Patents by Inventor Hiroki Taniguchi

Hiroki Taniguchi 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: 11512183
    Abstract: An object of the present invention is to provide a cellulose acetate composition for thermoforming with excellent biodegradability and excellent thermoformability. A cellulose acetate composition for thermoforming containing a cellulose acetate and a glycerin ester-based plasticizer, wherein the cellulose acetate has a degree of acetyl substitution of 1.4 or greater and 2.0 or less, a compositional distribution index (CDI) of 4.0 or less, and a total sulfur content of 15 mg/kg or greater and less than 150 mg/kg.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: November 29, 2022
    Assignee: DAICEL CORPORATION
    Inventors: Kyokutou Ga, Hiroki Taniguchi
  • Patent number: 11497987
    Abstract: An example of a controller includes a housing including an opening, and an operation member, a part of which is exposed through the opening. The operation member includes a key top exposed through the opening and operated by a user, a shaft portion extending downward from the key top, and a protruding portion protruding from the shaft portion. Further, in the housing, a pedestal with which the protruding portion of the operation member comes into contact when the operation member is tilted is provided. The tilt of the operation member is limited by the protruding portion coming into contact with the pedestal.
    Type: Grant
    Filed: August 25, 2020
    Date of Patent: November 15, 2022
    Assignee: Nintendo Co., Ltd.
    Inventors: Takanori Okamura, Yuki Taniguchi, Hiroki Ikuta, Keisuke Seko, Masaya Takei
  • Publication number: 20220320932
    Abstract: A coil is configured with stacked n turns (where n is an integer of 2 or more) of spirally wound conductive wire having a rectangular cross-section. A k-th turn (where k is an integer and 1?k?n) of the coil has at least a straight portion and a corner portion extending from an end part of the straight portion. On an outer peripheral surface of the corner portion, there are formed at least a first bent portion bent toward an inner peripheral side and a second bent portion bent toward the outer peripheral side, and curvature C1 of the first bent portion is different from curvature C2 of second bent portion.
    Type: Application
    Filed: May 21, 2020
    Publication date: October 6, 2022
    Inventors: HIROKI SAKAGUCHI, YOSHIHARU NAKAMURA, SHOICHI KOYAMA, TOSHIKIYO KAWAMURA, KIYOMI KAWAMURA, HIDEYUKI TANIGUCHI, AKIHIKO WATANABE
  • Patent number: 11444694
    Abstract: Provided is an optical transmission system that includes an optical transmitter, and an optical receiver. The optical transmitter includes: a signal coding unit configured to perform nonlinear trellis coding, which corresponds to nonlinear calculation, on a symbol sequence; and a modulator configured to modulate the symbol sequence subjected to the nonlinear trellis coding by the signal coding unit, and transmit the modulated symbol sequence to the optical receiver. The optical receiver includes: a light receiving unit configured to receive an optical signal transmitted from the optical transmitter, and convert the received optical signal into an electrical signal; and a digital signal processing unit configured to perform digital signal processing on the electrical signal to reconstruct the symbol sequence.
    Type: Grant
    Filed: November 6, 2019
    Date of Patent: September 13, 2022
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Shuto Yamamoto, Akira Masuda, Hiroki Taniguchi, Yoshiaki Kisaka
  • Publication number: 20220266858
    Abstract: When an own vehicle changes lanes to another lane different from the traveling lane by override, a traveling control device for a vehicle generates a first travelable area in the traveling lane based on the predicted traveling trajectory in accordance with the override of the own vehicle and generates a second travelable area along the other lane. The traveling control device for the vehicle generates a third travelable area by connecting the first travelable area and the second travelable area, generates an own vehicle traveling trajectory within the third travelable area and controls a motion of the own vehicle so that the own vehicle travels along the own vehicle traveling trajectory.
    Type: Application
    Filed: June 13, 2019
    Publication date: August 25, 2022
    Inventor: Hiroki Taniguchi
  • Publication number: 20220227973
    Abstract: This cellulose acetate has a total degree of acetyl substitution of 1.75 or more and 2.55 or less, and a degree of acetyl substitution at 2-position or a degree of acetyl substitution at 3-position is 0.7 or less. This cellulose acetate composition includes the cellulose acetate and an additive. The additive is one or more selected from the group consisting of (a) substances of which a pH of a 1 wt. % aqueous solution at 20° C. is 8 or more, (b) substances that dissolve in water at 20° C. in an amount of 2 wt. % or more, and (c) substances that exhibit biodegradability in seawater.
    Type: Application
    Filed: April 8, 2022
    Publication date: July 21, 2022
    Applicant: Daicel Corporation
    Inventors: Hiroyuki MATSUMURA, Hiroki TANIGUCHI, Akihiro HIGUCHI, Tomohiro HASHIZUME, Masaaki KUSUMOTO
  • Publication number: 20220225123
    Abstract: According to one embodiment, a wireless communication device, includes a receiver configured to receive a first field, receive at least one of a plurality of second fields having been multiplexed and transmitted, and decode the one of the second fields to obtain a frame in a case where first information identifying the wireless communication device is not set in the first field, and a controller configured to suppress access to a wireless medium during a period indicated by a value set in the frame.
    Type: Application
    Filed: April 1, 2022
    Publication date: July 14, 2022
    Applicant: TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATION
    Inventors: Tomoko ADACHI, Ryoko MATSUO, Tomoya TANDAI, Hiroki MORI, Kentaro TANIGUCHI
  • Publication number: 20220224575
    Abstract: A device generates a symbol sequence by performing adaptive equalization by an estimation inverse transfer function of a transmission line on a reception signal sequence extracted from the transmission line, and performing provisional determination on the symbol sequence generated; generates a plurality of the symbol sequences indicating transmission line states in a range of a provisional determination symbol provisionally determined and nearby symbols of the provisional determination symbol; generates, based on the plurality of the symbol sequences indicating the transmission line states generated and an estimation transfer function of the transmission line, an estimation reception symbol sequence for each of the transmission line states; calculates a metric between the symbol sequence obtained from the reception signal sequence and each of a plurality of the estimation reception symbol sequences; selects a most likelihood estimation reception symbol sequence of the plurality of the estimation reception sym
    Type: Application
    Filed: May 8, 2020
    Publication date: July 14, 2022
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Hiroki TANIGUCHI, Masanori NAKAMURA, Shuto YAMAMOTO, Akira MASUDA, Yoshiaki KISAKA
  • Publication number: 20220212167
    Abstract: A method for producing a polyamide medium for purifying a protein-containing solution, comprising: a step of treating a polyamide medium before a treatment with an acidic or alkaline aqueous solution, with an acidic or alkaline aqueous solution.
    Type: Application
    Filed: April 7, 2020
    Publication date: July 7, 2022
    Applicant: ASAHI KASEI MEDICAL CO., LTD.
    Inventors: Hiroki TANIGUCHI, Junji HIDAKA
  • Publication number: 20220204053
    Abstract: The travel control device, when determining that the traffic congestion is occurred in the other lane, detects, behind another vehicle in the other lane, an approach space; determines whether the approach space meets a predetermined condition; when determining that the approach space meets the predetermined condition, sets the target posture of the own vehicle at the target position behind the other vehicle in the other lane based on the shape of the approach space; and generates a target traveling trajectory from a current position of the own vehicle to the target position. The travel control device controls the motion of the own vehicle so that the own vehicle tracks the target traveling trajectory.
    Type: Application
    Filed: June 14, 2019
    Publication date: June 30, 2022
    Inventor: Hiroki Taniguchi
  • Publication number: 20220177518
    Abstract: A method for purifying a protein-containing solution comprising a protein of interest, the method comprising the steps of: (a1) contacting the protein-containing solution with a porous medium comprising polyketone; and (a2) passing the protein-containing solution contacted with the porous medium comprising polyketone through a virus removal membrane.
    Type: Application
    Filed: March 27, 2020
    Publication date: June 9, 2022
    Applicant: ASAHI KASEI MEDICAL CO., LTD.
    Inventors: Akika FUTAMURA, Hiroki TANIGUCHI, Junji HIDAKA
  • Patent number: 11349524
    Abstract: A symbol-determining device according to an embodiment includes: a transmission line shortening unit that multiplies each symbol value of a symbol array that is part of an input signal by a tap gain of a linear digital filter and outputs a symbol array representing a sum of values acquired through the multiplication; a transmission line estimating unit that estimates a transfer function of a transmission line using an adaptive nonlinear digital filter on the basis of a symbol array representing a state of the transmission line; an addition comparison processing unit that calculates a minimum value of a distance function in a Viterbi algorithm on the basis of a metric that is calculated on the basis of the output of the transmission line shortening unit and the transfer function; and a path tracing-back determination unit that performs symbol determination by tracing back a trellis path in the Viterbi algorithm on the basis of the minimum value of the distance function.
    Type: Grant
    Filed: January 18, 2019
    Date of Patent: May 31, 2022
    Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Hiroki Taniguchi, Shuto Yamamoto, Akira Masuda, Mitsunori Fukutoku
  • Publication number: 20220126282
    Abstract: A cation exchange chromatographic matrix comprising a base material, and a copolymer with one monomer unit having at least a sulfonic acid group, the copolymer being immobilized on the base material, wherein: the copolymer forms substantially no cross-linked structure, and the copolymer comprises neither acrylamide nor an acrylamide derivative as a monomer unit, or comprises acrylamide or an acrylamide derivative as a monomer unit in a range which has no substantial influence; the ratio of the mass of the copolymer to the mass of the base material is 5% or more and 200% or less; and the density of the sulfonic acid group is higher than 30 mmol/L and 200 mmol/L or lower.
    Type: Application
    Filed: January 7, 2022
    Publication date: April 28, 2022
    Applicant: ASAHI KASEI MEDICAL CO., LTD.
    Inventor: Hiroki TANIGUCHI
  • Publication number: 20210400181
    Abstract: An endoscope apparatus includes: a light source apparatus; an image pickup apparatus configured to pick up an image of an object including a region containing hemoglobin irradiated with illumination light and output an image-pickup signal; and a processor. The processor performs predetermined image processing on at least one of a first image and a second image and outputs the one image, the first image being obtained by performing image pickup of the object irradiated with the first light, the second image being obtained by performing image pickup of the object irradiated with the second light, and generates an observation image by using the first and second images obtained as a processing result of the predetermined image processing.
    Type: Application
    Filed: September 2, 2021
    Publication date: December 23, 2021
    Applicant: OLYMPUS CORPORATION
    Inventor: Hiroki TANIGUCHI
  • Publication number: 20210380782
    Abstract: An object of the present invention is to provide a cellulose acetate composition for thermoforming with excellent biodegradability and excellent thermoformability. A cellulose acetate composition for thermoforming containing a cellulose acetate and a glycerin ester-based plasticizer, wherein the cellulose acetate has a degree of acetyl substitution of 1.4 or greater and 2.0 or less, a compositional distribution index (CDI) of 4.
    Type: Application
    Filed: February 15, 2019
    Publication date: December 9, 2021
    Applicant: DAICEL CORPORATION
    Inventors: Kyokutou GA, Hiroki TANIGUCHI
  • Patent number: 11195731
    Abstract: A substrate processing device includes a substrate holding table, an ultraviolet irradiator, a tubular member, a first gas supplying unit, and a second gas supplying unit. The ultraviolet irradiator is disposed facing to the substrate through an active space and configured to irradiate the substrate with ultraviolet light. The tubular member includes an inner surface surrounding a side surface of the substrate holding table, and at least one opening at a position facing to the side surface on the inner surface. The first gas supplying unit supplies gas to a space between the side surface of the substrate holding table and the inner surface of the tubular member through the at least one opening. The second gas supplying unit supplies gas to an active space between the substrate and the ultraviolet irradiator.
    Type: Grant
    Filed: December 18, 2017
    Date of Patent: December 7, 2021
    Assignee: SCREEN Holdings Co., Ltd.
    Inventors: Masafumi Inoue, Akihiko Taki, Hiroki Taniguchi, Takayoshi Tanaka, Yuta Nakano
  • Publication number: 20210367670
    Abstract: An optical transmission system including an optical transmitter and an optical receiver, wherein the optical transmitter includes a signal coding unit that performs non-linear block coding on an M (M is an integer greater than or equal to 1)-value symbol sequence or a bit sequence input as data information to generate an L (L is an integer greater than or equal to 2, L>M)-value symbol sequence that corresponds to the M-value symbol sequence or the bit sequence in one-to-one correspondence, a digital-to-analog conversion unit that converts the generated L-value symbol sequence to an analog signal, and a modulator that generates an optical modulation signal by performing modulation based on the analog signal, and the optical receiver includes a light receiving unit that receives the optical modulation signal transmitted from the optical transmitter and converts the optical modulation signal to an electrical signal, and a signal decoding unit that restores the M-value symbol sequence or the bit sequence by pe
    Type: Application
    Filed: November 7, 2019
    Publication date: November 25, 2021
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Shuto YAMAMOTO, Seiji OKAMOTO, Akira MASUDA, Hiroki TANIGUCHI, Yoshiaki KISAKA
  • Publication number: 20210367671
    Abstract: Provided is an optical transmission system that includes an optical transmitter, and an optical receiver. The optical transmitter includes: a signal coding unit configured to perform nonlinear trellis coding, which corresponds to nonlinear calculation, on a symbol sequence; and a modulator configured to modulate the symbol sequence subjected to the nonlinear trellis coding by the signal coding unit, and transmit the modulated symbol sequence to the optical receiver. The optical receiver includes: a light receiving unit configured to receive an optical signal transmitted from the optical transmitter, and convert the received optical signal into an electrical signal; and a digital signal processing unit configured to perform digital signal processing on the electrical signal to reconstruct the symbol sequence.
    Type: Application
    Filed: November 6, 2019
    Publication date: November 25, 2021
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Shuto YAMAMOTO, Akira MASUDA, Hiroki TANIGUCHI, Yoshiaki KISAKA
  • Publication number: 20210317288
    Abstract: An object of the present invention is to provide a cellulose acetate composition with excellent biodegradability and water solubility, and excellent thermoformability. A cellulose acetate composition containing: a cellulose acetate having a degree of acetyl substitution of 0.4 or greater and less than 1.4; and at least one type of glycerin ester-based plasticizer selected from the group consisting of monoacetin and diacetin, wherein a content of the glycerin ester-based plasticizer is 3 parts by weight or greater per 100 parts by weight of the total amount of the cellulose acetate and the glycerin ester-based plasticizer.
    Type: Application
    Filed: August 5, 2019
    Publication date: October 14, 2021
    Applicant: DAICEL CORPORATION
    Inventors: Kyokutou GA, Hiroki TANIGUCHI
  • Publication number: 20210180215
    Abstract: An object is to mitigate plugging of spinneret hole, the plugging occurring with the passage of spinning time, even though cellulose acetate has a small titanium dioxide content or contains no titanium dioxide, and to prevent a reduction in pressure drop of the resulting cellulose acetate band. A cellulose acetate fiber having a titanium dioxide content of not greater than 0.05 wt. %; and a content of at least one type of metal oxide selected from the group consisting of Fe3O4, Fe2O3, MnO2, Cr2O3, Cr2CuO4, NiO, Sb2O3, and CoAl2O4 of not smaller than 0.05 wt. % and not greater than 1 wt. %.
    Type: Application
    Filed: August 14, 2018
    Publication date: June 17, 2021
    Applicant: DAICEL CORPORATION
    Inventors: Kyokutou GA, Hiroki TANIGUCHI