Motoyama, Tomohiko Hasegawa
  • Patent number: 10498907
    Abstract: A medium stores a program. The program causes a computer to: acquire relative area information which at least indicates a relative position of a reference area relative to a reference document and a relative size of the reference area relative to a size of the reference document; acquire target image data which indicates a target image including a document; identify a target area in the target image by use of the target image data, the target area being in the relative position, which is indicated by the relative area information, relative to the target image, the target area having the relative size, which is indicated by the relative area information, relative to the size of the target image; analyze an area, in the target image, including the target area; and output image data based on the target image data.
    Type: Grant
    Filed: December 26, 2017
    Date of Patent: December 3, 2019
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Tomohiko Hasegawa, Akidi Yoshida, Ryohei Ozawa
  • Publication number: 20190332377
    Abstract: An image processing device includes: a controller; and memory storing instructions that, when executed by the controller, cause the controller to perform operations including: acquiring target image data, in which a target image based on the target image data includes a plurality of partial images including a barcode; specifying the barcode in the target image; deciding a first direction being a direction perpendicular to bars making at least one specified barcode; specifying a blank range where the partial image is not positioned in the first direction and an object range where the partial image is positioned in the first direction; separating the target image to one or more separated target images in accordance with the specified blank range and the specified object range, the separated target image including the object range and excluding the blank range; and outputting image data corresponding to the separated target images.
    Type: Application
    Filed: April 23, 2019
    Publication date: October 31, 2019
    Inventors: Yoshifumi KAJIKAWA, Tomohiko HASEGAWA
  • Patent number: 10460421
    Abstract: An image processing apparatus configured having processor and a memory and configured to perform: calculating a size ratio between an inscribed figure inscribed in a composition target area in a template image and an area determined based on an object in a target image; setting a first area including the object to the target image based on the size ratio; and generating a composited image in which an image in the first area whose size has been adjusted based on the size ratio is composited in the composition target area, wherein the first area is set such that, when the image in the first area is superimposed on the composition target area, the object contacts with the inscribed figure and an outer edge of the first area matches a circumscribed figure circumscribed to the composition target area.
    Type: Grant
    Filed: August 22, 2014
    Date of Patent: October 29, 2019
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventor: Tomohiko Hasegawa
  • Patent number: 10290866
    Abstract: Stabilized lithium powder according to an embodiment of this disclosure includes powder particles satisfying a relation of C?0.90, where C represents average circularity of the powder particles. And a lithium secondary battery according to an embodiment of this disclosure comprises a negative electrode doped with lithium from the stabilized lithium powder for a lithium ion second battery according to an embodiment of this disclosure, a positive electrode, and an electrolyte.
    Type: Grant
    Filed: October 5, 2015
    Date of Patent: May 14, 2019
    Assignee: TDK CORPORATION
    Inventors: Tomohiko Hasegawa, Masahiro Tsuchiya, Atsushi Sano
  • Patent number: 10263250
    Abstract: Stabilized lithium powder according to an embodiment of this disclosure includes lithium particles. Each lithium particle includes an inorganic compound on a surface thereof, the inorganic compound contains lithium hydroxide, and the lithium hydroxide is contained by 2.0 wt% or less relative to the entire stabilized lithium powder.
    Type: Grant
    Filed: October 5, 2015
    Date of Patent: April 16, 2019
    Assignee: TDK CORPORATION
    Inventors: Masahiro Tsuchiya, Tomohiko Hasegawa, Kazuya Kai, Atsushi Sano
  • Patent number: 10237432
    Abstract: A program stored in a non-transitory computer-readable medium causes an image processing apparatus to execute: read image data acquisition processing of acquiring read image data which is generated by optically reading a document and represents a read image including the document; line identification processing of identifying candidate lines which are candidates of lines representing edges of the document through analysis of the read image; and document information identification processing of identifying document information including at least one of a candidate line which represents at least a part of the edges of the document in the read image and an inclination of the document relative to the read image, by using a reference line formed from at least one of the candidate lines identified.
    Type: Grant
    Filed: December 26, 2017
    Date of Patent: March 19, 2019
    Assignee: Brother Kogyo Kabushiki Kaisha
    Inventors: Akidi Yoshida, Tomohiko Hasegawa
  • Publication number: 20190005676
    Abstract: A non-transitory computer-readable medium stores a program. The program causes the computer to: acquire photographed image data which is generated by photographing, in an imaging apparatus, a photographed object indicating multiple reference points; acquire pieces of position information which indicate positions of the multiple reference points in the photographed image; map pieces of relative information to the respective reference points by analyzing relative positional relations between the multiple reference points in accordance with a first method; map the pieces of relative information to the respective reference points by analyzing relative positional relations between the multiple reference points in accordance with a second method; and determine a certain reference point as a reference point to be excluded, in a case that a first mapping relation is different from a second mapping relation.
    Type: Application
    Filed: March 27, 2018
    Publication date: January 3, 2019
    Inventors: Akidi YOSHIDA, Tomohiko HASEGAWA
  • Patent number: 10061547
    Abstract: A relay device may receive first information and second information from the image processing device. The relay device may select one of a first processing and a second processing based on at least one of the received first information and the received second information. The relay device may send, to an image processing device, first instruction information causing the image processing device to execute the first processing when the first processing is selected. The relay device may send, to the image processing device, second instruction information causing the image processing device to execute the second processing when the second processing is selected. The relay device may receive the first image data according to the first instruction information or the second instruction information. The relay device may generate second image data by executing the selected image processing on the first image data that has been received.
    Type: Grant
    Filed: September 29, 2015
    Date of Patent: August 28, 2018
    Assignee: BROTHER KOGYO KABUSHIKI KAISHA
    Inventors: Ken Saito, Tomohiko Hasegawa
  • Publication number: 20180241085
    Abstract: A nonaqueous electrolytic solution contains an additive selected from monofluorophosphate salts or difluorophosphate salts, and a Group 5 element. In the nonaqueous electrolytic solution, the Group 5 element may have a content in a range of 1×10?6 to 3×10?3 mol/L. The Group 5 element may be vanadium.
    Type: Application
    Filed: February 9, 2018
    Publication date: August 23, 2018
    Applicant: TDK CORPORATION
    Inventor: Tomohiko HASEGAWA
  • Publication number: 20180241041
    Abstract: A lithium ion secondary battery includes: a positive electrode; a negative electrode; a separator positioned between the positive electrode and the negative electrode; and an electrolyte. The positive electrode includes a lithium vanadium compound expressed by Lia(M)b(PO4)c(where M=VO or V, and 0.9?a?3.3, 0.9 ?b?2.2, and 0.9?e?3.3), and the electrolyte includes an additive selected from monofluorophosphate salts and difluorophosphate salts.
    Type: Application
    Filed: February 9, 2018
    Publication date: August 23, 2018
    Applicant: TDK CORPORATION
    Inventor: Tomohiko HASEGAWA