Patents by Inventor Katsunori Takahashi

Katsunori Takahashi 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: 10696812
    Abstract: The present invention aims to provide a porous polyvinyl acetal object and a nonwoven polyvinyl acetal fabric each capable of exhibiting significantly high shock absorption. Provided is a porous polyvinyl acetal object having a large number of cells, including: a polyvinyl acetal; and a plasticizer, the porous object having an open cell ratio of 10% or higher, the porous object in the form of a sample with a size of 10 cm in length, 10 cm in width, and 4 mm in thickness having a coefficient of rebound (rebounding height/drop height) of 0.1 or lower in measurement of a rebounding height of a ½-inch SUS ball in conformity with JIS B 1501 dropped from a given drop height to the center of the sample placed on an iron plate with a size of 10 cm or more in length, 10 cm or more in width, and 1 cm in thickness.
    Type: Grant
    Filed: July 19, 2017
    Date of Patent: June 30, 2020
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventor: Katsunori Takahashi
  • Publication number: 20200157303
    Abstract: The present invention aims to provide a resin foam, a resin foam sheet, an adhesive tape, a member for a vehicle, and a member for a building that are capable of exhibiting very high sound insulation properties. Provided is a resin foam having a multitude of cells, the resin foam containing: a thermoplastic resin; and a plasticizer, the resin foam having a minimum loss factor of a primary anti-resonance frequency in the range of 20° C. to 60° C. of 0.05 or higher and a secondary anti-resonance frequency in the range of 20° C. to 60° C. of 300 to 800 Hz as measured by mechanical impedance measurement (MIM) in conformity with JIS G0602.
    Type: Application
    Filed: July 5, 2018
    Publication date: May 21, 2020
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Katsunori TAKAHASHI, Kazuhiko NAKAYAMA, Yoshikazu MASUYAMA, Juichi FUKATANI, Tomohiro HIDA
  • Publication number: 20200139483
    Abstract: A resistance welding machine includes a first electrode and a second electrode which are configured so that the first and second electrodes can hold a workpiece therebetween and apply a current to the workpiece. The first electrode includes a first inner electrode and a first outer electrode disposed outside the first inner electrode at a predetermined interval. The second electrode includes a second inner electrode and a second outer electrode disposed outside the second inner electrode at a predetermined interval. The resistance welding machine further includes a control unit that can control a pressing state of the workpiece with the first and second electrodes according to predetermined welding conditions and selects a pair of electrodes that apply a current to the workpiece from the first inner electrode, the first outer electrode, the second inner electrode, and the second outer electrode.
    Type: Application
    Filed: October 22, 2019
    Publication date: May 7, 2020
    Applicant: MAZDA MOTOR CORPORATION
    Inventors: Kojiro YAMAGUCHI, Katsunori TAKAHASHI, Motonori MORIWAKI, Masanori NAKAI, Koichiro ICHIHARA, Yasuhiro TOMINAGA, Naoki UJIHIRA
  • Publication number: 20200101698
    Abstract: A joining apparatus is an apparatus for performing joining of a joining target object including multiple members stacked on each other and a thermosetting adhesive arranged on joining target portions of the multiple members. The joining apparatus includes a first electrode; a second electrode; a pressurization mechanism configured to cause the first and second electrodes to pressure-contact the surface of the joining target object in the vicinity of the joining target portions; a power source configured to distribute power to between the first electrode and the second electrode; and a control unit configured to distribute the power to between both electrodes by the power source in a state in which the first electrode and the second electrode pressure-contact the surface by the pressurization mechanism, thereby performing joining of the joining target object by curing of the thermosetting adhesive by resistance heating generated at the joining target object.
    Type: Application
    Filed: September 26, 2019
    Publication date: April 2, 2020
    Applicant: MAZDA MOTOR CORPORATION
    Inventors: Kojiro YAMAGUCHI, Katsunori TAKAHASHI, Motonori MORIWAKI, Masanori NAKAI, Koichiro ICHIHARA, Yasuhiro TOMINAGA, Naoki UJIHIRA
  • Patent number: 10597508
    Abstract: There is provided an electromagnetic wave shielding material excellent in moldability and developing a good electromagnetic wave shielding function. The electromagnetic wave shielding material 1 contains a synthetic resin 11, and an exfoliated graphite 12 being a layered body of graphene and having a number of graphene layers of 200 or smaller and an aspect ratio of 20 or higher.
    Type: Grant
    Filed: November 26, 2013
    Date of Patent: March 24, 2020
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Katsunori Takahashi, Kensuke Tsumura, Kazuhiro Sawa
  • Publication number: 20200061962
    Abstract: The present invention aims to provide an anisotropic heating sheet which is capable of emitting generated heat in a specific direction to efficiently utilize its energy, and which has excellent handleability. The present invention also aims to provide an interlayer film for a laminated glass and a laminated glass each including the anisotropic heating sheet. Provided is an anisotropic heating sheet including: a laminate including an aerogel layer containing an aerogel and a heating layer, the aerogel layer having a tensile strain at break of 0.1% or higher as determined by a tensile test in conformity with JIS C 2151.
    Type: Application
    Filed: February 22, 2018
    Publication date: February 27, 2020
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Shougo YOSHIDA, Katsunori TAKAHASHI, Moyuru OKANO, Masaki YAMAMOTO
  • Patent number: 10469711
    Abstract: A colorimetric device includes: a feeding unit configured to feed a transfer medium; a colorimeter configured to perform colorimetry of an image that is formed on the transfer medium and that has a color boundary in a feeding direction; and a colorimetry control unit configured to control the feeding unit and the colorimeter, wherein the colorimetry control unit acquires color information related to the color boundary of the image and determines the color boundary of the image based on the color information and a result of the colorimetry performed by the colorimeter.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: November 5, 2019
    Assignee: Konica Minolta, Inc.
    Inventors: Kenichi Hayashi, Hiroyuki Futami, Katsunori Takahashi, Takashi Nara, Tatsuhiro Noutomi
  • Publication number: 20190321059
    Abstract: A reentry catheter having a catheter body having a lumen extending axially through a length of the catheter body, a distal port in communication with the lumen, and a flexible distal tip positioned at a distal end of the catheter body. The distal tip can have a first planar surface and a second planar surface that are angled to form a tapered portion in the distal tip. A thickness of the tapered portion in a first direction can decrease along the length of the tapered portion and can be less than a width of the tapered portion in a second direction at every point along the length of the tapered portion such that the tapered portion of the tip is more flexible when bent in the first direction than in the second direction, the second direction being normal to the first direction.
    Type: Application
    Filed: April 23, 2019
    Publication date: October 24, 2019
    Inventors: Katsunori Takahashi, Muneya Furukawa
  • Publication number: 20190322084
    Abstract: The present invention aims to provide a heat insulation sheet having excellent heat insulation properties, and an interlayer film for a laminated glass and a laminated glass each including the heat insulation sheet. Provided is a heat insulation sheet including: a laminate including an aerogel layer containing an aerogel and a resin layer containing a thermoplastic resin, the resin layer being stacked on at least one surface of the aerogel layer.
    Type: Application
    Filed: February 22, 2018
    Publication date: October 24, 2019
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventors: Shougo YOSHIDA, Katsunori TAKAHASHI, Moyuru OKANO, Daisuke NAKAJIMA
  • Patent number: 10377838
    Abstract: Provided is a resin composite material in which a carbon material with a graphene structure is dispersed in a synthetic resin and which has a high mechanical strength and a low linear expansion coefficient and a method for producing the resin composite material. A resin composite material contains a synthetic resin and a carbon material with a graphene structure dispersed in the synthetic resin, wherein the synthetic resin is grafted onto the carbon material and the grafting ratio thereof onto the carbon material is 5% to 3300% by weight. A method for producing a resin composite material includes the steps of: preparing a resin composite containing a synthetic resin and a carbon material with a graphene structure dispersed in the synthetic resin; and grafting the synthetic resin onto the carbon material concurrently with or after the step of preparing the resin composite.
    Type: Grant
    Filed: September 2, 2011
    Date of Patent: August 13, 2019
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Nobuhiko Inui, Daisuke Mukohata, Mitsuru Naruta, Kensuke Tsumura, Kazuhiro Sawa, Katsunori Takahashi, Koji Taniguchi
  • Patent number: 10309401
    Abstract: A vacuum exhaust system which exhausts gas from chambers and which comprises a plurality of branch channels for the exhaustion of the gas from the chambers, a main pipeline in the form of a confluence of the plurality of branch channels, channel open-close valves fitted to correspond with each of the said plurality of branch channels, a channel-switching valve connecting the main channel and a plurality of selection channels and allowing flow between the main channel and any one of the plurality of selection channels, a first pump which functions as a gas exhaust means in the molecular flow region of the gas and is fitted to one of the plurality of branch channels, and second pumps which function as gas exhaust means in the viscous flow region of the gas and are fitted to the plurality of selection channels.
    Type: Grant
    Filed: January 6, 2016
    Date of Patent: June 4, 2019
    Assignee: Edwards Limited
    Inventors: Nigel Paul Schofield, Andrew Seeley, Katsumi Nishimura, Katsunori Takahashi
  • Publication number: 20190143564
    Abstract: A method for reducing gel in a polymer kneaded compound flowing in a polymer flow duct includes flowing a polymer kneaded compound in a polymer flow duct to a gel reduction mechanism including a gel reduction member having one or more through holes defining a squeezing flow path having a flow path cross-sectional area smaller than the polymer flow duct. The squeeze ratio S1/S2 of the squeezing flow path is 25 to 177.8, where S1 is a flow path cross-sectional area of the polymer flow duct and S2 is a sum total of flow path cross-sectional area of the squeezing flow path, to generate an extensional flow in the kneaded compound.
    Type: Application
    Filed: November 9, 2018
    Publication date: May 16, 2019
    Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    Inventors: Yoshinori KURODA, Tsugushi FUKUI, Kazuo YAMAGUCHI, Takaya UDA, Katsunori TAKAHASHI, Sayaka YAMADA
  • Publication number: 20190127544
    Abstract: The present invention aims to provide a porous polyvinyl acetal object and a nonwoven polyvinyl acetal fabric each capable of exhibiting significantly high shock absorption. Provided is a porous polyvinyl acetal object having a large number of cells, including: a polyvinyl acetal; and a plasticizer, the porous object having an open cell ratio of 10% or higher, the porous object in the form of a sample with a size of 10 cm in length, 10 cm in width, and 4 mm in thickness having a coefficient of rebound (rebounding height/drop height) of 0.1 or lower in measurement of a rebounding height of a ½-inch SUS ball in conformity with JIS B 1501 dropped from a given drop height to the center of the sample placed on an iron plate with a size of 10 cm or more in length, 10 cm or more in width, and 1 cm in thickness.
    Type: Application
    Filed: July 19, 2017
    Publication date: May 2, 2019
    Applicant: SEKISUI CHEMICAL CO., LTD.
    Inventor: Katsunori TAKAHASHI
  • Patent number: 10191696
    Abstract: An image forming system includes: a first image forming apparatus; and a second image forming apparatus connected on a downstream side of the first image forming apparatus in a paper conveying direction, wherein the first image forming apparatus includes: a first expander that expands a first image having image expansion time per page including first time; and a first image former that forms the first image expanded by the first expander, onto a first face of paper, and the second image forming apparatus includes: a second expander that expands a second image having image expansion time per page including second time longer than the first time; and a second image former that forms the second image expanded by the second expander, onto the first face on which the first image has been formed.
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: January 29, 2019
    Assignee: KONICA MINOLTA, INC.
    Inventors: Akira Okamoto, Katsunori Takahashi, Takashi Nara, Kenji Yamamoto
  • Patent number: 10165141
    Abstract: An image forming apparatus includes: an image forming section that forms an image; and an image forming control section that acquires information on a detection result of the image by a first image detecting section which has relatively higher failure detection accuracy than that of a second image detecting section, and information on a detection result of the image by the second image detecting section which has relatively higher color measurement accuracy than that of the first image detecting section, wherein the image forming control section acquires second image detection information in a region that has been detected by the second image detecting section and in which an exclusion detection region has been removed, based on the exclusion detection region that has been determined to contain a failure in the image, by first image detection information based on the detection result of the first image detecting section.
    Type: Grant
    Filed: September 30, 2016
    Date of Patent: December 25, 2018
    Assignee: KONICA MINOLTA, INC.
    Inventors: Kenichi Hayashi, Hiroyuki Futami, Katsunori Takahashi, Takashi Nara, Tatsuhiro Noutomi
  • Patent number: 10047219
    Abstract: Provided is a polyolefin-based resin composition capable of obtaining a molded product having a high modulus of elongation and a low coefficient of linear expansion. The polyolefin-based resin composition includes a polyolefin-based resin containing either one or both of an acid-modified polyolefin-based resin and a polyolefin-based resin with a hydroxyl group, and flaked graphite. The flaked graphite is uniformly dispersed in the polyolefin-based resin. As a result, a molded product formed by using the polyolefin-based resin composition has excellent mechanical strength such as a high modulus of elongation, a low coefficient of linear expansion, and high dimensional stability, and can be used for various applications such as a material that is suitable for use as the exterior panels of automobiles or a steel sheet replacement material.
    Type: Grant
    Filed: June 16, 2011
    Date of Patent: August 14, 2018
    Assignee: SEKISUI CHEMICAL CO., LTD.
    Inventors: Katsunori Takahashi, Daisuke Mukohata, Mitsuru Naruta, Kouji Taniguchi, Naoyuki Nagatani, Shouji Nozato
  • Publication number: 20180129456
    Abstract: An image forming system includes: a first image forming apparatus; and a second image forming apparatus connected on a downstream side of the first image forming apparatus in a paper conveying direction, wherein the first image forming apparatus includes: a first expander that expands a first image having image expansion time per page including first time; and a first image former that forms the first image expanded by the first expander, onto a first face of paper, and the second image forming apparatus includes: a second expander that expands a second image having image expansion time per page including second time longer than the first time; and a second image former that forms the second image expanded by the second expander, onto the first face on which the first image has been formed.
    Type: Application
    Filed: October 23, 2017
    Publication date: May 10, 2018
    Applicant: KONICA MINOLTA, INC.
    Inventors: Akira OKAMOTO, Katsunori TAKAHASHI, Takashi NARA, Kenji YAMAMOTO
  • Patent number: 9964902
    Abstract: A fixing device includes: a fixing member; a pressure member pressed against the fixing member; a plurality of halogen lamp heaters configured to heat the fixing member; a temperature detecting unit configured to detect a temperature of the fixing member; and a control unit configured to perform half-wave control on at least one first halogen lamp heater by calculating an output Duty and performing energization or de-energization for each half-wave of an AC waveform, and perform switch on/off control on a second halogen lamp heater, the second halogen lamp heater being other than the first halogen lamp heater, wherein the first halogen lamp heater and the second halogen lamp heater have reference voltages satisfying the reference voltage of the first halogen lamp heater<the reference voltage of the second halogen lamp heater, the reference voltages being set in accordance with densities of contained halogen gases.
    Type: Grant
    Filed: September 14, 2016
    Date of Patent: May 8, 2018
    Assignee: KONICA MINOLTA, INC.
    Inventors: Tatsuhiro Noutomi, Hiroyuki Futami, Katsunori Takahashi, Kenichi Hayashi, Takashi Nara
  • Patent number: 9955045
    Abstract: A reading apparatus configured to read a plurality of colorimetric patches in different colors formed on a paper sheet and trigger patches formed so as to correspond to the colorimetric patches includes: a colorimeter configured to read the colorimetric patches; a trigger sensor configured to read the trigger patches; and a controller configured to control a reading region, wherein the controller has a colorimetry region determination mode in which the reading region is determined and a colorimetry adjustment mode in which the reading region is controlled, and in the colorimetry region determination mode, after the reading regions are set to states where the reading regions are gradually shifted in a reading direction, the reading results for the colorimetric patches are collected and thereafter, a region for which a state consistent with a characteristic of the colorimetric patch has been obtained as the reading result is determined as the reading region.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: April 24, 2018
    Assignee: KONICA MINOLTA, INC.
    Inventors: Kenichi Hayashi, Katsunori Takahashi, Takashi Nara, Takahiro Yokoya, Tatsuhiro Noutomi
  • Publication number: 20180003178
    Abstract: A vacuum exhaust system which exhausts gas from chambers and which comprises a plurality of branch channels for the exhaustion of the gas from the chambers, a main pipeline in the form of a confluence of the plurality of branch channels, channel open-close valves fitted to correspond with each of the said plurality of branch channels, a channel-switching valve connecting the main channel and a plurality of selection channels and allowing flow between the main channel and any one of the plurality of selection channels, a first pump which functions as a gas exhaust means in the molecular flow region of the gas and is fitted to one of the plurality of branch channels, and second pumps which function as gas exhaust means in the viscous flow region of the gas and are fitted to the plurality of selection channels.
    Type: Application
    Filed: January 6, 2016
    Publication date: January 4, 2018
    Inventors: Nigel Paul Schofield, Andrew Seeley, Katsumi Nishimura, Katsunori Takahashi