Patents by Inventor Muramatsu

Muramatsu 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: 20230311109
    Abstract: A pillar-shaped honeycomb structure including an outer peripheral side wall, and a plurality of partition walls disposed on an inner peripheral side of the outer peripheral side wall, the plurality of partition walls partitioning a plurality of cells forming flow paths from a first end surface to a second end surface, wherein an average pore diameter of the partition walls measured by a mercury porosimeter is 10 ?m or less, and when a cross section of the plurality of partition walls is observed with an X-ray microscope and porosities (%) of each partition wall is measured in a thickness direction from one surface to the other surface of each partition wall, an average porosity of each partition wall is 40 to 70%, and a difference between a maximum value and a minimum value of the porosity of each partition wall is 11% or less.
    Type: Application
    Filed: February 1, 2023
    Publication date: October 5, 2023
    Applicant: NGK Insulators, Ltd.
    Inventors: Yasuhiro SHIGA, Shuji MURAMATSU, Koji MOTOKI
  • Publication number: 20230312017
    Abstract: A tunnel reinforcing structure includes a floor cross member that extends in a vehicle width direction and that couples a side sill on each side of the vehicle and a floor tunnel to each other, the floor tunnel being a tunnel in which an exhaust pipe is arranged in a tunnel interior opened toward the lower external side of a vehicle, seat brackets that are arranged in front of and behind the cross member in a vehicle front-rear direction and that are joined to the floor tunnel, and a first tunnel reinforcing member that is provided in a tunnel interior parallel to the cross member in the vehicle width direction.
    Type: Application
    Filed: March 29, 2023
    Publication date: October 5, 2023
    Inventors: Yuki MURAMATSU, Kota FUJISAWA, Shuma YOSHIOKA
  • Publication number: 20230312020
    Abstract: A side sill structure with a side sill is provided. The side sill extends in a vehicle front-rear direction on an outer side in a vehicle width direction of a floor panel, and defines a closed cross-section by a combination of a sill inner member disposed on a vehicle inner side and a sill outer member disposed on a vehicle outer side. The side sill includes a plurality of partitioning members located in the closed cross-section, and a stiffener connecting the partitioning members to one another in a longitudinal direction of the side sill. In the side sill structure, the stiffener is arranged along a corner portion formed by an inner side wall and an upper wall on the vehicle inner side of the sill inner member.
    Type: Application
    Filed: March 28, 2023
    Publication date: October 5, 2023
    Inventors: Yuki MURAMATSU, Kota FUJISAWA, Takafumi TAKAYAMA, Kenji INAGAKI, Seiichi KATO
  • Publication number: 20230311300
    Abstract: A servo motor includes: a driving section including a rotor and stator; an input shaft configured such that a driving force of the driving section is transferred to the input shaft, wherein the input shaft is configured to be integral and rotated with the rotor; a reduction gear configured to output the driving force from the input shaft by reducing a rotational speed of the input shaft; an output shaft configured such that the driving force which has been transferred to the input shaft is transferred to the output shaft via the reduction gear; an input encoder disc attached to the input shaft; an output encoder disc attached to the output shaft; a circuit board including a predetermined circuit pattern; an input sensor mounted on the circuit board, wherein the input sensor is oriented toward the input encoder disc; and an output sensor mounted on the circuit board, wherein the output sensor is oriented toward the output encoder disc; wherein at least one of the input sensor or the output sensor is mounted on
    Type: Application
    Filed: September 21, 2021
    Publication date: October 5, 2023
    Inventors: Shotaro KUDO, Toru KONO, Ryosei KURAMOTO, Hidetoshi MURAMATSU, Tomohiro KOMIYAMA, Yuri MIYAMA, Hideki OKU
  • Patent number: 11774991
    Abstract: An information processing apparatus capable of controlling vibration in accordance with a situation in a case where the vibration is generated on the basis of an audio signal. The information processing apparatus can include: a vibrator; and a controller configured to detect a state of the information processing apparatus and control a state of the vibrator based on a detection result, in which the controller controls vibration the vibrator in accordance with reproduction of content while the content is being reproduced in the information processing apparatus, and, in a case where a predetermined condition is satisfied, restricts vibration of the vibrator even while the content is being reproduced in the information processing apparatus.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: October 3, 2023
    Assignee: SONY CORPORATION
    Inventors: Shuhei Miyazaki, Yugo Takeda, Takeshi Matsui, Taku Tomita, Seiji Muramatsu, Ryoko Amano, Risa Takahashi, Ikuo Yamano, Takeshi Ogita, Ayumi Kato, Ryo Yokoyama
  • Patent number: 11778342
    Abstract: Image quality is to be improved in a solid-state image pickup element that performs time delay integration. A correlated double sampling circuit generates a frame in which a predetermined number of lines each including a plurality of digital signals are arranged. A TDI frame memory retains a (K?1)-th frame generated before a K-th frame. A time delay integration circuit performs time delay integration processing of adding the line having a predetermined address in the K-th frame and the line having an address at a certain distance from the predetermined address in the (K?1)-th frame.
    Type: Grant
    Filed: June 9, 2020
    Date of Patent: October 3, 2023
    Assignee: Sony Semiconductor Solutions Corporation
    Inventors: Tomohiro Yamazaki, Yoshinori Muramatsu, Shigetaka Kudo, Kazuhiko Muraoka
  • Publication number: 20230304557
    Abstract: A coil spring includes a wire rod and an elastic coat provided on the wire rod. The coil spring includes a coil section including a plurality of coil portions. The wire rod includes a round cross-sectional portion, a cross-section varying portion, and a rectangular cross-sectional portion along the longitudinal direction of the wire rod. The cross section of the rectangular cross-sectional portion is substantially square and has a first plane and a second plane. The first plane and the second plane oppose each other in the coil section. The elastic coat is provided on at least one of the first plane and the second plane. The elastic coat is continuous from the round cross-sectional portion to the cross-sectional variation portion and the rectangular cross-sectional portion.
    Type: Application
    Filed: March 24, 2022
    Publication date: September 28, 2023
    Applicant: NHK SPRING CO., LTD.
    Inventors: Shinichi NISHIZAWA, Daisuke IBANO, Tsuyoshi MATSUDA, Norifumi ARISAKA, Shun MURAMATSU, Chihiro ITO, Takuto SUZUKI, Masatake KINOSHITA, Asuka KAWASAKI
  • Publication number: 20230304556
    Abstract: A coil spring includes a wire rod and an elastic coat provided on the wire rod. The coil spring includes a coil section including a plurality of coil portions. The wire rod includes a round cross-sectional portion, a cross-section varying portion, and a rectangular cross-sectional portion along the longitudinal direction of the wire rod. The cross section of the rectangular cross-sectional portion is substantially square and has a first plane and a second plane. The first plane and the second plane oppose each other in the coil section. The elastic coat is provided on at least one of the first plane and the second plane. The elastic coat is continuous from the round cross-sectional portion to the cross-sectional variation portion and the rectangular cross-sectional portion.
    Type: Application
    Filed: December 7, 2022
    Publication date: September 28, 2023
    Applicant: NHK SPRING CO., LTD.
    Inventors: Shinichi NISHIZAWA, Daisuke IBANO, Tsuyoshi MATSUDA, Norifumi ARISAKA, Shun MURAMATSU, Chihiro ITO, Takuto SUZUKI, Masatake KINOSHITA, Asuka KAWASAKI
  • Publication number: 20230307186
    Abstract: A multilayer ceramic capacitor includes a ceramic body including ceramic layers, first internal electrodes, and second internal electrodes laminated in a height direction, a first external electrode on at least part of a first end surface and on part of a first main surface and not on a second main surface, the first external electrode being electrically connected to the first internal electrodes, a second external electrode on at least part of a second end surface and on part of the first main surface and is not on the second main surface, the second external electrode being electrically connected to the second internal electrodes, at least two penetration portions penetrating the ceramic body between the first and second main surfaces, and a reinforcing layer on at least part of the second main surface, the reinforcing layer covering the at least two penetration portions exposed from the ceramic body.
    Type: Application
    Filed: March 16, 2023
    Publication date: September 28, 2023
    Inventors: Kosuke ONISHI, Satoshi MURAMATSU, Yukie WATANABE, Ryo NISHIMURA
  • Publication number: 20230304558
    Abstract: A coil spring includes a wire rod and an elastic coat provided on the wire rod. The coil spring includes a coil section including a plurality of coil portions. The wire rod includes a round cross-sectional portion, a cross-section varying portion, and a rectangular cross-sectional portion along the longitudinal direction of the wire rod. The cross section of the rectangular cross-sectional portion is substantially square and has a first plane and a second plane. The first plane and the second plane oppose each other in the coil section. The elastic coat is provided on at least one of the first plane and the second plane. The elastic coat is continuous from the round cross-sectional portion to the cross-sectional variation portion and the rectangular cross-sectional portion.
    Type: Application
    Filed: May 22, 2023
    Publication date: September 28, 2023
    Applicant: NHK SPRING CO., LTD.
    Inventors: Shinichi NISHIZAWA, Daisuke IBANO, Tsuyoshi MATSUDA, Norifumi ARISAKA, Shun MURAMATSU, Chihiro ITO, Takuto SUZUKI, Masatake KINOSHITA, Asuka KAWASAKI
  • Patent number: 11767899
    Abstract: In a power transmission device, a dynamic damper is provided in a power transmission path having at least one damper disposed therein, and has an inertial rotating body that can rotate relative to a transmission rotating member forming part of the power transmission path, and a dynamic damper spring that can provide connection between the transmission rotating member and the inertial rotating body. A preset load is applied to the dynamic damper spring in a non-transmitting state of the power transmission path. The dynamic damper spring is supported on either one of the transmission rotating member and the inertial rotating body so as to apply the preset load to the dynamic damper spring in the non-transmitting state, and a gap is set in a rotational direction in the non-transmitting state between the dynamic damper spring and an other one of the transmission rotating member and the inertial rotating body.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: September 26, 2023
    Assignee: Yutaka Giken Co., Ltd.
    Inventors: Kentaro Watanabe, Kazuto Nagaishi, Makoto Hiruta, Tatsuya Muramatsu
  • Patent number: 11768154
    Abstract: A Fourier transform infrared spectrophotometer includes a main interfersometer, a control interferometer, an infrared detector, a control light detector, and a beam splitter block. The beam splitter block is disposed between a beam splitter and the control light detector. The control light detector has an optical axis inclined with respect to an optical axis of a control interference light beam.
    Type: Grant
    Filed: February 14, 2022
    Date of Patent: September 26, 2023
    Assignee: Shimadzu Corporation
    Inventors: Hideaki Katsu, Takashi Muramatsu, Hiromasa Maruno, Naoji Moriya
  • Patent number: 11767469
    Abstract: Provided are group-III nitride nanoparticles that prevent the piezoelectric field caused by strains on the nanoparticles, achieving good luminous efficiency. The group-III nitride nanoparticle represented by AlxGayInzN (0?x, y, z?1) incorporating two crystal structures; a wurtzite structure and a zincblende structure, in a single particle. As another example, the group-III nitride nanoparticle has a core-shell structure with a core and a shell, in which the particle constituting the core contains two crystal structures; the wurtzite structure and the zincblende structure, in the particle. Nanoparticles containing the two crystal structures can be produced by using a phosphorus-containing solvent as a reaction solvent, and the mixture ratio of the two crystal structures, (wurtzite structure)/(zincblende structure), is 20/80 or higher.
    Type: Grant
    Filed: September 29, 2021
    Date of Patent: September 26, 2023
    Assignee: STANLEY ELECTRIC CO., LTD.
    Inventors: Takuya Kazama, Wataru Tamura, Yasuyuki Miyake, Takayuki Omori, Atsushi Muramatsu, Kiyoshi Kanie
  • Publication number: 20230299604
    Abstract: A control device 4 includes a control unit 41 that terminates discharge of an energy storage device including a negative electrode that contains Li during charge and releases Li during discharge in a case where a capacity limit amount based on a capacity of discharge and an amount of charge is reached, or in a case where voltage reaches termination voltage larger than lower limit voltage of a voltage range in which charge and discharge can be reversibly repeated.
    Type: Application
    Filed: July 21, 2021
    Publication date: September 21, 2023
    Applicant: GS Yuasa International Ltd.
    Inventors: Hiromasa MURAMATSU, Heisuke NISHIKAWA
  • Publication number: 20230298818
    Abstract: A multilayer ceramic capacitor includes a multilayer body in which a dimension in a width direction >a dimension in a length direction >a dimension in a height direction is satisfied. A dimension in the length direction of each of lateral surface exposed portions is about 10% or more and about 44% or less with respect to the dimension in the length direction. A dimension of the external electrode in the length direction is about 17% or more and about 48% or less with respect to the dimension in the length direction.
    Type: Application
    Filed: February 3, 2023
    Publication date: September 21, 2023
    Inventors: Kotaro KISHI, Satoshi MURAMATSU
  • Publication number: 20230300488
    Abstract: Provided is an imaging device with low noise and a high dynamic range. An imaging device includes: a conversion unit that converts an incident electromagnetic wave into a charge; a first capacitor that accumulates the charge when a voltage corresponding to the charge is equal to or lower than a predetermined threshold; a second capacitor that accumulates the charge when the voltage exceeds the threshold; a voltage conversion circuit that converts the charges accumulated in the first capacitor and the second capacitor into voltages; a first storage unit that stores a voltage corresponding to the accumulated charge in the first capacitor after a lapse of a first period since the first capacitor has started accumulating the charge; and a second storage unit that stores a voltage corresponding to the accumulated charges in the first capacitor and the second capacitor after a lapse of a second period longer than the first period since the first capacitor has started accumulating the charge.
    Type: Application
    Filed: September 28, 2021
    Publication date: September 21, 2023
    Inventors: Atsushi Suzuki, Takahiro Miura, Yoshinori Muramatsu, Shizunori Matsumoto
  • Publication number: 20230299077
    Abstract: A semiconductor device includes a semiconductor substrate that has a transistor portion and a diode portion and that is provided with a plurality of trench portions, in which the transistor portion has a main region that has the emitter region and the contact region at the front surface of the semiconductor substrate and that is spaced apart from the diode portion and a first boundary region that is provided between the main region and the diode portion and that has, at the front surface of the semiconductor substrate, the emitter region and the base region which are alternately provided in a trench extension direction.
    Type: Application
    Filed: January 23, 2023
    Publication date: September 21, 2023
    Inventors: Toru MURAMATSU, Tatsuya NAITO
  • Publication number: 20230301219
    Abstract: ‘Himari’ is new cherry tree variety having excellent fruit-setting property and cold hardiness, a large fruit size, and large productivity. ‘Himari’ can be distinguished from similar varieties by its dark red color, medium to firm fruit, small stone size and large fruit size.
    Type: Application
    Filed: March 3, 2023
    Publication date: September 21, 2023
    Inventors: Masayuki Yoshida, Mitsunobu Ikenaga, Tetsuya Inoue, Tetsushi Uchida, Takuya Hirama, Yutaka Inagawa, Hiroshi Muramatsu
  • Patent number: 11762012
    Abstract: A wafer inspection system is provided. The wafer inspection system includes: a transfer region in which a transfer device is arranged; an inspection region in which test heads for inspecting a substrate are arranged; and a maintenance region in which the test heads are maintained. The inspection region is located between the transfer region and the maintenance region, a plurality of inspection rooms accommodating the test heads are adjacent to each other in the inspection region, and the test heads are configured to be unloaded from the inspection region to the maintenance region.
    Type: Grant
    Filed: December 28, 2022
    Date of Patent: September 19, 2023
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Junichi Hagihara, Shigekazu Komatsu, Kunihiro Furuya, Tadayoshi Hosaka, Naoki Muramatsu
  • Patent number: 11760371
    Abstract: When a vehicle information acquisition unit continuously acquires an On signal of a blinker switch, when the absolute value of a steering angle of a handle is 90° or greater, and a vehicle speed is a threshold or greater, a dialogue confirmation unit of this vehicle communication device selects a dialogue that corresponds to the On signal, the steering angle, and the vehicle speed from dialogues of group A stored in a dialogue storage unit. Thereafter, when the steering angle or the vehicle speed changes, the dialogue confirmation unit selects the dialogue that corresponds to changes in the steering angle or the vehicle speed from among dialogues of group.
    Type: Grant
    Filed: December 25, 2019
    Date of Patent: September 19, 2023
    Assignees: Honda Motor Co., Ltd, Dwango Co., Ltd
    Inventors: Daisuke Muramatsu, Koji Hashimoto, Takafumi Inano, Takuto Miyazaki, Naomichi Kashima, Tatsuro Shiomi, Naoshi Gyoda