Patents by Inventor Naoki Tajima

Naoki Tajima 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: 11964084
    Abstract: The present invention relates to a phosphate adsorbing agent for blood processing comprising a porous formed article comprising an organic polymer resin and an inorganic ion adsorbent and having the most frequent pore size of 0.08 to 0.70 ?m measured with a mercury porosimeter. The present invention also relates to a blood processing system and a blood processing method involving the phosphate adsorbing agent for blood processing.
    Type: Grant
    Filed: August 16, 2022
    Date of Patent: April 23, 2024
    Assignee: ASAHI KASEI MEDICAL CO., LTD.
    Inventors: Naoki Morita, Hiroshi Tajima, Ryou Sasaki, Hirokazu Nagai, Akihiro Omori
  • Patent number: 11237385
    Abstract: An optical writing device performs writing by scanning an image surface of a photoconductor with light, and includes a light source unit including a light source that emits light, a deflection unit that deflects and scans the light, an optical element unit for the light, and a housing unit that holds the light source unit, the deflection unit, and the optical element unit. The housing unit includes a vibration isolator that isolates vibration transmitted from a vibration antinode where distribution of vibration in a sub direction perpendicular to a scanning direction of the light on the image surface of the photoconductor is maximum to at least one of seat face parts for the light source unit and the optical element unit having optical sensitivity in the sub direction, in a bottom face part of the housing unit, and a rigidity enhancer that increases rigidity of the seat face part.
    Type: Grant
    Filed: March 30, 2020
    Date of Patent: February 1, 2022
    Assignee: KONICA MINOLTA, INC.
    Inventors: Akira Taniyama, Masahiko Takahashi, Naoki Tajima, Takashi Kurosawa
  • Publication number: 20200326533
    Abstract: An optical writing device performs writing by scanning an image surface of a photoconductor with light, and includes a light source unit including a light source that emits light, a deflection unit that deflects and scans the light, an optical element unit for the light, and a housing unit that holds the light source unit, the deflection unit, and the optical element unit. The housing unit includes a vibration isolator that isolates vibration transmitted from a vibration antinode where distribution of vibration in a sub direction perpendicular to a scanning direction of the light on the image surface of the photoconductor is maximum to at least one of seat face parts for the light source unit and the optical element unit having optical sensitivity in the sub direction, in a bottom face part of the housing unit, and a rigidity enhancer that increases rigidity of the seat face part.
    Type: Application
    Filed: March 30, 2020
    Publication date: October 15, 2020
    Inventors: Akira TANIYAMA, Masahiko TAKAHASHI, Naoki TAJIMA, Takashi KUROSAWA
  • Publication number: 20200159143
    Abstract: An optical writing device includes: a deflector that deflects and scans light; optical elements; and a housing that holds the deflector and the optical element, wherein a support plate of the housing has an enclosed inner region that is substantially surrounded by a vibration suppressor and a vibration transmission blocker and supports the deflector, and the support plate also has a flat portion having a peninsular shape facing the vibration transmission blocker in the enclosed inner region, and an element holder for at least one or more of the optical elements having optical sensitivity in a vibration direction of the housing is disposed outside the enclosed inner region.
    Type: Application
    Filed: November 4, 2019
    Publication date: May 21, 2020
    Applicant: KONICA MINOLTA, INC.
    Inventors: Akira TANIYAMA, Masahiko TAKAHASHI, Naoki TAJIMA, Takashi KUROSAWA, Hajime TANIGUCHI
  • Patent number: 10612499
    Abstract: This air intake apparatus includes an air intake apparatus main body including a plurality of pieces bonded to each other along a split plane and an external gas passage formed inside the air intake apparatus main body by bonding the plurality of pieces to each other and including an external gas receiving port that directly receives external gas from a cylinder head and an external gas introduction port that introduces the external gas into a surge tank.
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: April 7, 2020
    Assignees: AISIN SEIKI KABUSHIKI KAISHA, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yu Sakurai, Naoki Tajima, Tomohisa Senda, Hideaki Teramoto, Masaki Makihara
  • Patent number: 10571824
    Abstract: In an optical writing device that deflects light beams from first and second light source sections and performs scanning by first and second scanning optical systems, in reflective optical elements disposed in the optical axis direction from after the polygon mirror to before a separation mirror, a number of hold points on each of a writing start side and a writing end side in scanning is same, and in reflective optical elements disposed from after the separation mirror up to a surface to be scanned, a number of hold points on a writing start side of the first scanning optical system is same (one) with that on a writing end side of the second scanning optical system, and a number of hold points on a writing end side of the first scanning optical system is same (two) with that on a writing start side of the second scanning optical system.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: February 25, 2020
    Assignee: KONICA MINOLTA, INC.
    Inventors: Akira Taniyama, Hideo Uemura, Takashi Kurosawa, Naoki Tajima
  • Patent number: 10345732
    Abstract: Provided is an image writing device including a deflector having deflective reflection surfaces for deflecting light flux emitted from a light source and a scanning imaging optical system that condenses the light flux as a light spot on a scanned surface of a latent image carrier, and performing optical scanning on the scanned surface at a constant speed, the image writing device further including: a surface detector that detects a deflective reflection surface that deflects the light flux; a storage that prestores a beam irradiation position in a sub scanning direction corresponding to each main image height on each of the deflective reflection surfaces; and a hardware processor that controls, on the basis of a beam irradiation position in the sub scanning direction corresponding to each main image height on the deflective reflection surface a light quantity of the light flux to be irradiated to the beam irradiation position.
    Type: Grant
    Filed: January 19, 2018
    Date of Patent: July 9, 2019
    Assignee: KONICA MINOLTA, INC.
    Inventors: Takashi Kurosawa, Naoki Tajima, Daisuke Kobayashi
  • Publication number: 20190163088
    Abstract: In an optical writing device that deflects light beams from first and second light source sections and performs scanning by first and second scanning optical systems, in reflective optical elements disposed in the optical axis direction from after the polygon mirror to before a separation mirror, a number of hold points on each of a writing start side and a writing end side in scanning is same, and in reflective optical elements disposed from after the separation mirror up to a surface to be scanned, a number of hold points on a writing start side of the first scanning optical system is same (one) with that on a writing end side of the second scanning optical system, and a number of hold points on a writing end side of the first scanning optical system is same (two) with that on a writing start side of the second scanning optical system.
    Type: Application
    Filed: November 28, 2018
    Publication date: May 30, 2019
    Inventors: Akira TANIYAMA, Hideo UEMURA, Takashi KUROSAWA, Naoki TAJIMA
  • Patent number: 10207316
    Abstract: A primary object of this invention is to provide a continuous casting method by which a slab of excellent internal quality can be obtained even if the casting speed is changed. In this invention, upon continuous casting with two pairs of the reduction rolls arranged along a casting direction and support rolls arranged between the reduction rolls, when a casting speed is reduced compared to a state where combination of reduction with reduction rolls at a first stage on an unsolidified portion of the slab and reduction with reduction rolls at a second stage on a solidified portion thereof is employed, the combination is switched to combination of reduction with the reduction rolls at the first stage on a portion of the slab at an end of solidification and the reduction with the reduction rolls at the second stage on the solidified portion thereof.
    Type: Grant
    Filed: July 17, 2018
    Date of Patent: February 19, 2019
    Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATION
    Inventors: Naoki Tajima, Akihiro Yamanaka, Kenji Taguchi
  • Patent number: 10189077
    Abstract: A primary object of this invention is to provide a continuous casting method by which a slab of excellent internal quality can be obtained even if the casting speed is changed. In this invention, upon continuous casting with two pairs of the reduction rolls arranged along a casting direction and support rolls arranged between the reduction rolls, when a casting speed is reduced compared to a state where combination of reduction with reduction rolls at a first stage on an unsolidified portion of the slab and reduction with reduction rolls at a second stage on a solidified portion thereof is employed, the combination is switched to combination of reduction with the reduction rolls at the first stage on a portion of the slab at an end of solidification and the reduction with the reduction rolls at the second stage on the solidified portion thereof.
    Type: Grant
    Filed: July 17, 2018
    Date of Patent: January 29, 2019
    Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATION
    Inventors: Naoki Tajima, Akihiro Yamanaka, Kenji Taguchi
  • Patent number: 10183325
    Abstract: A primary object of this invention is to provide a continuous casting method by which a slab of excellent internal quality can be obtained even if the casting speed is changed. In this invention, upon continuous casting with two pairs of the reduction rolls arranged along a casting direction and support rolls arranged between the reduction rolls, when a casting speed is reduced compared to a state where combination of reduction with reduction rolls at a first stage on an unsolidified portion of the slab and reduction with reduction rolls at a second stage on a solidified portion thereof is employed, the combination is switched to combination of reduction with the reduction rolls at the first stage on a portion of the slab at an end of solidification and the reduction with the reduction rolls at the second stage on the solidified portion thereof.
    Type: Grant
    Filed: July 17, 2018
    Date of Patent: January 22, 2019
    Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATION
    Inventors: Naoki Tajima, Akihiro Yamanaka, Kenji Taguchi
  • Publication number: 20180372039
    Abstract: This air intake apparatus includes an air intake apparatus main body including a plurality of pieces bonded to each other along a split plane and an external gas passage formed inside the air intake apparatus main body by bonding the plurality of pieces to each other and including an external gas receiving port that directly receives external gas from a cylinder head and an external gas introduction port that introduces the external gas into a surge tank.
    Type: Application
    Filed: November 1, 2016
    Publication date: December 27, 2018
    Applicants: AISIN SEIKI KABUSHIKI KAISHA, TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yu SAKURAI, Naoki TAJIMA, Tomohisa SENDA, Hideaki TERAMOTO, Masaki MAKIHARA
  • Patent number: 10126673
    Abstract: A scanning optical apparatus includes a light source, a deflector and an imaging optical system. The deflector deflects a beam emitted from the light source to scan a scanning surface with the beam in a main scanning direction. The imaging optical system focuses the beam on the scanning surface. The imaging optical system includes a first lens having negative power in a sub scanning direction and a second lens having positive power in the sub scanning direction, in which the sub scanning direction is parallel to the scanning surface and perpendicular to the main scanning direction. The power ?1 of the first lens, the power ?2 of the second lens and a magnification ? in the sub scanning direction of the imaging optical system satisfy the conditions ?1.2??1/?2??0.9 and ?1.3????0.8.
    Type: Grant
    Filed: November 17, 2017
    Date of Patent: November 13, 2018
    Assignee: KONICA MINOLTA, INC.
    Inventors: Daisuke Kobayashi, Takashi Kurosawa, Naoki Tajima, Makoto Ooki, Hideo Uemura
  • Publication number: 20180318916
    Abstract: A primary object of this invention is to provide a continuous casting method by which a slab of excellent internal quality can be obtained even if the casting speed is changed. In this invention, upon continuous casting with two pairs of the reduction rolls arranged along a casting direction and support rolls arranged between the reduction rolls, when a casting speed is reduced compared to a state where combination of reduction with reduction rolls at a first stage on an unsolidified portion of the slab and reduction with reduction rolls at a second stage on a solidified portion thereof is employed, the combination is switched to combination of reduction with the reduction rolls at the first stage on a portion of the slab at an end of solidification and the reduction with the reduction rolls at the second stage on the solidified portion thereof.
    Type: Application
    Filed: July 17, 2018
    Publication date: November 8, 2018
    Inventors: Naoki TAJIMA, Akihiro YAMANAKA, Kenji TAGUCHI
  • Publication number: 20180318914
    Abstract: A primary object of this invention is to provide a continuous casting method by which a slab of excellent internal quality can be obtained even if the casting speed is changed. In this invention, upon continuous casting with two pairs of the reduction rolls arranged along a casting direction and support rolls arranged between the reduction rolls, when a casting speed is reduced compared to a state where combination of reduction with reduction rolls at a first stage on an unsolidified portion of the slab and reduction with reduction rolls at a second stage on a solidified portion thereof is employed, the combination is switched to combination of reduction with the reduction rolls at the first stage on a portion of the slab at an end of solidification and the reduction with the reduction rolls at the second stage on the solidified portion thereof.
    Type: Application
    Filed: July 17, 2018
    Publication date: November 8, 2018
    Inventors: Naoki Tajima, Akihiro Yamanaka, Kenji Taguchi
  • Publication number: 20180318915
    Abstract: A primary object of this invention is to provide a continuous casting method by which a slab of excellent internal quality can be obtained even if the casting speed is changed. In this invention, upon continuous casting with two pairs of the reduction rolls arranged along a casting direction and support rolls arranged between the reduction rolls, when a casting speed is reduced compared to a state where combination of reduction with reduction rolls at a first stage on an unsolidified portion of the slab and reduction with reduction rolls at a second stage on a solidified portion thereof is employed, the combination is switched to combination of reduction with the reduction rolls at the first stage on a portion of the slab at an end of solidification and the reduction with the reduction rolls at the second stage on the solidified portion thereof.
    Type: Application
    Filed: July 17, 2018
    Publication date: November 8, 2018
    Inventors: Naoki TAJIMA, Akihiro YAMANAKA, Kenji TAGUCHI
  • Patent number: 10076783
    Abstract: A primary object of this invention is to provide a continuous casting method by which a slab of excellent internal quality can be obtained even if the casting speed is changed. In this invention, upon continuous casting with two pairs of the reduction rolls arranged along a casting direction and support rolls arranged between the reduction rolls, when a casting speed is reduced compared to a state where combination of reduction with reduction rolls at a first stage on an unsolidified portion of the slab and reduction with reduction rolls at a second stage on a solidified portion thereof is employed, the combination is switched to combination of reduction with the reduction rolls at the first stage on a portion of the slab at an end of solidification and the reduction with the reduction rolls at the second stage on the solidified portion thereof.
    Type: Grant
    Filed: May 12, 2015
    Date of Patent: September 18, 2018
    Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATION
    Inventors: Naoki Tajima, Akihiro Yamanaka, Kenji Taguchi
  • Publication number: 20180231911
    Abstract: Provided is an image writing device including a deflector having deflective reflection surfaces for deflecting light flux emitted from a light source and a scanning imaging optical system that condenses the light flux as a light spot on a scanned surface of a latent image carrier, and performing optical scanning on the scanned surface at a constant speed, the image writing device further including: a surface detector that detects a deflective reflection surface that deflects the light flux; a storage that prestores a beam irradiation position in a sub scanning direction corresponding to each main image height on each of the deflective reflection surfaces; and a hardware processor that controls, on the basis of a beam irradiation position in the sub scanning direction corresponding to each main image height on the deflective reflection surface a light quantity of the light flux to be irradiated to the beam irradiation position.
    Type: Application
    Filed: January 19, 2018
    Publication date: August 16, 2018
    Inventors: Takashi KUROSAWA, Naoki TAJIMA, Daisuke KOBAYASHI
  • Publication number: 20180157190
    Abstract: A scanning optical apparatus includes a light source, a deflector and an imaging optical system. The deflector deflects a beam emitted from the light source to scan a scanning surface with the beam in a main scanning direction. The imaging optical system focuses the beam on the scanning surface. The imaging optical system includes a first lens having negative power in a sub scanning direction and a second lens having positive power in the sub scanning direction, in which the sub scanning direction is parallel to the scanning surface and perpendicular to the main scanning direction. The power ?1 of the first lens, the power ?2 of the second lens and a magnification ? in the sub scanning direction of the imaging optical system satisfy the conditions ?1.2??1/?2??0.9 and ?1.3????0.8.
    Type: Application
    Filed: November 17, 2017
    Publication date: June 7, 2018
    Inventors: Daisuke KOBAYASHI, Takashi KUROSAWA, Naoki TAJIMA, Makoto OOKI, Hideo UEMURA
  • Patent number: 9978619
    Abstract: A substrate processing apparatus includes a carrier block, an end block for returning a substrate picked up from the carrier block to the carrier block, and a middle block. The middle block includes a plurality of first processing modules stacked one above another, each being configured to process the picked-up substrate and directed to the end block or the substrate returning from the end block to the carrier block; a first transfer mechanism for vertically moving to transfer the substrate that is transferred from one of the carrier and end blocks to the middle block, to a respective one of the first processing modules, and delivering the substrate to the other of the carrier and end blocks; and a second transfer mechanism for transferring the substrate from the other of the carrier and end blocks to the one thereof, without passing through the plurality of first processing modules.
    Type: Grant
    Filed: March 9, 2016
    Date of Patent: May 22, 2018
    Assignee: TOKYO ELECTRON LIMITED
    Inventors: Terutaka Yamaoka, Naoki Tajima, Koji Motoi