Patents by Inventor Hiroyuki Tomita

Hiroyuki Tomita 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: 11555005
    Abstract: A fluorine-containing ether compound according to the present invention is a fluorine-containing ether compound represented by the following General Formula (1).
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: January 17, 2023
    Assignee: SHOWA DENKO K.K.
    Inventors: Naoya Fukumoto, Ryuuta Miyasaka, Hiroyuki Tomita, Michio Seri, Naoko Ito, Katsumi Murofushi
  • Publication number: 20220404439
    Abstract: An information processing device and a magnetic sensor system are provided, in which accuracy of frequency measurement is less likely to deteriorate even though the frequency of output signals outputted from the magnetic sensor increases, and which have detection limits for high frequency measurement even with a minute frequency change rate. An information processing device 120 includes: an obtaining part 31 obtaining an output signal outputted by a magnetic sensor and oscillating at a frequency determined in response to strength of a magnetic field; a frequency determination part 32 utilizing interference between the output signal and a reference signal with a reference frequency, which is a frequency used as a reference, to determine the frequency of the output signal; and a magnetic field calculation part 40 calculating the strength of the magnetic field based on the determined frequency of the output signal.
    Type: Application
    Filed: June 21, 2022
    Publication date: December 22, 2022
    Applicant: SHOWA DENKO K.K.
    Inventor: Hiroyuki TOMITA
  • Patent number: 11524649
    Abstract: A vehicle seat includes: a seat cushion in which a front panel extends between front parts of right and left side frames and a front rod extends between the front parts of the right and left side frames at a position rearward of the front panel in a longitudinal direction of a vehicle; a cushion airbag device mounted in a front part of the seat cushion and configured to inflate and deploy a cushion airbag when a frontal collision of the vehicle occurs; and a bag support fixed to the front rod, the cushion airbag being fixed to the bag support at a position rearward of the front rod in the longitudinal direction of the vehicle.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: December 13, 2022
    Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, TOYOTA BOSHOKU KABUSHIKI KAISHA, TOYODA GOSEI CO., LTD.
    Inventors: Mitsuyoshi Ohno, Hiroyuki Tomita, Satoshi Nonoyama, Takashi Iida, Shigemi Mase, Yusuke Kojima, Masashi Hotta
  • Patent number: 11514945
    Abstract: A lubricant for a magnetic recording medium capable of forming a lubricant layer having excellent adhesion to a protective layer is provided. A lubricant for a magnetic recording medium contains a fluorine-containing ether compound in which a group having an ethylenic carbon-carbon double bond is disposed at one or both terminals of a perfluoroalkyl polyether chain. It is preferable that the group having the ethylenic carbon-carbon double bond is disposed at one terminal of the perfluoroalkyl polyether chain, and a hydroxyl group is disposed at other terminal. It is preferable that the lubricant for a magnetic recording medium contains a compound in which one or more functional groups selected from a hydroxyl group, an amino group, an amido group and a carboxyl group is disposed at one or both terminals of a perfluoroalkyl polyether chain.
    Type: Grant
    Filed: February 20, 2018
    Date of Patent: November 29, 2022
    Assignee: SHOWA DENKO K.K.
    Inventors: Hiroyuki Tomita, Hiroko Hattori, Naoya Fukumoto, Ryuuta Miyasaka, Naoko Ito, Ichiro Ota, Katsumi Murofushi
  • Publication number: 20220342178
    Abstract: A focus adjustment control apparatus is provided which includes: a focus detection unit that calculates an evaluation value with regard to contrast of an image via an optical system to detect a focus adjustment state of the optical system; an acquisition unit that acquires from a lens barrel at least one of a maximum value and a minimum value of an image plane movement coefficient that represents correspondence relationship between a movement amount of a focus adjustment lens included in the optical system and a movement amount of an image plane; and a control unit that uses at least one of the maximum value and the minimum value of the image plane movement coefficient to determine a drive speed for the focus adjustment lens when the focus detection unit detects the focus adjustment state.
    Type: Application
    Filed: July 11, 2022
    Publication date: October 27, 2022
    Applicant: NIKON CORPORATION
    Inventors: Hiroyuki TOMITA, Toshiaki MAEDA
  • Patent number: 11475388
    Abstract: A server device for generating and outputting work management information of at least one carrier. The server device comprises a storage device for storing a program for generating work management information, and a controller for reading the program from the storage device and generating work management information by executing the program. The controller performs: a process of acquiring position information about at least one carrier; a process of generating, based on the position information, work type information indicating whether the carrier is performing a predetermined work or moving; a process of calculating a required time for each work type information item of the carrier; a process of comparing the required time for each work type information item and extracting a work element with low work efficiency based on a first rule concerning required time; and a process of outputting the extracted work element with low work efficiency.
    Type: Grant
    Filed: January 22, 2020
    Date of Patent: October 18, 2022
    Assignee: HITACHI CONSTRUCTION MACHINERY CO., LTD.
    Inventors: Isao Karube, Hidehiro Iizuka, Masami Kamibayashi, Ryota Niizeki, Kunitsugu Tomita, Hiroshi Watanabe, Hiroyuki Adachi
  • Patent number: 11474325
    Abstract: A focus adjustment control apparatus is provided which includes: a focus detection unit that calculates an evaluation value with regard to contrast of an image via an optical system to detect a focus adjustment state of the optical system; an acquisition unit that acquires from a lens barrel at least one of a maximum value and a minimum value of an image plane movement coefficient that represents correspondence relationship between a movement amount of a focus adjustment lens included in the optical system and a movement amount of an image plane; and a control unit that uses at least one of the maximum value and the minimum value of the image plane movement coefficient to determine a drive speed for the focus adjustment lens when the focus detection unit detects the focus adjustment state.
    Type: Grant
    Filed: April 22, 2019
    Date of Patent: October 18, 2022
    Assignee: NIKON CORPORATION
    Inventors: Hiroyuki Tomita, Toshiaki Maeda
  • Publication number: 20220328818
    Abstract: Provided is a non-aqueous electrolyte secondary battery using a spinel-type manganese-containing composite oxide, in which the capacity deterioration in repeated charging and discharging at a high temperature is suppressed. A non-aqueous electrolyte secondary battery disclosed herein includes a positive electrode, a negative electrode, and a non-aqueous electrolytic solution. The positive electrode includes a positive electrode active material layer containing a positive electrode active material. The positive electrode active material includes a lithium composite oxide having a spinel-type crystal structure and including Mn. The positive electrode active material layer includes 0.05% by mass or more and 1.0% by mass or less of phosphonic acid with respect to the positive electrode active material. The negative electrode includes a negative electrode active material layer containing a negative electrode active material. The negative electrode active material is graphite.
    Type: Application
    Filed: April 11, 2022
    Publication date: October 13, 2022
    Inventors: Hiroyuki YAMAGUCHI, Masataka TOMITA
  • Publication number: 20220328819
    Abstract: Provided is a non-aqueous electrolyte secondary battery using a spinel-type manganese-containing composite oxide, in which the capacity deterioration in repeated charging and discharging at a high temperature is suppressed. A non-aqueous electrolyte secondary battery disclosed herein includes a positive electrode, a negative electrode, and a non-aqueous electrolytic solution. The positive electrode includes a positive electrode active material layer containing a positive electrode active material. The positive electrode active material includes a lithium composite oxide having a spinel-type crystal structure and including Mn. The positive electrode active material layer includes 0.05% by mass or more and 1.0% by mass or less of orthophosphoric acid with respect to the positive electrode active material. The negative electrode includes a negative electrode active material layer containing a negative electrode active material. The negative electrode active material is graphite.
    Type: Application
    Filed: April 11, 2022
    Publication date: October 13, 2022
    Inventors: Hiroyuki YAMAGUCHI, Masataka TOMITA
  • Publication number: 20220326621
    Abstract: A lamp having a fin provided in a periphery of a metal base. The fin includes a first surface close to a bright spot of a light-emitting tube and a second surface far from the bright spot on an opposite side of the first surface. A distance between a first inner edge of the first surface and a bright spot plane as a plane orthogonal to a center axis of the metal base including the bright spot is shorter than a distance between the bright spot plane and a first outer edge of the first surface. A distance between the first inner edge and the first outer edge of the first surface is not shorter than a distance between a second inner edge and a second outer edge of the second surface.
    Type: Application
    Filed: March 25, 2022
    Publication date: October 13, 2022
    Inventors: Hiroyuki Tomita, Mizuma Murakami
  • Publication number: 20220319081
    Abstract: A display control method includes receiving, by a first terminal device, operation for selecting a first terminal mode, which is a mode used by the first terminal device, among a plurality of modes designating a range of an image, outputting, by the first terminal device, a first image, which is an image in a first range, designated by the first terminal mode among images generated by the first terminal device, receiving, by a second terminal device, operation for selecting a second terminal mode, which is a mode used by the second terminal device, among the plurality of modes, outputting, by the second terminal device, a second image, which is an image in a second range, designated by the second terminal mode among images generated by the second terminal device, and displaying, by a display device, an image in which the first image and second image are side by side.
    Type: Application
    Filed: March 29, 2022
    Publication date: October 6, 2022
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Kota TAKEUCHI, Hiroyuki ICHIEDA, Kentaro IDE, Kenichiro TOMITA, Tetsuya ASANO
  • Publication number: 20220307063
    Abstract: A method for analyzing a microbiota, comprising (1) dissolving a probe capable of non-specifically interacting with a plurality of microorganisms in a plurality of solvents having different ionic strengths and pH levels, wherein the probe comprises: (a) a cationic polymer and (b) an environment-sensitive fluorophore; (2) adding a test sample containing the microbiota to a plurality of probe solutions prepared in the step (1), thereby microorganisms in the test sample and the probe are interacted non-specifically; (3) measuring fluorescence intensities of the plurality of probe solutions to which the test sample has been added in the step (2); and (4) comparing the pattern of fluorescence intensities obtained in the step (3) with the pattern of fluorescence intensities obtained from a reference sample.
    Type: Application
    Filed: June 24, 2020
    Publication date: September 29, 2022
    Inventors: Shunsuke TOMITA, Ryoji KURITA, Hideyuki TAMAKI, Hiroyuki KUSADA, Naoshi KOJIMA, Sayaka ISHIHARA, Koyomi MIYAZAKI, Isao YUMOTO
  • Publication number: 20220308126
    Abstract: In a magnetic sensor using sensitive circuits sensing magnetic fields by the magnetic impedance effect, a sensitivity-to-noise ratio is improved. A magnetic sensor 10 includes: a sensitive circuit 12A including sensitive parts sensing magnetic fields by magnetic impedance effect; and a sensitive circuit 12B including sensitive parts sensing magnetic fields by magnetic impedance effect, wherein at least a part of current paths of the sensitive circuit 12A and at least a part of current paths of the sensitive circuit 12B overlap in a plan view, and one end portion of the sensitive circuit 12A and one end portion of the sensitive circuit 12B are electrically connected.
    Type: Application
    Filed: March 7, 2022
    Publication date: September 29, 2022
    Applicant: SHOWA DENKO K.K.
    Inventors: Hiroyuki TOMITA, Isao KABE
  • Publication number: 20220308127
    Abstract: A magnetic sensor 10 includes: a non-magnetic substrate 11; a sensitive circuit 12 provided on a surface of the substrate 11 and including a sensitive part 121 sensing a magnetic field by a magnetic impedance effect; a terminal part 13a and a terminal part 13b connected to respective both end portions of the sensitive circuit 12; and a conductive returning member with one end portion being connected to the terminal part 13a, the returning member returning back toward the terminal part 13b.
    Type: Application
    Filed: March 10, 2022
    Publication date: September 29, 2022
    Applicant: SHOWA DENKO K.K.
    Inventors: Isao Kabe, Hiroyuki Tomita
  • Publication number: 20220293928
    Abstract: A nonaqueous electrolyte secondary battery is provided which is suppressed in capacity deterioration upon repeating charging and discharging irrespective of cracks being formed in a lithium manganese oxide particle having a spinel type crystal structure. The nonaqueous electrolyte secondary battery herein disclosed includes a positive electrode, a negative electrode, and a nonaqueous electrolyte. The positive electrode includes a positive electrode active material layer. The positive electrode active material layer includes lithium manganese oxide particles having a spinel type crystal structure as the positive electrode active material. At least a part of the lithium manganese oxide particles has a cracked part. The lithium manganese oxide particles have a coating film on the particle surface including the surface of the cracked part. The coating film contains a P component including a LiMnPO4 component, and a F component.
    Type: Application
    Filed: March 7, 2022
    Publication date: September 15, 2022
    Applicant: PRIME PLANET ENERGY & SOLUTIONS, INC.
    Inventors: Masataka TOMITA, Hiroyuki YAMAGUCHI, Yoshinari MAKIMURA
  • Publication number: 20220293937
    Abstract: Provided is a positive electrode using a spinel-type lithium-manganese-based composite oxide, which can impart, to a non-aqueous electrolyte secondary battery, excellent capacity deterioration resistance upon repeated charging and discharging. The positive electrode disclosed herein includes a positive electrode current collector and a positive electrode active material layer supported by the positive electrode current collector. The positive electrode active material layer includes a lithium-manganese-based composite oxide having a spinel-type crystal structure and including Mn, a lithium-nickel-based composite oxide including Li and Ni, and lithium phosphate.
    Type: Application
    Filed: March 14, 2022
    Publication date: September 15, 2022
    Inventors: Masataka TOMITA, Hiroyuki YAMAGUCHI
  • Publication number: 20220284838
    Abstract: A display control method includes displaying a first small image generated by shrinking a first image generated by an application program, on an actual display provided in an output device, receiving an operation on the first small image, drawing, on a virtual display, a second image generated by the application program executing processing corresponding to the operation on the first small image, displaying the second image drawn on the virtual display, using a display device, and displaying a second small image generated by shrinking the second image, on the actual display.
    Type: Application
    Filed: March 4, 2022
    Publication date: September 8, 2022
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Kota TAKEUCHI, Hiroyuki ICHIEDA, Kenichiro TOMITA, Kentaro IDE, Tetsuya ASANO, Toshiki FUJIMORI
  • Publication number: 20220286598
    Abstract: A lens barrel of the invention includes: an imaging optical system including a focus adjustment lens; a driver that drives the focus adjustment lens in a direction of an optical axis; a transceiver that transmits and receives a signal to and from a camera body; and a controller that controls the transceiver to repeatedly transmit a first image plane transfer coefficient which is determined in correspondence with a position of the focus adjustment lens included in the imaging optical system and a second image plane transfer coefficient which does not depend on the position of the focus adjustment lens to the camera body at a predetermined interval, and, when the controller repeatedly transmits the second image plane transfer coefficient to the camera body, the controller varies the second image plane transfer coefficient over time.
    Type: Application
    Filed: May 24, 2022
    Publication date: September 8, 2022
    Applicant: NIKON CORPORATION
    Inventor: Hiroyuki TOMITA
  • Patent number: 11428897
    Abstract: A focus adjustment control apparatus is provided which includes: a focus detection unit that calculates an evaluation value with regard to contrast of an image via an optical system to detect a focus adjustment state of the optical system; an acquisition unit that acquires from a lens barrel at least one of a maximum value and a minimum value of an image plane movement coefficient that represents correspondence relationship between a movement amount of a focus adjustment lens included in the optical system and a movement amount of an image plane; and a control unit that uses at least one of the maximum value and the minimum value of the image plane movement coefficient to determine a drive speed for the focus adjustment lens when the focus detection unit detects the focus adjustment state.
    Type: Grant
    Filed: April 22, 2019
    Date of Patent: August 30, 2022
    Assignee: NIKON CORPORATION
    Inventors: Hiroyuki Tomita, Toshiaki Maeda
  • Patent number: 11427779
    Abstract: A fluorine-containing ether compound represented by Formula (1) is provided. R1—R2—CH2—R3—CH2—R4—R5 ??(1) (In Formula (1), R1 and R5 each represents a group having a heterocyclic ring and may be the same as or different from each other, R2 and R4 each represents a divalent linking group having a polar group and play be the same as or different from each other, and R3 represents a perfluoropolyether chain.
    Type: Grant
    Filed: January 5, 2018
    Date of Patent: August 30, 2022
    Assignee: SHOWA DENKO K.K.
    Inventors: Yuta Yamaguchi, Daisuke Yagyu, Naoya Fukumoto, Shoko Uetake, Tsuyoshi Kato, Hiroyuki Tomita, Ryuuta Miyasaka, Katsumi Murofushi