Patents by Inventor Kenji Tanaka

Kenji Tanaka 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: 20240329580
    Abstract: A resin belt contains a resin, a low-melting-point alloy having a melting point of 370° C. or lower, and a fibrous filler.
    Type: Application
    Filed: August 29, 2023
    Publication date: October 3, 2024
    Applicant: FUJIFILM BUSINESS INNOVATION CORP.
    Inventors: Kenji KAJIWARA, Hiroaki TANAKA, Taiki NAGAMATSU, Tomotake INAGAKI, Ryohei YOSHIKAWA
  • Publication number: 20240327605
    Abstract: A composition contains at least one or more thermal conductive fillers and a resin or rubber, in which the fillers have a shape factor SF1 of 120 or more and 400 or less and a shape factor SF2 of 140 or more and 325 or less.
    Type: Application
    Filed: August 25, 2023
    Publication date: October 3, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Ryohei YOSHIKAWA, Kenji KAJIWARA, Hiroaki TANAKA, Taiki NAGAMATSU, Tomotake INAGAKI, Masayuki SEKO
  • Publication number: 20240327584
    Abstract: A polymer film includes at least one type of polymer selected from a resin and fillers dispersed in the polymer, in which an average maximum length of the fillers in a cross section of the polymer film taken in a thickness direction is 10 ?m or less, and density of the polymer film is 1.0 g/cm3 or more and 2.0 g/cm3 or less.
    Type: Application
    Filed: August 17, 2023
    Publication date: October 3, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Taiki NAGAMATSU, Masayuki SEKO, Tomotake INAGAKI, Kenji KAJIWARA, Hiroaki TANAKA, Ryohei YOSHIKAWA
  • Publication number: 20240329579
    Abstract: A fixing belt includes a substrate layer that contains polyimide and a filler containing a spherical filler and a cleavable flat plate-shaped filler, in which a total amount of the filler is less than 40% by volume with respect to the substrate layer.
    Type: Application
    Filed: August 24, 2023
    Publication date: October 3, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Hiroaki TANAKA, Ryohei Yoshikawa, kenji Kajiwara, Taiki Nagamatsu, Tomotake Inagaki
  • Patent number: 12104538
    Abstract: An electric power generation controller for use in an aircraft to control an electric power generating apparatus including a manual transmission which changes speed of rotational power of an aircraft engine, transmits the rotational power to an electric power generator, and includes a plurality of gear stages. The electric power generation controller includes: a rotational frequency receiving section configured to receive an input rotational frequency or an output rotational frequency of the manual transmission as a monitoring rotational frequency; and a manual transmission control section configured to, when the monitoring rotational frequency exceeds a first threshold, output a shift-down signal to perform shift-down from an upper stage to a lower stage, and when the monitoring rotational frequency falls below a second threshold, output a shift-up signal to perform shift-up from the lower stage to the upper stage, the first threshold being set to a value larger than the second threshold.
    Type: Grant
    Filed: November 19, 2018
    Date of Patent: October 1, 2024
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Kippei Matsuda, Kenji Usuki, Kenichiro Tanaka
  • Publication number: 20240317907
    Abstract: Composition including (a) a fluoropolymer; and (b1) at least one of a compound represented by the formula (4) ((H—(CF2)7—COO)pM1) or the formula (4?) ((H—(CF2)8—COO)pM1) of the present disclosure, both respectively in an amount of 100 ppb or less relative to the fluoropolymer, or (b2) at least one of a compound represented by the formula (5) ((H—(CF2)13—COO)pM1) or the formula (5?) ((H—(CF2)14—COO)pM1) of the present disclose, both respectively in an amount of 100 ppb or less relative to the fluoropolymer.
    Type: Application
    Filed: May 3, 2024
    Publication date: September 26, 2024
    Applicant: DAIKIN INDUSTRIES, LTD.
    Inventors: Taketo KATO, Satoru YONEDA, Manabu FUJISAWA, Kazuya ASANO, Takahiro KITAHARA, Masahiro HIGASHI, Akiyoshi YAMAUCHI, Sumi ISHIHARA, Yosuke KISHIKAWA, Shinnosuke NITTA, Marina NAKANO, Hirotoshi YOSHIDA, Yoshinori NANBA, Kengo ITO, Chiaki OKUI, Hirokazu AOYAMA, Masamichi SUKEGAWA, Taku YAMANAKA, Yuuji TANAKA, Kenji ICHIKAWA, Yohei FUJIMOTO, Hiroyuki SATO
  • Patent number: 12099207
    Abstract: A virtual image display device includes: an image display element that displays an image to be displayed as a virtual image; a propagation optical system that propagates light from the image display element; and a light guide member that guides the light propagated by the propagation optical system. The light guide member includes: a light beam incident part that introduces light including image information from the propagation optical system into the light guide member; an image extractor that extracts the light including image information from an inside of the light guide member; and an image emitter that emits the light including image information to an outside of the light guide member. The propagation optical system includes one or more optical members each having a curved surface shape that is non-rotationally symmetric with respect to an optical axis.
    Type: Grant
    Filed: March 18, 2020
    Date of Patent: September 24, 2024
    Assignee: RICOH COMPANY, LTD.
    Inventors: Naoki Nakamura, Shiori Ohsugi, Shigenobu Hirano, Yasuo Katano, Kenji Kameyama, Norikazu Igarashi, Aino Hasegawa, Satomi Tanaka, Masahiro Itoh, Yoshifumi Sudoh, Susumu Momma, Shun Okazaki
  • Patent number: 12095184
    Abstract: A terminal including a main body part retained by a connector main body and a contact part connected to the upper end of the main body part and the free end of which can be connected to a counterpart terminal of a counterpart connector. The contact part including a connector base connected to the upper end of the main body part, a spring arm connected to the tip of the connector base and bent in a substantially s-shape, and a contact flexure part formed near the free end of the spring arm. The connector main body including a pair of side wall parts that extend in the longitudinal direction thereof and that retain the main body part. The connector base including an outward expanding part that bulges outward from the upper end of the main body part toward the connector main body and straddling the side wall parts without making contact with the side wall parts.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: September 17, 2024
    Assignee: Molex, LLC
    Inventors: Kenji Miyahara, Mikiji Tanaka, Hiroshi Shimoyama, Yoshiteru Nogawa
  • Publication number: 20240304833
    Abstract: A fuel cell stack including a cell stacked body, an exhaust gas flow path penetrating the cell stacked body in a predetermined direction so as to discharge a reaction gas supplied to a plurality of power generation cells, and a communicating tube disposed in the exhaust gas flow path so as to communicate with an upstream side and a downstream side of the exhaust gas flow path respectively through a first opening and a second opening of the communicating tube. The exhaust gas flow path includes a reduced diameter portion configured to gradually decrease a flow path area toward an outlet of the exhaust gas flow path, and the second opening communicates with the exhaust gas flow paths between an end on a small diameter side of the reduced diameter portion and the outlet of the exhaust gas flow path.
    Type: Application
    Filed: February 26, 2024
    Publication date: September 12, 2024
    Inventors: Kenji Nagumo, Naoki Tanaka, Kensuke Umezawa, Fumiya Arai
  • Publication number: 20240301581
    Abstract: An object of the present invention is to provide a technique for improving the lightfastness of a dyed anodic oxide film of aluminum or an aluminum alloy. Provided are a Lightfastness improver for a dyed anodic oxide film of aluminum or an aluminum alloy, and a method for improving the Lightfastness of the film.
    Type: Application
    Filed: March 3, 2022
    Publication date: September 12, 2024
    Applicant: OKUNO CHEMICAL INDUSTRIES CO., LTD.
    Inventors: Tomo Moriguchi, Ayumi Hongo, Toku Yasuda, Kentaro Hirai, Katsuyuki Tanaka, Kenji Hara
  • Publication number: 20240304834
    Abstract: A fuel cell stack including an outside unit disposed outside a cell stacked body and a communicating tube disposed in an exhaust gas flow path to communicate with an upstream and downstream sides of the exhaust gas flow path through a first and second opening. A first and second support portions supporting a first and second end portions on a first and second end sides of the communicating tube are formed in tubular shapes so as to surround the first and second end portions and communicate an internal space of the communicating tube with the exhaust gas flow path. The first and second support portions include tapered portions so that edge portions on outer peripheral surface sides of the first and second end surfaces are capable of abutting on peripheral surfaces of through-holes over a half circumference or longer in a circumferential direction, respectively.
    Type: Application
    Filed: February 26, 2024
    Publication date: September 12, 2024
    Inventors: Kenji Nagumo, Naoki Tanaka, Kensuke Umezawa, Fumiya Arai
  • Publication number: 20240304847
    Abstract: A fuel cell stack including a cell stacked body formed by stacking power generation cells in a predetermined direction, an exhaust gas flow path penetrating the cell stacked body in the predetermined direction so as to discharge a reaction gas supplied to the plurality of power generation cells, and a flow path forming portion forming a drainage flow path so that water flows from an upstream side to a downstream side of the exhaust gas flow path. The flow path forming portion includes a communicating tube disposed in the exhaust gas flow path so as to communicate with the upstream side and the downstream side of the exhaust gas flow path respectively through a first opening and a second opening of the communicating tube, and the flow path forming portion further includes a diaphragm portion at an inlet of the drainage flow path.
    Type: Application
    Filed: February 26, 2024
    Publication date: September 12, 2024
    Inventors: Kenji Nagumo, Naoki Tanaka, Kensuke Umezawa, Fumiya Arai
  • Publication number: 20240302775
    Abstract: An endless belt contains a resin, a filler A having an aspect ratio of 5 or more, and two or more fillers B having an aspect ratio of less than 5, in which a volume-based particle size distribution of the fillers B has two or more peaks among which a peak existing on a largest diameter side has a particle size Dmax that is equal to or more than 5 times and equal to or less than 50 times a particle size Dmin of a peak existing on a smallest diameter side.
    Type: Application
    Filed: August 11, 2023
    Publication date: September 12, 2024
    Applicant: FUJIFILM Business Innovation Corp.
    Inventors: Ryohei YOSHIKAWA, Tomotake INAGAKI, Kenji KAJIWARA, Hiroaki TANAKA, Taiki NAGAMATSU
  • Patent number: 12085150
    Abstract: A toroidal continuously variable transmission including a power roller; a support supporting the power roller rotatably; a thrust bearing receiving a load of the power roller in a direction along a rotating axis; and an oil passage supplying lubricating oil to the thrust bearing. A surface of the power roller opposing the support includes a first bearing grooved and the support opposing the power roller includes a second bearing groove. A virtual axis of a discharge port in the oil passage reaches a bearing groove that is one of the first bearing groove and the second bearing groove. Viewed from a direction perpendicular to the rotation axis, a portion of a retainer located at a radially inner side of a retaining hole of the retainer and a portion located at a radially inner side of the bearing groove are located at sides opposite to each other across the virtual axis.
    Type: Grant
    Filed: December 18, 2020
    Date of Patent: September 10, 2024
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Kenji Komatsu, Hideyuki Imai, Hidenori Arisawa, Yuji Shinoda, Mitsuaki Tanaka, Yoshiyuki Noguchi
  • Publication number: 20240269792
    Abstract: A cutting machining apparatus 1 includes: a head 5 including a spindle drive 51 that rotary drives a rotary spindle with a tool 20 secured to a tip of the rotary spindle; a proximity sensor 34; a signal acquirer obtaining a signal waveform of a detection signal that is output from the proximity sensor 34 when the rotary spindle 52 is rotated in a state in which the head 5 is moved so that the proximity sensor 34 faces a lateral side of the tool before and after cutting machining of the workpiece W using the tool; and a determiner determining whether or not the tool 20 is broken based on whether or not there is a difference in signal waveforms obtained before and after the cutting machining.
    Type: Application
    Filed: June 15, 2023
    Publication date: August 15, 2024
    Inventors: Kenji Inoue, Chiori Mochizuki, Hidekazu Tsuji, Koji Tanaka
  • Publication number: 20240272872
    Abstract: A computing system includes a first computer for writing an arithmetic circuit in a reconfigurable first region included in a first accelerator and a second computer for writing the arithmetic circuit in a reconfigurable second region included in a second accelerator different from the first accelerator and having the same circuit arrangement as the first region. When the first computer writes a new arithmetic circuit in the first region, the second computer writes the new arithmetic circuit in a partial region of the second region at the same position as the unwritten partial region of the first region. The first computer does not write the new arithmetic circuit in the first region when the new arithmetic circuit is not normally written, and writes the new arithmetic circuit in the unwritten partial region of the first region when the new arithmetic circuit is normally written.
    Type: Application
    Filed: June 21, 2021
    Publication date: August 15, 2024
    Inventors: Tsuyoshi Ito, Yuki Arikawa, Tsutomu Takeya, Kenji Tanaka
  • Publication number: 20240276721
    Abstract: According to one embodiment, a semiconductor memory device includes a plurality of conductor layers including a first conductor layer as an uppermost layer; a plurality of memory pillars penetrating the conductor layers; and a member that includes a first portion extending in the conductor layers and a plurality of second portions RT provided apart from each other on the uppermost layer side of the conductor layers, and divides the conductor layers in a direction in a substrate surface; wherein a lower surface of the second portion is located below an upper surface of the first conductor layer, and an upper surface of the second portion is wider in a width in the direction, than the lower surface of the second portion and than the first portion.
    Type: Application
    Filed: February 13, 2024
    Publication date: August 15, 2024
    Applicant: Kioxia Corporation
    Inventors: Kohei DATE, Kenji AOYAMA, Keisuke SUDA, Minami TANAKA, Satoshi NAGASHIMA
  • Publication number: 20240268766
    Abstract: A blood-pressure-measuring device includes: a feature amount acquisition unit that acquires one or more feature amounts related to estimation of a blood pressure value of a human body; a blood pressure value calculation unit that calculates an estimated blood pressure value based on the feature amount; an actually measured blood pressure value acquisition unit that acquires an actually measured blood pressure value measured by a method different from the calculation by the blood pressure value calculation unit; a calibration determination unit that determines whether or not the feature amount acquired by the feature amount acquisition unit deviates from a predetermined reference value, the calibration determination unit determining to acquire the actually measured blood pressure value when the calibration determination unit has determined that the feature amount deviates; and a calibration processing unit that estimates blood pressure value.
    Type: Application
    Filed: February 15, 2024
    Publication date: August 15, 2024
    Inventors: Yasuhiro KAWABATA, Kenji FUJII, Naomi MATSUMURA, Akito ITO, Yuki SAKAGUCHI, Takahide TANAKA
  • Patent number: 12060925
    Abstract: A toroidal continuously variable transmission includes a rotating shaft, a pair of discs, at least one power roller, and at least one bearing arranged between the rotating shaft and a casing. At least one of the pair of discs includes: a disc main body including a concave surface opposed to the power roller; and a cylindrical portion projecting from the disc main body along the rotation axis toward an opposite side of the power roller. The cylindrical portion is inserted between the bearing and the rotating shaft.
    Type: Grant
    Filed: October 6, 2020
    Date of Patent: August 13, 2024
    Assignee: KAWASAKI JUKOGYO KABUSHIKI KAISHA
    Inventors: Kenji Komatsu, Hideyuki Imai, Kenichiro Tanaka, Kippei Matsuda
  • Publication number: 20240261970
    Abstract: A jig positioning system includes a robot arm and a control unit. The robot arm grips an assembly jig designed to be positioned on an assembly table. The control unit controls motion of the robot arm. The control unit causes the robot arm: to grip one or more assembly jigs including the assembly jig that are to be selected in sequence for assembly components; and to adjust position and orientation of each of the one or more assembly jigs in accordance with shapes of the assembly components in course of positioning of the assembly jigs on the one or more assembly table.
    Type: Application
    Filed: February 2, 2024
    Publication date: August 8, 2024
    Applicant: SUBARU CORPORATION
    Inventors: Kenji MURAI, Kenji SAITO, Tomohiro MIYAUCHI, Yudai MIYAWAKI, Yohei MATSUMOTO, Kaito TANAKA