Patents by Inventor Daisuke Inoue

Daisuke Inoue 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: 20240039248
    Abstract: A semiconductor laser device includes a first semiconductor layer and an active layer provided above the first semiconductor layer. The first semiconductor layer is a superlattice layer and includes a plurality of first layers and a plurality of second layers. The plurality first layers and the plurality of second layers are alternately stacked upon each other. Thicknesses of the plurality of first layers are equal to each other, and thicknesses of the plurality of second layers are equal to each other.
    Type: Application
    Filed: July 25, 2023
    Publication date: February 1, 2024
    Applicant: Sumitomo Electric Industries, Ltd.
    Inventor: Daisuke INOUE
  • Patent number: 11855621
    Abstract: A sensor is provided with a cylindrical-shaped housing which has an opening formed at one end, an electronic component which is housed in the housing, a cylindrical-shaped clamp of which one end is inserted into the housing from the opening, and a sealing resin which seals the gap between the inner wall of the housing and the outer wall of the clamp. On the outer wall, the clamp has a rib which rises towards the inner wall of the housing. The rib includes an apex and a sloped surface which extends from the apex towards another end of the clamp and which intersects the outer wall of the clamp. The sealing resin, which exudes from between the inner wall of the housing and the apex and which is positioned on the sloped surface, has a recess resulting from surface tension.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: December 26, 2023
    Assignee: OMRON Corporation
    Inventors: Yusuke Nakayama, Daisuke Inoue, Yuki Ushiro, Takaaki Sanda, Hiroto Katsura, Naomi Uehara, Masaki Nakamura, Toyohiro Imaizumi
  • Patent number: 11846903
    Abstract: A belt device includes a secured member, a belt, a pressure rotator, and lubricant. The belt has an endless shape and slides on a slide surface of the secured member. The belt has an inner portion having an elastic power of 55% or more and a sliding surface sliding on the slide surface of the secured member. The sliding surface has a surface roughness smaller than a surface roughness of the slide surface of the secured member. The pressure rotator presses the secured member via the belt to form a nip between the belt and the pressure rotator. The lubricant is interposed between the sliding surface of the belt and the slide surface of the secured member.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: December 19, 2023
    Assignee: Ricoh Company, Ltd.
    Inventors: Daisuke Inoue, Yuusuke Furuichi, Hiroyuki Shimada, Yukimichi Someya, Satoshi Tohkai, Yumiko Hayashi
  • Patent number: 11840522
    Abstract: A method of stabilizing perfluoro(2-methylene-4-methyl-1,3-dioxolane) (hereinafter simply referred to as a “stabilization method”), including incorporating at least one selected from the group consisting of a hydroxy group-containing fluoroaromatic compound represented by General Formula (1) below and a hydroxy group-containing fluoroaromatic compound represented by General Formula (2) below into a composition containing perfluoro(2-methylene-4-methyl-1,3-dioxolane): (in the formula, R1 to R6 each independently represent one selected from the group consisting of a fluorine atom, a perfluoroalkyl group and a hydroxy group, and at least one of R1 to R6 is a hydroxy group); (in the formula, R7 to R14 each independently represent one selected from the group consisting of a fluorine atom, a perfluoroalkyl group and a hydroxy group, and at least one of R7 to R14 is a hydroxy group).
    Type: Grant
    Filed: December 20, 2019
    Date of Patent: December 12, 2023
    Assignees: TOSOH CORPORATION, TOSOH FINECHEM CORPORATION
    Inventors: Hideki Miyauchi, Shota Nishida, Daisuke Inoue, Yusuke Shigeta, Norihisa Kondo, Makoto Watanabe, Shohei Yumino, Tomoya Shimono
  • Patent number: 11829091
    Abstract: A belt device includes a belt, a secured member, a pressure rotator, and lubricant. The belt is rotatable and has an endless shape. The belt includes an inner portion having an inner circumferential surface. The inner portion has an elastic power of 55% or more. The inner circumferential surface of the belt slides on the secured member. The pressure rotator includes a porous elastic body and presses the secured member via the belt to form a nip between the belt and the pressure rotator. The lubricant is interposed between the inner circumferential surface of the belt and the secured member.
    Type: Grant
    Filed: July 13, 2022
    Date of Patent: November 28, 2023
    Assignee: RICOH COMPANY, LTD.
    Inventors: Hiroyuki Shimada, Yukimichi Someya, Yuusuke Furuichi, Daisuke Inoue, Satoshi Tohkai, Yumiko Hayashi
  • Publication number: 20230375967
    Abstract: A fixing device includes an endless fixing rotator, a slide aid, a pressure rotator, a nip formation plate, a support, a heat source, and a reflector. The endless fixing rotator has flexibility. An inner circumferential surface of the fixing rotator slides over the slide aid. The pressure rotator contacts an outer circumferential surface of the fixing rotator. The nip formation plate is disposed inside the fixing rotator to contact the pressure rotator via the fixing rotator and the slide aid to form a nip between the fixing rotator and the pressure rotator. The nip formation plate has a thermal conductivity equal to or greater than 10 W/mK. The support supports the nip formation plate. The heat source is disposed inside the fixing rotator to heat the fixing rotator. The reflector reflects radiant heat from the heat source.
    Type: Application
    Filed: April 11, 2023
    Publication date: November 23, 2023
    Inventors: Shogo NAKAMOTO, Arinobu YOSHIURA, Daisuke INOUE
  • Patent number: 11767308
    Abstract: Provided is a method of stabilizing a perfluorodioxolane compound, which includes having a quinone compound present in a composition containing a perfluorodioxolane compound, wherein the perfluorodioxolane compound is one or more perfluorodioxolane compounds selected from the group consisting of a perfluorodioxolane compound denoted by general formula (1) and a perfluorodioxolane compound denoted by general formula (2).
    Type: Grant
    Filed: December 25, 2020
    Date of Patent: September 26, 2023
    Assignees: TOSOH CORPORATION, TOSOH FINECHEM CORPORATION
    Inventors: Daisuke Inoue, Yusuke Sesoko, Hiroshi Matsuo, Hiroki Takamiya, Hideyuki Mimura, Tomoya Shimono, Tomonari Nagai
  • Publication number: 20230297010
    Abstract: A heating device includes a rotator, a heating source, a reflector, a shield, a rotator holder, and a liquid or semi-solid substance. The rotator is rotatably held. The heating source heats the rotator. The reflector reflects radiant heat emitted from the heating source. The shield is disposed closer to a longitudinal end portion of the rotator than to a longitudinal center portion of the rotator to shield, between the heating source and the rotator, the radiant heat emitted from the heating source. The shield has a reflectance lower than a reflectance of the reflector. The rotator holder holds the longitudinal end portion of the rotator. The liquid or semi-solid substance has lubricity and adheres to the rotator holder.
    Type: Application
    Filed: January 26, 2023
    Publication date: September 21, 2023
    Applicant: Ricoh Company, Ltd.
    Inventors: Daisuke INOUE, Takayuki ANDOH, Masahiro SAMEI, Kota SHIODERA, Hiroshi YOSHINAGA
  • Patent number: 11762317
    Abstract: A pressing device includes a rotator, a secured member, a pressure rotator, and lubricant. The rotator has flexibility and a sleeve form and includes an inner portion having a sliding surface. The inner portion has an elastic power of 55% or more. The secured member is inside a loop of the rotator and has a slide surface on which the sliding surface of the rotator is to slide. The slide surface has a smaller surface roughness than a surface roughness of the sliding surface. The pressure rotator presses the rotator against the secured member and forms a nip between the rotator and the pressure rotator. The lubricant between the rotator and the secured member has a consistency of 275 or less.
    Type: Grant
    Filed: March 15, 2022
    Date of Patent: September 19, 2023
    Assignee: RICOH COMPANY, LTD.
    Inventors: Yukimichi Someya, Hiroyuki Shimada, Daisuke Inoue, Yuusuke Furuichi, Satoshi Tohkai, Yumiko Hayashi
  • Publication number: 20230260932
    Abstract: A semiconductor device includes case resin having frame part defining space in which semiconductor chip is disposed and bottom part located under the frame portion; external connection terminal having external terminal partially embedded in the frame part, and internal terminal disposed on the bottom part to extend from the external terminal into the space; wire electrically connecting the semiconductor chip and the internal terminal; and sealing resin formed in the space to cover the semiconductor chip, the wire, and the internal terminal. The internal terminal has rectangular connecting portion, and step portions disposed at opposite ends of the connecting portion, respective portions of the upper surfaces of the step portions facing each other are covered with vibration controlling portions implemented by the case resin, and the sealing resin is filled in first grooves exposing other portions of the upper surfaces of the step portions.
    Type: Application
    Filed: December 27, 2022
    Publication date: August 17, 2023
    Applicant: FUJI ELECTRIC CO., LTD.
    Inventor: Daisuke INOUE
  • Publication number: 20230241909
    Abstract: The disclosure provides a flexographic printing original plate which comprises an adhesive layer that exhibits excellent solvent resistance and excellent adhesion to a supporting body. The disclosure provides a flexographic printing original plate 10 which sequentially comprises, on a surface of a supporting body 12, an elastic layer 16 and an adhesive layer 14, wherein the supporting body 12 contains a polyester resin and the adhesive layer 14 contains the components (a), (b) and (c) described below. (a) a polyester resin (b) an isocyanate compound (c) a xylene resin which has a melting point or softening point of 100° C. or less.
    Type: Application
    Filed: April 10, 2023
    Publication date: August 3, 2023
    Applicant: Sumitomo Riko Company Limited
    Inventors: Daisuke INOUE, Yutaro Yamada, Hideyuki Hashimoto
  • Patent number: 11708224
    Abstract: A conveying method includes first and second pads conveying workpieces with speeds of the first and second pads being varied; circumferential velocities of the first pads and the second pads are accelerated by variable speed mechanisms; the first and second pads move and separate in a state in which a distance between the first pad and the second pad, whose speeds were increased, is increased; the circumferential velocities of the first pads and the second pads are decelerated by the variable speed mechanisms; and a first slider and a second slider, which were subjected to deceleration, overlap each other in a part in a circumferential direction, which causes the first pad and the second pad to approach each other, and the first pad and the second pad move and approach each other in this state in which the first pad and the second pad have approached each other.
    Type: Grant
    Filed: May 29, 2020
    Date of Patent: July 25, 2023
    Assignee: ZUIKO CORPORATION
    Inventors: Daisuke Inoue, Natsuki Ikeda
  • Publication number: 20230219777
    Abstract: A conveying belt has a cylindrical base layer, and a surface layer that is formed on the outer peripheral surface of the base layer. The base layer contains polyimide or polyamide-imide, and has an elastic modulus from 3-7 GPa, inclusive. The surface layer is configured as a cured object from a resin composition that contains a fluororesin having a hydroxy group, an isocyanate curing agent, and a silicone copolymer. The silicone copolymer is a copolymer containing a silicone unit and another kind of unit not having a siloxane skeleton, has a hydroxy group, and contains siloxane units in a proportion of at least 95 mol% and less than 100 mol%, or from 40-70 mol%, inclusive. The silicone copolymer content in the resin composition is 1-5 parts by mass, inclusive, relative to a total 100 parts by mass of the fluororesin and the isocyanate curing agent.
    Type: Application
    Filed: March 7, 2023
    Publication date: July 13, 2023
    Applicant: Sumitomo Riko Company Limited
    Inventors: Hironari Nishioka, Daisuke Inoue, Yasuyuki Hayasaki, Sho Sakamoto, Yasuhide Watanabe, Fumio Misumi, Daiki Ito, Isamu Maruyama, Shingo Nakaichi
  • Publication number: 20230195005
    Abstract: Provided is a toner including toner particles. Each of the toner particles includes a toner base particle including a binder resin, resin particles covering the toner base particle, and zinc stearate particles serving as an external additive. In each of the toner particles, a coverage rate of the toner base particle with the resin particles is 30% or greater and 70% or less. The zinc stearate particles have a volume average particle diameter of 3 ?m or greater and 20 ?m or less.
    Type: Application
    Filed: December 20, 2022
    Publication date: June 22, 2023
    Inventors: Taishi YAMASHITA, Yohichi KITAGAWA, Tsukiko TAKAHASHI, Mitsuaki HIROSE, Daisuke INOUE
  • Patent number: 11681250
    Abstract: A nip former that forms a nip between an endless belt and a pressure rotator includes a base that is made of aluminum and has a nip forming face disposed opposite the nip. An anodic oxidation coating is treated with sealing and coats at least the nip forming face. The anodic oxidation coating has a thickness that is not smaller than 22 ?m and is not greater than 45 ?m and a variation in thickness that is not greater than 20 percent. The base and the anodic oxidation coating define a nip forming portion that is disposed opposite the nip. The nip forming portion has a thickness that is not smaller than 0.40 mm and is not greater than 1.20 mm.
    Type: Grant
    Filed: September 1, 2022
    Date of Patent: June 20, 2023
    Assignee: RICOH COMPANY, LTD.
    Inventors: Toshiyuki Kabata, Yoshiki Yamaguchi, Takashi Seto, Hiroshi Yoshinaga, Kentaro Yamashita, Daisuke Inoue
  • Publication number: 20230187292
    Abstract: There is provided a semiconductor module that can reduce the assembly tolerance between a case part and a base part.
    Type: Application
    Filed: October 26, 2022
    Publication date: June 15, 2023
    Applicant: FUJI ELECTRIC CO., LTD.
    Inventor: Daisuke INOUE
  • Patent number: 11664802
    Abstract: Provided is a proximity sensor that can limit degradation in voltage resistance. A proximity sensor includes: a housing; a coil portion that is accommodated in one end of the housing; a clamp portion that is connected to the other end of the housing; a substrate which is accommodated inside the housing and the clamp portion, and on which a circuit electrically connected to the coil portion is mounted; a shield that covers a part of the substrate located on a side of the housing; and a resin portion which is arranged inside the housing and the clamp portion, and covers at least a part of the substrate. The shield has an extension portion which extends to an inside of the clamp portion and covers at least a part of the circuit located inside the clamp portion.
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: May 30, 2023
    Assignee: OMRON Corporation
    Inventors: Yuki Ushiro, Daisuke Inoue, Yusuke Nakayama, Hiroto Katsura
  • Patent number: 11646250
    Abstract: A semiconductor device includes metal connector plate having a first lower surface, facing an electrode of a semiconductor chip, a first end surface, a second end surface, and a second lower surface connecting the first end surface and the second end surface. In a first direction parallel to the semiconductor chip, an end surface of the electrode is located between the positions of the first end surface and the second end surface. A distance from the second lower surface to the electrode is greater than a distance from the first lower surface to the electrode. A joining component has a first portion between the first lower surface and the electrode and a second portion between the second lower surface and the electrode.
    Type: Grant
    Filed: August 26, 2020
    Date of Patent: May 9, 2023
    Assignees: Kabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage Corporation
    Inventor: Daisuke Inoue
  • Patent number: 11635718
    Abstract: A fixing device includes a rotator, a secured member, a pressure rotator, and lubricant. The rotator has flexibility and a sleeve form. The rotator includes an inner portion having a sliding surface. The inner portion has an elastic power of 55% or more. The secured member is disposed inside a loop of the rotator and has a slide surface on which the sliding surface of the rotator is to slide. The slide surface has a smaller surface roughness in a sliding direction of the rotator than a surface roughness of the sliding surface in the sliding direction of the rotator. The pressure rotator presses the rotator against the secured member and forms a nip between the rotator and the pressure rotator. The lubricant is provided between the rotator and the secured member.
    Type: Grant
    Filed: March 4, 2022
    Date of Patent: April 25, 2023
    Assignee: Ricoh Company, Ltd.
    Inventors: Daisuke Inoue, Yuusuke Furuichi, Hiroyuki Shimada, Yukimichi Someya, Satoshi Tohkai, Yumiko Hayashi
  • Publication number: 20230094727
    Abstract: An electronic apparatus includes: a hard substrate having a first surface with a first wiring layer terminal, a second surface positioned on a back side of the first surface, and an end surface having a second wiring layer terminal and being continuous with the first surface and the second surface; and a flexible substrate having a third surface with a third wiring layer terminal and opposing the first surface of the hard substrate, and a fourth surface having a fourth wiring layer terminal and positioned on a back side of the third surface. The first wiring layer terminal and the fourth wiring layer terminal are electrically connected by solder. The second wiring layer terminal and the third wiring layer terminal are electrically connected by solder.
    Type: Application
    Filed: January 20, 2021
    Publication date: March 30, 2023
    Applicant: OMRON Corporation
    Inventors: Naoki NISHIMORI, Yuki USHIRO, Yusuke NAKAYAMA, Daisuke INOUE