Patents by Inventor Shun Saito

Shun 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).

  • Publication number: 20240128747
    Abstract: A backup power supply device includes: a storage battery charged with power from an external power supply; charge switches for charging the storage batter; discharge switches that are made from a field-effect transistor and that discharge the storage battery to a load device; a control unit for controlling the charge switches and the discharge switches; and a discharge suppression section connected in series to the discharge switches. The discharge suppression section suppresses leakage of current from the storage battery only when the control unit charges the storage battery, and the battery voltage exceeds an input voltage and the difference voltage between the battery voltage and the input voltage is less than a prescribed value.
    Type: Application
    Filed: February 7, 2022
    Publication date: April 18, 2024
    Inventors: Kenji KITAMURA, Shun MOCHIZUKI, Yosuke SAITO
  • Patent number: 11952446
    Abstract: To provide a decorative film whereby formation of wrinkles is suppressed when attached to a three dimensional molded product in a stretched state, and a method for producing a decorative film-attached three dimensional molded product. The decorative film of the present invention is a decorative film having at least a base film and a top layer containing a fluorinated polymer, the top layer being disposed on one surface, wherein the surface reflection intensity Wa at a wavelength of from 0.1 to 0.3 mm and the surface reflection intensity Wb at a wavelength of from 0.3 to 1.0 mm, of the top layer as measured by using a wave scan apparatus in such a state that the decorative film is stretched by 1.5 times, are both at most 30.0.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: April 9, 2024
    Assignee: AGC Inc.
    Inventors: Shuhei Ochi, Tomoaki Gomi, Shun Saito
  • Patent number: 11827287
    Abstract: A steering angle restricting device includes an input shaft that is rotated when a steering wheel is turned, a first member that includes a first base which surrounds the input shaft and is capable of rotating together with the input shaft, and a first protrusion that protrudes in the radial direction or in the axial direction from the first base, a second member that includes a second base that surrounds the first base, and a second protrusion that protrudes from the second base and on the trajectory of the first protrusion. The second member is capable of rotating together with the first member only in the state in which the first protrusion is abutting the second protrusion, and a stopper that is provided on the trajectory of the second protrusion and is capable of restricting the turning of the steering wheel via the input shaft when the second protrusion abuts.
    Type: Grant
    Filed: June 12, 2018
    Date of Patent: November 28, 2023
    Assignee: HITACHI ASTEMO, LTD.
    Inventors: Hiroshi Fujita, Shun Saito
  • Publication number: 20230335860
    Abstract: [Problem] To provide a separator for electric storage devices that suppresses dendrite short circuits and has excellent thermal stability. [Solution] Provided is a separator for electric storage devices including: (A) a microporous layer mainly composed of (X) polypropylene; and (B) a microporous layer containing (Y) polypropylene identical or different from the polypropylene (X) and a thermoplastic elastomer that is incompatible with the polypropylene (Y). In an ND-MD sectional observation of the microporous layer (B), the area-averaged long pore diameter of pores present in the microporous layer (B) is from 150 nm to 500 nm.
    Type: Application
    Filed: December 7, 2022
    Publication date: October 19, 2023
    Inventors: Shun Saito, Kazunori Uchida, Hisashi Takeda
  • Publication number: 20230282938
    Abstract: [Problem] To provide a separator for electric storage devices that suppresses dendrite short circuits and has excellent thermal stability. [Solution] Provided is a separator for electric storage devices including: (A) a microporous layer mainly composed of (X) isotactic polypropylene; and (B) a microporous layer containing (Y) isotactic polypropylene identical or different from the isotactic polypropylene (X), and (Z) thermoplastic resin different from the isotactic polypropylene (Y). The microporous layer (B) has a lower isotactic polypropylene content than the microporous layer (A), and the thermoplastic resin (Z) has a tensile modulus of from 3 MPa to 500 MPa.
    Type: Application
    Filed: December 7, 2022
    Publication date: September 7, 2023
    Inventors: Kazunori Uchida, Shun Saito, Hisashi Takeda
  • Patent number: 11584836
    Abstract: To provide a decorative film whereby cracking is suppressed when the decorative film is adhered to a three-dimensional molded product while it is being stretched or in a stretched state. To further provide a composition, a method for producing the decorative film, and a method for producing a three-dimensional molded product provided with the decorative film. The decorative film has at least a base film and a fluororesin layer containing a fluororesin having a crosslinked structure, characterized in that the fluororesin layer contains a urethane bond and an allophanate bond, and the average molecular weight between crosslinking-points of the fluororesin layer is more than 50,000 and at most 100,000.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: February 21, 2023
    Assignee: AGC Inc.
    Inventors: Shuhei Ochi, Shiori Yoshigami, Shun Saito
  • Patent number: 11563403
    Abstract: To provide a coating material capable of forming a solar cell module excellent in the weather resistance, the power generation efficiency and the design, a cover glass, a solar cell module comprising the cover glass, and an outer wall material for building. The cover glass of the present invention is a cover glass comprising a glass plate and a layer containing a fluorinated polymer having units based on a fluoroolefin, on at least one surface of the glass plate, which has an average visible reflectance of from 10 to 100%, and an average near infrared transmittance of from 20 to 100%.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: January 24, 2023
    Assignees: AGC Inc., AGC GLASS EUROPE
    Inventors: Yu Onozaki, Tomohiro Sakai, Shun Saito, Noriyoshi Kayaba, Aichi Inoue, Tetsuji Irie
  • Publication number: 20230011940
    Abstract: A heater includes an irradiator configured to irradiate a heating object including a liquid attachment region, onto which a liquid is applied, with an active energy ray, and circuitry configured to control an output of the active energy ray emitted from the irradiator to an edge portion in the liquid attachment region of the heating object to be larger than an output of the active energy ray emitted from the irradiator to a non-edge portion in the liquid attachment region excluding the edge portion.
    Type: Application
    Filed: June 8, 2022
    Publication date: January 12, 2023
    Inventors: Ryusaku HIDA, Kazuaki KAMIHARA, Kohki ASADA, Kenji NOZAWA, Genichiroh KAWAMICHI, Hiroshi SAWASE, Yoshihiro TAKAHASHI, Shun SAITO
  • Patent number: 11414571
    Abstract: The object of the present invention is to provide a decorative film excellent in moldability and tensile strength; and a method for producing a three-dimensionally molded article with a decorative film. The decorative film of the present invention is used for decorating a three-dimensionally molded article. It is a decorative film comprising at least a substrate film layer and a clear layer, wherein the clear layer is made of a fluorinated polymer comprising units based on a fluoroolefin, units based on a monomer having no crosslinkable group, which is at least one member selected from the group consisting of a vinyl ether, a vinyl ester, an allyl ether, an allyl ester and a (meth)acrylic acid ester, and units having a crosslinkable group; and the content of the units based on a fluoroolefin is from 20 to 70 mol % to all units which the fluorinated polymer comprises.
    Type: Grant
    Filed: November 20, 2019
    Date of Patent: August 16, 2022
    Assignee: AGC Inc.
    Inventors: Shun Saito, Takashi Morizumi
  • Publication number: 20220251409
    Abstract: A liquid composition contains a macrocyclic compound enclosing a metal ion, water, and an organic solvent, wherein a recording medium where the liquid composition has been applied has at least one of an antibacterial activity or an antiviral activity.
    Type: Application
    Filed: January 27, 2022
    Publication date: August 11, 2022
    Applicant: Ricoh Company, Ltd.
    Inventors: Shun SAITO, Kento Sugita, Koichiro Oyama, Mizuki Kuroha, Satoshi Takahashi, Yuuki Yokohama, Takashi Watanabe
  • Patent number: 11286399
    Abstract: Provided is a powder coating composition, whereby a cured film excellent in water resistance, chemical resistance and weather resistance, can be formed by single coating operation, wherein a fluorinated resin layer and a polyester layer are layer-separated in the process of melting and curing the powder coating composition. A powder coating composition comprising a fluorinated resin (A), a polyester polymer (B), a curing agent (C) and an ultraviolet absorber (D), wherein the polyester polymer (B) is a polyester polymer comprising units derived from a C8-15 aromatic polybasic carboxylic acid compound and units derived from a C2-10 a polyhydric alcohol compound.
    Type: Grant
    Filed: June 12, 2017
    Date of Patent: March 29, 2022
    Assignee: AGC Inc.
    Inventors: Shun Saito, Kouji Uchida
  • Patent number: 11267255
    Abstract: An image forming method is provided. The method includes the steps of (a) applying an ink to a recording medium to form an image and (b) applying a pressure to the recording medium to which the ink has been applied. The ink comprises water, an organic solvent, and a colorant. When the ink is formed into an ink film, a maximum value of logarithmic damping ratio of the ink film is 1.50 or less and a time elapsed until the logarithmic damping ratio reaches the maximum value is 3,800 seconds or less, when measured by a rigid-body pendulum test at 60° C.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: March 8, 2022
    Assignee: Ricoh Company, Ltd.
    Inventors: Shun Saito, Hiromi Sakaguchi, Takashi Tamai, Sayuri Kojima, Yuya Hirokawa
  • Patent number: 11267232
    Abstract: To provide a decorative film in which swelling of a layer containing a fluorinated polymer is suppressed and adhesion of the layer containing the fluorinated polymer is excellent; and a method for producing a three-dimensional molded product provided with a decorative film.
    Type: Grant
    Filed: December 10, 2020
    Date of Patent: March 8, 2022
    Assignee: AGC Inc.
    Inventors: Shuhei Ochi, Shiori Yoshigami, Shun Saito, Takashi Yoshida, Yoshiya Matsuda
  • Patent number: 11173695
    Abstract: To provide a decorative film, whereby formation of wrinkles is suppressed when bonded to a three dimensional molded product in a stretched state, a method for producing a decorative film, a method for producing a decorative film-attached three dimensional molded product, and a fluorinated polymer composition. The decorative film of the present invention is a decorative film having at least a base film layer and a fluorinated layer containing a crosslinked fluorinated polymer, wherein the crosslinked fluorinated polymer is a crosslinked product of a crosslinkable polymer comprising units based on a fluoroolefin and units having a crosslinkable group, and the average molecular weight between crosslinking groups of the crosslinked fluorinated polymer is from 500 to 50,000.
    Type: Grant
    Filed: June 19, 2020
    Date of Patent: November 16, 2021
    Assignee: AGC Inc.
    Inventors: Shuhei Ochi, Tomoaki Gomi, Shun Saito
  • Patent number: 11135615
    Abstract: To provide a process for producing a coated article, capable of producing a coated article having a coating film excellent in weather resistance, using a powder coating material. A process for producing a coated article having a substrate, comprising: applying a curable powder coating material containing a curable polymer containing no fluorine atom, a curing agent and a pigment to a surface of a substrate, to form a first coating layer composed of the curable powder coating material, then applying a powder coating material containing a fluorinated polymer and containing no pigment to a surface of the first coating layer, to form a second coating layer composed of the powder coating material, and heating the first coating layer and the second coating layer simultaneously to form a coating film on the surface of the substrate.
    Type: Grant
    Filed: January 23, 2019
    Date of Patent: October 5, 2021
    Assignee: AGC INC.
    Inventors: Shun Saito, Mizuna Toyoda, Masataka Aikawa
  • Patent number: 11130870
    Abstract: To provide a powder coating material capable of forming a coating film excellent in impact resistance, flexibility and adhesion to substrate and excellent in surface smoothness even when formed under low temperature film-forming conditions. The powder coating material of the present invention is a powder coating material comprising a fluorinated polymer having units based on a fluoroolefin, units based on a monomer represented by the formula X—Z and units based on a monomer represented by the formula CHR21?CR22 (CH2)nCOOH, wherein the content of the units based on a monomer represented by the formula X—Z is from 5 to 20 mol % to all units in the fluorinated polymer, and the fluorinated polymer has a melt viscosity at 170° C. of from 20 to 100 Pa·s (in the formulae, X is a specific monovalent polymerizable group, Z is a specific alkyl group, a specific cycloalkyl group or a specific aryl group, R21 and R22 are each independently a hydrogen atom or a specific alkyl group, and n is an integer of from 0 to 12.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: September 28, 2021
    Assignee: AGC Inc.
    Inventors: Yui Hasegawa, Yuji Hara, Naoko Sumi, Shun Saito
  • Publication number: 20210237793
    Abstract: A steering angle restricting device includes an input shaft that is rotated when a steering wheel is turned, a first member that includes a first base which surrounds the input shaft and is capable of rotating together with the input shaft, and a first protrusion that protrudes in the radial direction or in the axial direction from the first base, a second member that includes a second base that surrounds the first base, and a second protrusion that protrudes from the second base and on the trajectory of the first protrusion. The second member is capable of rotating together with the first member only in the state in which the first protrusion is abutting the second protrusion, and a stopper that is provided on the trajectory of the second protrusion and is capable of restricting the turning of the steering wheel via the input shaft when the second protrusion abuts.
    Type: Application
    Filed: June 12, 2018
    Publication date: August 5, 2021
    Inventors: Hiroshi Fujita, Shun Saito
  • Patent number: 11053407
    Abstract: To provide a fluorinated coating material capable of forming a coating film excellent in water repellency and substrate adhesion. Further, to provide a method for producing the coating material, a coated article and its production method. A fluorinated coating material comprising a fluorinated polymer having the following units F, the following units 1 and the following units 2: units F: at least one type of units selected from the group consisting of units based on CF3—CH?CHF and units based on CF3—CF?CH2; units 1: at least one type of units selected from the group consisting of units having a carboxy group, units based on allyl alcohol and units based on a hydroxyalkyl allyl ether; units 2: at least one type of units selected from the group consisting of units based on a vinyl ether, units based on a vinyl ester, units based on an allyl ether (excluding a hydroxyalkyl allyl ether), units based on an allyl ester and units based on a (meth)acrylic acid ester.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: July 6, 2021
    Assignee: AGC INC.
    Inventors: Shun Saito, Takashi Morizumi
  • Patent number: 11046861
    Abstract: A powder coating material which has excellent blocking resistance and can form coating films excellent in water repellency is provided. The powder coating material of the present invention comprises a fluorinated polymer comprising from 20 to 80 mol % of units based on at least one species selected from the group consisting of CF3—CH?CHF and CF3—CF?CH2, from 18 to 60 mol % of units based on a monomer represented by the formula X1—Z1 (wherein X1 is a specific monovalent polymerizable group, and Z1 is a specific alkyl group, a specific cycloalkyl group or a specific aryl group) and units having a crosslinkable group.
    Type: Grant
    Filed: October 10, 2019
    Date of Patent: June 29, 2021
    Assignee: AGC INC.
    Inventors: Shun Saito, Takashi Morizumi
  • Patent number: 11034852
    Abstract: To provide a coated body excellent in weather resistance and excellent also in pressure marking resistance. The coated body comprises a substrate, an undercoating film, a prescribed intermediate coating film and a top coating film formed by curing a top coating material comprising the following components (1) to (3), in this order: (1) a fluorinated polymer having hydroxy groups or carboxy groups; (2) a curing agent for curing the fluorinated polymer; and (3) a prescribed ultraviolet absorber.
    Type: Grant
    Filed: June 7, 2018
    Date of Patent: June 15, 2021
    Assignee: AGC Inc.
    Inventors: Shun Saito, Shiro Ebata