Patents by Inventor Kazuyuki Sakamoto

Kazuyuki Sakamoto 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: 9962980
    Abstract: A main object of the present invention is to provide a thermosensitive recording material having excellent recording color developability and recording image quality, having no inhibition of a color-developing reaction due to the adhesive component after being processed into a thermosensitive recording label (glue desensitization), and being able to withstand long-term storage while retaining excellent recording performance.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: May 8, 2018
    Assignee: OJI HOLDINGS CORPORATION
    Inventors: Masahiro Morie, Takehiro Minami, Kazuo Yamane, Toshizo Yamamoto, Kazuyuki Sakamoto, Masaharu Nojima
  • Publication number: 20180062141
    Abstract: The present invention addresses the problem of providing an organic-inorganic composite film that is useful as a separator material. The problem is addressed by an organic-inorganic composite film characterized in that a heat-resistant layer that contains inorganic heat resistant particles and a binder is provided on at least one surface of a base material film comprising a polyolefin microporous film, said organic-inorganic composite film satisfying all of the following conditions (A), (B), and (C): Condition (A): a?1.5 (a: density of heat resistant layer (g/m2/?m), condition (B): 12.74?b (b: peel strength (N) of base material film and heat resistant layer), condition (C): c?20 (c: represents the percentage change in air permeability (%) calculated from the following equation. Percentage change in air permeability (%)=|(air permeability of organic-inorganic composite film)?(air permeability of base material film)|÷(air permeability of base material film)×100).
    Type: Application
    Filed: March 8, 2016
    Publication date: March 1, 2018
    Applicants: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Kazuyuki SAKAMOTO, Hirokazu FUKUDA, Nobuo ENOKI, Shingo ITOU
  • Patent number: 9789721
    Abstract: A primary object of the present invention is to provide a thermosensitive recording material that achieves high recording density and excellent preservability of a recorded part, or to provide a thermosensitive recording material that achieves high recording density, and excellent heat resistant and resistance to thermal background fogging property in a high temperature environment, as well as excellent sticking resistance and resistance to dirt adhesion of head.
    Type: Grant
    Filed: May 20, 2014
    Date of Patent: October 17, 2017
    Assignee: OJI HOLDINGS CORPORATION
    Inventors: Suguru Takano, Kazuo Yamane, Naotaka Endo, Kazuyuki Sakamoto
  • Patent number: 9748542
    Abstract: To provide a composite porous film in which thermal shrinkage is satisfactorily suppressed even when temperature exceeds a melting temperature of a polyolefin resin, adhesion between a microporous membrane and a heat-resistant layer is improved, and dropout of an inorganic filler is suppressed. The composite porous film is composed of the heat-resistant layer formed of the inorganic filler and a binder, and the microporous membrane formed of the polyolefin resin, and the composite porous film having a primary particle size of the inorganic filler in the range of 5 nanometers to 100 nanometers.
    Type: Grant
    Filed: July 30, 2013
    Date of Patent: August 29, 2017
    Assignees: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: Kazuyuki Sakamoto, Nobuo Enoki, Yoshiyuki Oogi, Shingo Itou
  • Patent number: 9731586
    Abstract: A mount apparatus that achieves both space saving and weight saving and is excellent in fatigue strength, is provided. The mount apparatus comprises a pair of attachment parts to be attached to a car body, a vibration receiving part, fixed to the attachment parts, for receiving input vibrations from a vibration source through an elastic material, and a dropout prevention plate supporting the vibration receiving part, the attachment parts and the vibration receiving part being made of resin, wherein the dropout prevention plate is arranged so as to cover an outer surface of the vibration receiving part at a predetermined interval from the outer surface of the vibration receiving part, wherein both ends of the dropout prevention plate is fixed through the pair of attachment parts to the car body.
    Type: Grant
    Filed: January 12, 2016
    Date of Patent: August 15, 2017
    Assignees: YAMASHITA RUBBER CO., LTD., HONDA MOTOR CO., LTD.
    Inventors: Kazuyuki Sakamoto, Benjamin Linfield
  • Publication number: 20170170513
    Abstract: An electric device having a power generating element contains a positive electrode with a positive electrode active material formed on a surface of a positive electrode current collector, a negative electrode, and a separator containing an electrolyte. The positive electrode active material contains a lithium nickel-based composite oxide having a layered crystal structure capable of insertion and desorption of lithium ions, the composition represented by: [Li?Ni?]3a[NixMny-rMrCoz]3bO2, wherein M is at least one selected from the group consisting of Ti, Zr, Nb, W, P, Al, Mg, V, Ca, Sr, Cr, Fe, B, Ga, In, Si, Mo, Y, Sn, V, Cu, Ag, and Zn, and x+y+z?1, ??0.032, 0.9??+??1.2, 0<x<1, 0<y<1, 0<z<1, and 0?r?0.3, and the electrolyte has a cyclic sulfonic acid ester.
    Type: Application
    Filed: April 10, 2015
    Publication date: June 15, 2017
    Inventors: Kazuyuki Sakamoto, Manabu Nishijima, Yosuke Suzuki
  • Patent number: 9666858
    Abstract: A negative electrode for a secondary battery according to the present invention has a collector and a negative electrode active material layer formed on a surface of the collector and containing negative electrode active material particles. In the negative electrode active material layer, an insulating material is arranged between the negative electrode active material particles so as not to develop conductivity by a percolation path throughout the negative electrode active material layer. It is possible in this configuration to effectively prevent the occurrence of a short-circuit current due to an internal short circuit and the generation of heat due to such short-circuit current flow in the secondary battery while securing the battery performance of the secondary battery.
    Type: Grant
    Filed: May 25, 2011
    Date of Patent: May 30, 2017
    Assignee: NISSAN MOTOR CO., LTD.
    Inventors: Kenji Ohara, Sohei Suga, Yasuo Ohta, Tomoya Kubota, Kazuyuki Sakamoto, Takaaki Abe, Satoru Ichikawa, Kenji Hosaka, Kosuke Hagiyama, Hiroshi Miyakubo
  • Patent number: 9656498
    Abstract: The present invention provides a heat-sensitive recording material having a high recording density, excellent plasticizer resistance in recorded portions, and excellent resistance to thermal background fogging in high-temperature environments. The heat-sensitive recording material includes a heat-sensitive recording layer containing a specific sulfonamide compound.
    Type: Grant
    Filed: February 7, 2014
    Date of Patent: May 23, 2017
    Assignee: OJI HOLDINGS CORPORATION
    Inventors: Kazuo Yamane, Naotaka Endo, Hiroyuki Kido, Kazuyuki Sakamoto
  • Publication number: 20170117583
    Abstract: A non-aqueous electrolyte secondary battery is capable of suppressing a local reaction of a negative electrode active material due to the electrolyte during charging and discharging and improving a capacity retention ratio of a using a carbon material such as artificial graphite particles for the negative electrode active material. The non-aqueous electrolyte secondary battery includes a negative electrode containing a carbon-based negative electrode active material, an electrolyte layer, and a positive electrode containing a positive electrode active material, and having a tap density of the negative electrode active material of 0.96 g/cc or more.
    Type: Application
    Filed: March 20, 2015
    Publication date: April 27, 2017
    Inventors: Tomohisa Matsuno, Hirofumi Yasuda, Naoko Nishimura, Kazuyuki Sakamoto, Yosuke Suzuki, Shinnichi Tasaki
  • Publication number: 20170033418
    Abstract: A non-aqueous electrolyte secondary battery includes a power generating element having a positive electrode having a positive electrode active material layer containing lithium-nickel-manganese-cobalt composite oxide on a surface of a current collector, an electrolyte layer, and a negative electrode. At least one of the following conditions (1) to (4) is satisfied. (1) A value obtained by dividing a direct current resistance of the battery by a heat resistance in a plane direction of the battery is 0.055 or more; (2) a value obtained by dividing a direct current resistance of the battery by a heat capacity of the battery is 3.080×10?6 or more; (3) a value obtained by dividing a battery capacity by a heat resistance in a plane direction of the battery is 880 or more; and (4) a value obtained by dividing a battery capacity by a heat capacity of the battery is 0.05000 or more.
    Type: Application
    Filed: March 27, 2015
    Publication date: February 2, 2017
    Inventors: Yosuke Suzuki, Kazuyuki Sakamoto
  • Publication number: 20160332122
    Abstract: A method for manufacturing a composite porous film for fluid separation is provided. In such method, a coating film of a silica precursor is formed at least on one side of a microporous film including a fluoropolymer resin, and then applying at least one of treatment selected from heat treatment and steam treatment to convert the silica precursor into a SiO2 glass, and thus a SiO2 glass layer is formed at least on one side of the microporous film, and a composite porous film coated with the SiO2 glass is obtained. The composite porous film has both a sufficient chemical resistance and strength allowing suppression of heat deflection under a liquid at a high temperature.
    Type: Application
    Filed: July 29, 2016
    Publication date: November 17, 2016
    Applicants: JNC CORPORATION, JNC PETROCHEMICAL CORPORATION
    Inventors: KAZUYUKI SAKAMOTO, OSAMU KOJIMA, OSAMU YAMAGUCHI
  • Publication number: 20160236496
    Abstract: A main object of the present invention is to provide a thermosensitive recording material having excellent recording color developability and recording image quality, having no inhibition of a color-developing reaction due to the adhesive component after being processed into a thermosensitive recording label (glue desensitization), and being able to withstand long-term storage while retaining excellent recording performance.
    Type: Application
    Filed: September 30, 2014
    Publication date: August 18, 2016
    Applicant: Oji Holdings Corporation
    Inventors: Masahiro MORIE, Takehiro MINAMI, Kazuo YAMANE, Toshizo YAMAMOTO, Kazuyuki SAKAMOTO, Masaharu NOJIMA
  • Publication number: 20160201756
    Abstract: A mount apparatus that achieves both space saving and weight saving and is excellent in fatigue strength, is provided. The mount apparatus comprises a pair of attachment parts to be attached to a car body, a vibration receiving part, fixed to the attachment parts, for receiving input vibrations from a vibration source through an elastic material, and a dropout prevention plate supporting the vibration receiving part, the attachment parts and the vibration receiving part being made of resin, wherein the dropout prevention plate is arranged so as to cover an outer surface of the vibration receiving part at a predetermined interval from the outer surface of the vibration receiving part, wherein both ends of the dropout prevention plate is fixed through the pair of attachment parts to the car body.
    Type: Application
    Filed: January 12, 2016
    Publication date: July 14, 2016
    Inventors: Kazuyuki Sakamoto, Benjamin Linfield
  • Publication number: 20160165617
    Abstract: An access point includes: detection means detecting radar signal; detection notification means notifying other access point of radar signal detection; assessment means assessing whether to own authority to determine channel used among access points; determination means determining channel used among access points when detection means detects radar signal or when other access point notifies of radar signal detection, when owning authority; channel notification means notifying other access point of the channel determined by determination means; and change means changing the channel used between other access point to either the channel determined by determination means or to a channel notified from other access point. When a plurality of access points detect radar signal, entire system is operable through new channel.
    Type: Application
    Filed: July 18, 2014
    Publication date: June 9, 2016
    Applicant: NEC CORPORATION
    Inventors: Kazuyuki SAKAMOTO, Masao SAITO
  • Publication number: 20160082760
    Abstract: A primary object of the present invention is to provide a thermosensitive recording material that achieves high recording density and excellent preservability of a recorded part, or to provide a thermosensitive recording material that achieves high recording density, and excellent heat resistant and resistance to thermal background fogging property in a high temperature environment, as well as excellent sticking resistance and resistance to dirt adhesion of head.
    Type: Application
    Filed: May 20, 2014
    Publication date: March 24, 2016
    Applicant: OJI HOLDINGS CORPORATION
    Inventors: Suguru TAKANO, Kazuo YAMANE, Naotaka ENDO, Kazuyuki SAKAMOTO
  • Publication number: 20150367663
    Abstract: The present invention provides a heat-sensitive recording material having a high recording density, excellent plasticizer resistance in recorded portions, and excellent resistance to thermal background fogging in high-temperature environments. The heat-sensitive recording material includes a heat-sensitive recording layer containing a specific sulfonamide compound.
    Type: Application
    Filed: February 7, 2014
    Publication date: December 24, 2015
    Applicant: Oji Holdings Corporation
    Inventors: Kazuo YAMANE, Naotaka ENDO, Hiroyuki KIDO, Kazuyuki SAKAMOTO
  • Publication number: 20150221917
    Abstract: To provide a composite porous film in which thermal shrinkage is satisfactorily suppressed even when temperature exceeds a melting temperature of a polyolefin resin, adhesion between a microporous membrane and a heat-resistant layer is improved, and dropout of an inorganic filler is suppressed. The composite porous film is composed of the heat-resistant layer formed of the inorganic filler and a binder, and the microporous membrane formed of the polyolefin resin, and the composite porous film having a primary particle size of the inorganic filler in the range of 5 nanometers to 100 nanometers.
    Type: Application
    Filed: July 30, 2013
    Publication date: August 6, 2015
    Inventors: Kazuyuki Sakamoto, Nobuo Enoki, Yoshiyuki Oogi, Shingo Itou
  • Patent number: 8985451
    Abstract: A communication apparatus performing communication in a noncontact manner is provided. The communication apparatus includes a transmission control unit configured to transmit a command; a timeout period checking unit configured to check whether a timeout period during which a response to the command is waited for has elapsed; a retransmission control unit configured to retransmit the command only after the timeout period has elapsed; an error checking unit configured to check whether data received within the timeout period has an error; and a processing unit configured to regard the data received within the timeout period as a correct response to the command if the data does not have an error and perform a process in accordance with the response. If the data received within the timeout period has an error, the retransmission control unit does not retransmit the command and the timeout period checking unit continues to check whether the timeout period has elapsed.
    Type: Grant
    Filed: January 30, 2006
    Date of Patent: March 24, 2015
    Assignee: Sony Corporation
    Inventors: Katsuya Yamashita, Kazuyuki Sakamoto
  • Patent number: 8958788
    Abstract: An electrical apparatus control system includes: a control apparatus that is connected to a control target electrical apparatus and functions as a small-sized base station; a wireless terminal that wirelessly connects to the control apparatus; and a server that holds target apparatus data including a list of control target electrical apparatuses set for each control apparatus. The wireless terminal acquires the target apparatus data set for the control apparatus from the server via the control apparatus, and transmits operation data for controlling a control target electrical apparatus, to the control apparatus on the basis of a performed operation. The control apparatus controls the control target electrical apparatus on the basis of the operation data received from the wireless terminal.
    Type: Grant
    Filed: March 14, 2012
    Date of Patent: February 17, 2015
    Assignee: NEC Corporation
    Inventor: Kazuyuki Sakamoto
  • Patent number: 8815920
    Abstract: A substituted amide compound is useful as an active ingredient of a pharmaceutical composition, in particular a pharmaceutical composition for treating diseases caused by lysophosphatidic acid (LPA). The compound is of a formula: In this formula, A is an optionally substituted aryl, etc.; B is an optionally substituted 5-membered aromatic hetero ring group; X is a single bond or —(CRX1RX2)n—; n is 1, 2, 3, or 4; RX1 and RX2 are hydrogen, etc.; Y1 to Y5 are each CRY or N; each RY is hydrogen, etc.; R1 and R2 are hydrogen, etc.; m is 1, 2, or 3; R3 is hydrogen, etc.; and R4 is an optically substituted lower alkyl, etc.
    Type: Grant
    Filed: March 4, 2013
    Date of Patent: August 26, 2014
    Assignee: Astellas Pharma Inc.
    Inventors: Eiji Kawaminami, Tatsuhisa Takahashi, Takatoshi Kanayama, Yuta Fukuda, Hiroyuki Kaizawa, Yutaka Kondoh, Ryushi Seo, Kazuyuki Kuramoto, Kazuhiko Take, Kazuyuki Sakamoto