Patents by Inventor Shigenori Saito

Shigenori Saito 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: 11926931
    Abstract: A resin powder for solid freeform fabrication includes a particle having a pillar-like form, wherein the ratio of the height of the particle to the diameter or the long side of the bottom of the particle is 0.5 to 2.0, the particle has a 50 percent cumulative volume particle diameter of from 5 to 200 ?m, and the ratio (Mv/Mn) of the volume average particle diameter (Mv) to the number average particle diameter (Mn) of the particle is 2.00 or less.
    Type: Grant
    Filed: June 14, 2021
    Date of Patent: March 12, 2024
    Assignee: Ricoh Company, Ltd.
    Inventors: Akira Saito, Shigenori Yaguchi, Yasuyuki Yamashita, Kiichi Kamoda, Yasuo Suzuki, Nozomu Tamoto, Hitoshi Iwatsuki, Shinzo Higuchi, Sohichiroh Iida
  • Publication number: 20220234383
    Abstract: A transfer sheet has a structure in which a polyester layer as a backing layer, a polyvinyl alcohol (PVA) layer, and a transfer layer, are stacked in this order, where the polyvinyl alcohol layer contains a diol compound and/or triol compound whose adjacent hydroxyl groups are positioned at ? or farther positions with respect to each other, and which satisfies the condition in (i): (i) a T-peel strength at a peel rate of 100 mm/min between the polyester layer and the polyvinyl alcohol layer before a transfer layer is formed but after a humidity has been adjusted in an environment of 23° C., 50% RH, is 30 mN/20 mm or greater. The transfer sheet is intended to offer a single-sheet solution for achieving both normal temperature transfer and thermal transfer when transferring a material having high adhesion to polyester or other material constituting the backing.
    Type: Application
    Filed: July 3, 2020
    Publication date: July 28, 2022
    Inventor: Shigenori SAITO
  • Patent number: 10710349
    Abstract: The objective of the present invention is to provide a thermoplastic adhesive film capable of, in a thermobonding step of a laminated body of different materials used particularly in automobile members, electronic members, construction members, etc., such as a polypropylene resin material, a polyamide resin material, and a metal material such as aluminum or steel plates, preventing deformation of the resin material and peeling due to thermal history after molding. Provided as a solution is a thermoplastic adhesive film comprising a resin composition (D) which contains a thermoplastic olefin elastomer resin (A), an acid-modified polypropylene resin (B) and a nucleating agent (C).
    Type: Grant
    Filed: March 15, 2017
    Date of Patent: July 14, 2020
    Assignee: AICELLO CORPORATION
    Inventors: Shigenori Saito, Hitoshi Asano, Hiroyuki Matsuda
  • Publication number: 20190077135
    Abstract: The objective of the present invention is to provide a thermoplastic adhesive film capable of, in a thermobonding step of a laminated body of different materials used particularly in automobile members, electronic members, construction members, etc., such as a polypropylene resin material, a polyamide resin material, and a metal material such as aluminum or steel plates, preventing deformation of the resin material and peeling due to thermal history after molding. Provided as a solution is a thermoplastic adhesive film comprising a resin composition (D) which contains a thermoplastic olefin elastomer resin (A), an acid-modified polypropylene resin (B) and a nucleating agent (C).
    Type: Application
    Filed: March 15, 2017
    Publication date: March 14, 2019
    Applicant: AICELLO CORPORATION
    Inventors: Shigenori SAITO, Hitoshi ASANO, Hiroyuki MATSUDA
  • Patent number: 10059286
    Abstract: An electric power source system for a vehicle includes a lead-acid battery electrically connected with the starting device in parallel as a first storage battery, a second storage battery electrically connected with the starting device in parallel, a switch device disposed between the lead-acid battery and the second storage battery on an electrical path connecting the lead-acid battery with the second storage battery, at least one electrical load electrically connected to the electrical path and disposed closer to the lead-acid battery, and a switch controller controlling the switch device to maintain a closed state except an engine start duration while the engine is being started by a starting device after a power of the vehicle is turned on.
    Type: Grant
    Filed: March 4, 2016
    Date of Patent: August 28, 2018
    Assignee: DENSO CORPORATION
    Inventors: Toshiyo Teramoto, Shigenori Saito
  • Patent number: 9859738
    Abstract: A battery system controller is provided which is used for a battery system including a generator, electrical loads, a lead storage battery, a high performance storage battery which has higher-power and higher-energy density, and an opening and closing switch which switches the generator and the lead storage battery, and the high performance storage battery to an electrically conducting state or an interrupted state, a terminal voltage of the high performance storage battery being controlled so as to be lower than a terminal voltage of the lead storage battery. The battery system controller includes a control unit which allows the opening and closing switch to switch from an electrically conducting state to an interrupted state on the condition that charging current flowing to the high performance storage battery is smaller than a determination value, the larger an internal resistance of the lead storage battery, the smaller the determination value is set.
    Type: Grant
    Filed: July 11, 2013
    Date of Patent: January 2, 2018
    Assignee: DENSO CORPORATION
    Inventors: Naoki Katayama, Shigenori Saito
  • Patent number: 9793722
    Abstract: A power source apparatus mounted to a vehicle is equipped with a lead-acid battery and a lithium battery. An open circuit voltage and an internal resistance of each of the batteries are determined to satisfy the following conditions (a1), (a2), and (a3): (a1) In the use range of SOC of the lead-acid battery and the use range of SOC of the lithium battery, there is an equal voltage point Vds at which the open circuit voltage V0 (Pb) of the lead-acid battery becomes equal to the open circuit voltage V0 (Li) of the lithium battery; (a2) The relationship of V0 (Li)>V0 (Pb) is satisfied in the upper limit side of the use range of SOC of the battery; and (a3) A terminal voltage Vc (Li) of the lithium battery is not more than a set voltage Vreg of a regulator when a maximum current flows in the lithium battery.
    Type: Grant
    Filed: December 9, 2013
    Date of Patent: October 17, 2017
    Assignee: DENSO CORPORATION
    Inventors: Hiroshi Tamura, Teruhiko Kameoka, Takao Suenaga, Atsushi Imai, Shigenori Saito
  • Patent number: 9751478
    Abstract: A bumper reinforcement composed of a hollow shape material includes: a rear wall; an upper wall; a lower wall; a front wall; a partition wall located between the rear wall and the front wall and extending from the upper wall to the lower wall; an upper support wall and a lower support wall located between the upper wall and the lower wall and extending from the rear wall to the partition wall; and an intermediate support wall located between the upper wall and the lower wall and extending from the front wall to the partition wall. An intersection of the partition wall with the upper support wall is located above an intersection of the partition wall with the intermediate support wall, and an intersection of the partition wall with the lower support wall is located below the intersection of the partition wall with the intermediate support wall.
    Type: Grant
    Filed: May 14, 2014
    Date of Patent: September 5, 2017
    Assignees: Nikkeiken Aluminum Core Technology Company, Ltd., Nippon Light Metal Company, Ltd.
    Inventors: Taichi Terada, Shigenori Saito, Shoji Mochizuki
  • Publication number: 20160257270
    Abstract: An electric power source system for a vehicle includes a lead-acid battery electrically connected with the starting device in parallel as a first storage battery, a second storage battery electrically connected with the starting device in parallel, a switch device disposed between the lead-acid battery and the second storage battery on an electrical path connecting the lead-acid battery with the second storage battery, at least one electrical load electrically connected to the electrical path and disposed closer to the lead-acid battery, and a switch controller controlling the switch device to maintain a closed state except an engine start duration while the engine is being started by a starting device after a power of the vehicle is turned on.
    Type: Application
    Filed: March 4, 2016
    Publication date: September 8, 2016
    Applicant: DENSO CORPORATION
    Inventors: Toshiyo TERAMOTO, Shigenori SAITO
  • Patent number: 9431850
    Abstract: The power supply unit includes a lead secondary battery (first battery) that is capable of being charged with power generated by an alternator (power generator); a lithium secondary battery (second battery) that is electrically connected in parallel to the lead secondary battery, capable of being charged with power generated by the alternator (power generator), and has higher output density or higher energy density than the lead secondary battery; and a switching means that is electrically connected between the alternator and the lead secondary battery, and the lithium secondary battery, and switches between conduction and blocking. The switching means is configured by a plurality of MOS-FETs (semiconductor switches) being connected in series such that respective parasitic diodes present in the semiconductor switches face opposite directions.
    Type: Grant
    Filed: April 27, 2011
    Date of Patent: August 30, 2016
    Assignee: DENSO CORPORATION
    Inventors: Atsushi Imai, Hiroshi Tamura, Shigenori Saito
  • Publication number: 20160121826
    Abstract: A bumper reinforcement composed of a hollow shape material includes: a rear wall; an upper wall; a lower wall; a front wall; a partition wall located between the rear wall and the front wall and extending from the upper wall to the lower wall; an upper support wall and a lower support wall located between the upper wall and the lower wall and extending from the rear wall to the partition wall; and an intermediate support wall located between the upper wall and the lower wall and extending from the front wall to the partition wall. An intersection of the partition wall with the upper support wall is located above an intersection of the partition wall with the intermediate support wall, and an intersection of the partition wall with the lower support wall is located below the intersection of the partition wall with the intermediate support wall.
    Type: Application
    Filed: May 14, 2014
    Publication date: May 5, 2016
    Inventors: Taichi TERADA, Shigenori SAITO, Shoji MOCHIZUKI
  • Patent number: 9273603
    Abstract: A power supply system mounted in a vehicle. A rotary machine is connected to an output shaft of an internal-combustion engine of the vehicle, and has a power generation function, an engine start-up function, and an engine output assist function. A first secondary battery and a second secondary battery are each electrically connected in parallel with the rotary machine. A connection switch is provided along a connecting line electrically connecting the first and second secondary batteries, where the connection switch is configured to electrically connect and disconnect the second secondary battery and a parallel connection of the first secondary battery and the rotary machine. A switch controller is configured to disconnect the second secondary battery and the parallel connection by controlling the connection switch to a current cut-off state during the engine start-up and during engine output assist.
    Type: Grant
    Filed: March 12, 2014
    Date of Patent: March 1, 2016
    Assignee: DENSO CORPORATION
    Inventors: Naoki Katayama, Shunichi Maeda, Shigenori Saito
  • Publication number: 20160023503
    Abstract: Forming a film by means of water-pressure transfer is subject to wrinkling and other problems. Accordingly, provided is a pressurization transfer film constituted by a support layer, water-soluble resin layer, and ink layer stacked on top of each other in this order, wherein a concave-convex surface is formed on the ink layer side of the water-soluble resin layer.
    Type: Application
    Filed: September 22, 2014
    Publication date: January 28, 2016
    Inventor: Shigenori SAITO
  • Patent number: 9238444
    Abstract: The present invention provides a bumper reinforcement made of a hollow material, including: a rear wall facing a vehicle body; an upper wall extending forward from a top of the rear wall; a lower wall extending forward from a bottom of the rear wall; a front wall supported only by the upper wall and the lower wall; an upper reinforcing wall extending from a middle in a height direction of the rear wall up to a middle in a front-rear direction of the upper wall; and a lower reinforcing wall extending from the middle in the height direction of the rear wall up to a middle in the front-rear direction of the lower wall, wherein: the front wall is located frontward of a virtual line passing through a foremost of the upper reinforcing wall and a foremost of the lower reinforcing wall in a cross section.
    Type: Grant
    Filed: March 8, 2013
    Date of Patent: January 19, 2016
    Assignees: Nikkeikin aluminum Core Technology, Nippon Light Metal Company, Ltd.
    Inventors: Taichi Terada, Shigenori Saito, Shoji Mochizuki
  • Patent number: 9162267
    Abstract: An extrusion die is provided with a male die through which a billet is extruded from an upstream side to a downstream side and, the male die adapted for forming an inside shape of a hollow material; and a female die for holding the male die and forming an outside shape of the hollow material. The male die is formed of a spider and a holder for holding the spider. The spider is formed of a mandrel and a plurality of bridge parts for supporting the mandrel, and enabling a distal-end outer peripheral surface to engage with a bridge-holding surface. The distal-end outer peripheral surface of each of the bridge parts and the bridge-holding surface of the holder are joined by shrink-fitting.
    Type: Grant
    Filed: August 2, 2012
    Date of Patent: October 20, 2015
    Assignees: Nippon Light Metal Company, Ltd., Nikkeikin Aluminium Core Technology Co., Ltd.
    Inventors: Haisei Hayashi, Yuji Mochizuki, Shigenori Saito, Kenji Yuza, Hiroaki Sata, Hirohumi Sugihara
  • Publication number: 20150084355
    Abstract: The present invention provides a bumper reinforcement made of a hollow material, including: a rear wall facing a vehicle body; an upper wall extending forward from a top of the rear wall; a lower wall extending forward from a bottom of the rear wall; a front wall supported only by the upper wall and the lower wall; an upper reinforcing wall extending from a middle in a height direction of the rear wall up to a middle in a front-rear direction of the upper wall; and a lower reinforcing wall extending from the middle in the height direction of the rear wall up to a middle in the front-rear direction of the lower wall, wherein: the front wall is located frontward of a virtual line passing through a foremost of the upper reinforcing wall and a foremost of the lower reinforcing wall in a cross section.
    Type: Application
    Filed: March 8, 2013
    Publication date: March 26, 2015
    Inventors: Taichi Terada, Shigenori Saito, Shoji Mochizuki
  • Publication number: 20140283577
    Abstract: An extrusion die is provided with a male die through which a billet is extruded from an upstream side to a downstream side and, the male die adapted for forming an inside shape of a hollow material; and a female die for holding the male die and forming an outside shape of the hollow material. The male die is formed of a spider and a holder for holding the spider. The spider is formed of a mandrel and a plurality of bridge parts for supporting the mandrel, and enabling a distal-end outer peripheral surface to engage with a bridge-holding surface. The distal-end outer peripheral surface of each of the bridge parts and the bridge-holding surface of the holder are joined by shrink-fitting.
    Type: Application
    Filed: August 2, 2012
    Publication date: September 25, 2014
    Applicants: Nikkeiken Aluminium Core Technology Company, Ltd., Nippon Light Metal Company, Ltd.
    Inventors: Haisei Hayashi, Yuji Mochizuki, Shigenori Saito, Kenji Yuza, Hiroaki Sata, Hirofumi Sugihara
  • Publication number: 20140265558
    Abstract: A power supply system mounted in a vehicle. A rotary machine is connected to an output shaft of an internal-combustion engine of the vehicle, and has a power generation function, an engine start-up function, and an engine output assist function. A connection switch Is configured to electrically connect and disconnect a second secondary battery and a parallel connection of a first secondary battery and the rotary machine. A first battery switch, which is connected between the first secondary battery and a first connection point disposed between the first secondary battery and the connection switch, is configured to electrically connect and disconnect the first secondary battery and the first connection point. A first electrical load is electrically connected to the first connection point. A second electrical load is electrically connected to a second connection point disposed between the second secondary battery and the connection switch.
    Type: Application
    Filed: March 14, 2014
    Publication date: September 18, 2014
    Inventors: Naoki KATAYAMA, Shigenori SAITO, Shunichi MAEDA
  • Publication number: 20140261250
    Abstract: A power supply system mounted in a vehicle. A rotary machine is connected to an output shaft of an internal-combustion engine of the vehicle, and has a power generation function, an engine start-up function, and an engine output assist function. A first secondary battery and a second secondary battery are each electrically connected in parallel with the rotary machine. A connection switch is provided along a connecting line electrically connecting the first and second secondary batteries, where the connection switch is configured to electrically connect and disconnect the second secondary battery and a parallel connection of the first secondary battery and the rotary machine. A switch controller is configured to disconnect the second secondary battery and the parallel connection by controlling the connection switch to a current cut-off state during the engine start-up and during engine output assist.
    Type: Application
    Filed: March 12, 2014
    Publication date: September 18, 2014
    Inventors: Naoki KATAYAMA, Shunichi MAEDA, Shigenori SAITO
  • Publication number: 20140091767
    Abstract: A power source apparatus mounted to a vehicle is equipped with a lead-acid battery and a lithium battery. An open circuit voltage and an internal resistance of each of the batteries are determined to satisfy the following conditions (a1), (a2), and (a3): (a1) In the use range of SOC of the lead-acid battery and the use range of SOC of the lithium battery, there is an equal voltage point Vds at which the open circuit voltage V0 (Pb) of the lead-acid battery becomes equal to the open circuit voltage V0 (Li) of the lithium battery; (a2) The relationship of V0 (Li)>V0 (Pb) is satisfied in the upper limit side of the use range of SOC of the battery; and (a3) A terminal voltage Vc (Li) of the lithium battery is not more than a set voltage Vreg of a regulator when a maximum current flows in the lithium battery.
    Type: Application
    Filed: December 9, 2013
    Publication date: April 3, 2014
    Applicant: DENSO CORPORATION
    Inventors: Hiroshi TAMURA, Teruhiko KAMEOKA, Takao SUENAGA, Atsushi IMAI, Shigenori SAITO