Patents by Inventor Toshikazu Yoshida

Toshikazu Yoshida 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: 20140146240
    Abstract: Provided a circuit board including an input terminal to which a high-frequency signal is input, a high-frequency amplifier for amplifying the high-frequency signal input to the input terminal, at least one distributor distributing the high-frequency signal, a plurality of high-frequency processing circuits of which transmission path lengths for inputting each of the high-frequency signals distributed by the distributor into signal inputting sections of the plurality of high-frequency processing circuits are different from one another, and a plurality of attenuating devices which are mounted at previous stages of each of the plurality of high-frequency processing circuits and possess amounts of attenuation which increase with decrease of the transmission path lengths.
    Type: Application
    Filed: July 18, 2012
    Publication date: May 29, 2014
    Applicant: Sony Corporation
    Inventors: Toshikazu Yoshida, Hideaki Ozawa
  • Publication number: 20140127561
    Abstract: To provide a high-capacity non-aqueous electrolyte secondary battery with superior output characteristics and durability. The present invention is a non-aqueous electrolyte secondary battery including a negative electrode and a non-aqueous electrolyte, the non-aqueous electrolyte secondary battery characterized in that the non-aqueous electrolyte includes lithium bis(oxalato)borate, the negative electrode has a negative electrode core and a negative electrode active material layer formed on the negative electrode core, and the negative electrode active material is graphite particles having a D90/D10 ratio of three or more, D10 being the 10% particle size and D90 being the 90% particle size in a cumulative particle size distribution of the volume standard of the graphite particles.
    Type: Application
    Filed: July 16, 2013
    Publication date: May 8, 2014
    Inventors: Shinichi Yamami, Toshikazu Yoshida, Toyoki Fujihara, Toshiyuki Nohma
  • Patent number: 8657624
    Abstract: A waterproof connector configured such that parts constituting the connector can be assembled together in a work site and can be assembled easily. The waterproof connector is provided with a terminal (40) joined by crimping to a conductor (121) of a cable (12), a retaining sleeve (60) mounted so as to extend from the vicinity of the rearward end of the terminal (40) and across an outer casing (122) of the cable (12), a body housing (70) having formed therein a tubular bore (71) for containing the retaining sleeve (60), and a fastening nut (90) mounted on the rearward end side of the body housing (70).
    Type: Grant
    Filed: August 20, 2009
    Date of Patent: February 25, 2014
    Assignee: Yukita Electric Wire Co., Ltd.
    Inventor: Toshikazu Yoshida
  • Publication number: 20140045017
    Abstract: In a prismatic nonaqueous electrolyte secondary battery according to an embodiment of the invention, a flat winding electrode assembly and a nonaqueous electrolyte are housed in a prismatic outer body. A positive electrode includes a positive electrode substrate exposed portion formed along the longitudinal direction. A negative electrode includes a negative electrode substrate exposed portion formed along the longitudinal direction. The nonaqueous electrolyte contains a lithium salt having an oxalate complex as an anion at the time of making the nonaqueous electrolyte secondary battery. The winding electrode assembly has a winding end of the negative electrode disposed on a further outer side than that of the positive electrode. The winding number of the positive electrode and the negative electrode are each 15 or more.
    Type: Application
    Filed: August 8, 2013
    Publication date: February 13, 2014
    Applicant: SANYO ELECTRIC CO., LTD.
    Inventors: Taiki Nonaka, Keisuke Minami, Toshikazu Yoshida, Toyoki Fujihara, Toshiyuki Nohma
  • Publication number: 20140045035
    Abstract: A nonaqueous electrolyte secondary battery includes: an electrode assembly including a positive electrode plate and a negative electrode plate disposed with a separator interposed therebetween; and an outer body storing the electrode assembly and a nonaqueous electrolyte. The nonaqueous electrolyte contains an additive to form a covering on a surface of a positive electrode active material and LiPF2O2. Preferably, the additive to form the covering on the surface of the positive electrode active material is 1,3-propane sultone. Preferably, a lithium-transition metal compound contains at least one of nickel and manganese.
    Type: Application
    Filed: August 8, 2013
    Publication date: February 13, 2014
    Applicant: SANYO ELECTRIC CO., LTD.
    Inventors: Toshikazu Yoshida, Toyoki Fujihara, Toshiyuki Nohma
  • Publication number: 20140045056
    Abstract: To provide with high productivity a non-aqueous electrolyte secondary battery having superior battery characteristics and a high capacity. The present invention is a non-aqueous electrolyte secondary battery including a negative electrode and a non-aqueous electrolyte. In this non-aqueous electrolyte secondary battery, the non-aqueous electrolyte includes lithium bis(oxalato)borate and/or lithium difluorophosphate, the negative electrode has a negative electrode core and a negative electrode active material layer formed on the negative electrode core, a negative electrode protecting layer including insulating inorganic particles is provided on the surface of the negative electrode active layer, the porosity of the negative electrode protecting layer is equal to or greater than the porosity of the negative electrode active material layer, and the battery capacity of the non-aqueous electrolyte secondary battery is equal to or greater than 21 Ah.
    Type: Application
    Filed: July 16, 2013
    Publication date: February 13, 2014
    Inventors: Shinichi Yamami, Toshikazu Yoshida, Toyoki Fujihara, Toshiyuki Nohma
  • Publication number: 20140045011
    Abstract: To provide with high productivity a non-aqueous electrolyte secondary battery having superior battery characteristics and a high capacity. The present invention is a non-aqueous electrolyte secondary battery including a battery assembly having a negative electrode, a positive electrode and a separator, as well as a non-aqueous electrolyte. In this non-aqueous electrolyte secondary battery, the non-aqueous electrolyte includes lithium bis(oxalato)borate, the negative electrode has a negative electrode core and a negative electrode active material layer formed on the negative electrode core, the packing density of the negative electrode active material layer is from 1.1 g/ml to 1.38 g/ml, and the battery capacity of the non-aqueous electrolyte secondary battery is equal to or greater than 21 Ah.
    Type: Application
    Filed: July 16, 2013
    Publication date: February 13, 2014
    Inventors: Shinichi Yamami, Toshikazu Yoshida, Toyoki Fujihara, Toshiyuki Nohma
  • Publication number: 20140045043
    Abstract: A nonaqueous electrolyte secondary battery according to an embodiment of the present invention includes an electrode assembly and a nonaqueous electrolyte. The electrode assembly includes a positive electrode, a negative electrode, and a separator. The negative electrode is opposed to the positive electrode. The separator is disposed between the positive electrode and the negative electrode. The capacity of the battery is not less than 21 Ah. The negative electrode is provided on the outer periphery side of the electrode assembly. The nonaqueous electrolyte contains lithium difluorophosphate.
    Type: Application
    Filed: August 8, 2013
    Publication date: February 13, 2014
    Applicant: SANYO ELECTRIC CO., LTD.
    Inventors: Taiki Nonaka, Keisuke Minami, Toshikazu Yoshida, Toyoki Fujihara, Toshiyuki Nohma
  • Publication number: 20130323606
    Abstract: The present invention is aimed at providing a nonaqueous electrolyte secondary battery capable of improving cycling characteristics by improving a positive electrode active material when particles with a structure in which primary particles are aggregated to front, secondary particles are used as the positive electrode active material of the nonaqueous electrolyte secondary battery, thereby permitting preferred use as a power supply of a hybrid electric car or the like. The positive electrode active material includes secondary particles 20 composed of aggregated primary particles 21, the primary particles 21 have an aspect ratio of 2.0 or more and 10.0 or less, and in powder X-ray diffraction measurement using CuK? ray, the positive electrode active material satisfies 0.10°?FWHM110 ?0.30° wherein FWHM110 represents a full width at half maximum of a 110 diffraction peak present within a range of diffraction angle 2? of 64.5°±1.0°.
    Type: Application
    Filed: December 28, 2011
    Publication date: December 5, 2013
    Applicant: SANYO ELECTRIC CO., LTD.
    Inventors: Toshikazu Yoshida, Fumiharu Niina, Hiroshi Kawada, Yoshinori Kida
  • Patent number: 8587729
    Abstract: The present invention relates to a receiver capable of reducing influence of disturbance waves and capable of receiving analog and digital broadcast signals without interference with a single front end module, without leading to complexity of the configuration. A receiver 10 includes, on a module board 11, a first terrestrial wave tuner 16 and second terrestrial wave tuner 17 which receive broadcast signals of a first frequency band, and a first satellite wave tuner 14 which receives broadcast signals of a second frequency band different from the first frequency band, with the first satellite wave tuner 14 being situated between the first terrestrial wave tuner 16 and the second terrestrial wave tuner 17. The present invention can be applied to receivers receiving broadcast signals of different frequency bands, for example.
    Type: Grant
    Filed: July 9, 2010
    Date of Patent: November 19, 2013
    Assignee: Sony Corporation
    Inventors: Toshikazu Yoshida, Hideaki Ozawa, Mitsuru Ikeda, Hidetoshi Kurihara, Koji Yoshida, Masaru Shimanuki, Tadashi Imai
  • Patent number: 8382579
    Abstract: The present invention relates to a card stack reader, a card thereof, a card case, a method for manufacturing the card, a game machine using the same, and a computer-readable storage medium on which a game program is recorded. The card stack reader comprises an imaging unit which reads an image from a peripheral side portion of a stack of cards, each card having a read code along a peripheral side edge thereof, the read code identifying the card, and a code recognizing unit which recognizes the read code of each card from the image read by the imaging unit.
    Type: Grant
    Filed: February 26, 2008
    Date of Patent: February 26, 2013
    Assignee: Sega Corporation
    Inventors: Toshikazu Yoshida, Hidenori Shiba, Toshiyuki Kaji, Takao Yamauchi, Fumihiro Kato, Akira Nishino, Toru Ohara, Takaharu Terada
  • Publication number: 20130017448
    Abstract: In a nonaqueous electrolyte secondary battery including a positive electrode (11) whose surface has a positive electrode mixture layer containing a mixture of a conductive carbon material and a positive electrode active material containing a lithium-containing transition metal composite oxide having a layer structure and represented by the general formula LiaNixM(1-x)O2 (where M represents one or more kinds of elements, and a and x satisfy the conditions 0<a?1.2 and 0.4?x?1, respectively), the proportion of carbon atoms relative to the total atoms on the surface of the positive electrode is made to be not less than 80%.
    Type: Application
    Filed: March 10, 2011
    Publication date: January 17, 2013
    Applicant: SANYO ELECTRIC CO., LTD.
    Inventors: Akihiro Suzuki, Fumiharu Niina, Shingo Tode, Toshikazu Yoshida, Yoshinori Kida
  • Patent number: 8323839
    Abstract: A nonaqueous electrolyte secondary battery in which the decomposition of an electrolyte solution is reduced exhibits high coulombic efficiency and excellent charge and discharge cycle performance, and has high energy density. This nonaqueous electrolyte secondary battery includes a negative electrode that is formed by depositing a thin film of active material on a collector by a CVD method, sputtering, evaporation, thermal spraying, or plating, wherein the thin film of the active material can lithiate and delithiate and is divided into columns by cracks formed in the thickness direction, and the bottom of each column is adhered to the collector; a positive electrode that can lithiate and delithiate; and a nonaqueous electrolyte solution containing a lithium salt in a nonaqueous solvent. The electrolyte solution contains a compound expressed by a general formula (I).
    Type: Grant
    Filed: September 26, 2005
    Date of Patent: December 4, 2012
    Assignees: SANYO Electric Co., Ltd., Mitsubishi Chemical Corporation
    Inventors: Noriyuki Tamura, Toshikazu Yoshida, Maruo Kamino, Shin Fujitani, Masahiro Takehara, Makoto Ue
  • Publication number: 20120149227
    Abstract: A waterproof connector configured such that parts constituting the connector can be assembled together in a work site and can be assembled easily. The waterproof connector is provided with a terminal (40) joined by crimping to a conductor (121) of a cable (12), a retaining sleeve (60) mounted so as to extend from the vicinity of the rearward end of the terminal (40) and across an outer casing (122) of the cable (12), a body housing (70) having formed therein a tubular bore (71) for containing the retaining sleeve (60), and a fastening nut (90) mounted on the rearward end side of the body housing (70).
    Type: Application
    Filed: August 20, 2009
    Publication date: June 14, 2012
    Applicant: YUKITA ELECTRIC WIRE CO., LTD.
    Inventor: Toshikazu Yoshida
  • Patent number: 8191896
    Abstract: A card game apparatus includes a large-size panel display, a main control unit that controls screens on the large-size panel display, and a plurality of terminal apparatuses that are communicably connected to the main control unit. A game player purchases an integrated circuit card and, for example, eleven player cards on each of which, a soccer player's photograph is printed. When the game player arranges the player cards on a player card arrangement panel of one of the terminal apparatuses, card data recorded on the back of the player card will be read by an internal image sensor. Then, a team is organized by the player cards, and a game starts. The game player can direct a player's position and formation by changing placement of the player card.
    Type: Grant
    Filed: November 30, 2007
    Date of Patent: June 5, 2012
    Assignee: Sega Corporation
    Inventors: Toshiyuki Kaji, Toshikazu Yoshida, Hidenori Shiba, Takao Yamauchi, Fumihiro Kato, Junichi Tsuchiya, Yoshitaka Maeyama, Jinichiro Okuda, Mitsuhiko Kakita
  • Publication number: 20120135315
    Abstract: A non-aqueous electrolyte secondary battery is provided that uses as a positive electrode active material a low-cost lithium-containing transition metal composite oxide containing Ni and Mn as its main components, to improve the output power characteristics so that it can be used suitably for an electric power source for, for example, hybrid electric vehicles. A non-aqueous electrolyte secondary battery has a positive electrode (11) containing a positive electrode active material, a negative electrode (12) containing a negative electrode active material, and a non-aqueous electrolyte solution (14) in which a solute is dissolved in a non-aqueous solvent. In the positive electrode active material, Nb2O5 in which the amount of niobium is 0.5 mol % with respect to the total amount of the transition metals and TiO2 in which the amount of titanium is 0.5 mol % with respect to the total amount of the transition metals are disposed on a surface of Li1.06Ni10.56Mn10.38O2.
    Type: Application
    Filed: August 6, 2010
    Publication date: May 31, 2012
    Applicant: SANYO Electric Co., Ltd.
    Inventors: Fumiharu Niina, Akihiro Suzuki, Toshikazu Yoshida, Shingo Tode, Yoshinori Kida, Hiroyuki Fujimoto
  • Publication number: 20120113324
    Abstract: The present invention relates to a receiver capable of reducing influence of disturbance waves and capable of receiving analog and digital broadcast signals without interference with a single front end module, without leading to complexity of the configuration. A receiver 10 includes, on a module board 11, a first terrestrial wave tuner 16 and second terrestrial wave tuner 17 which receive broadcast signals of a first frequency band, and a first satellite wave tuner 14 which receives broadcast signals of a second frequency band different from the first frequency band, with the first satellite wave tuner 14 being situated between the first terrestrial wave tuner 16 and the second terrestrial wave tuner 17. The present invention can be applied to receivers receiving broadcast signals of different frequency bands, for example.
    Type: Application
    Filed: July 9, 2010
    Publication date: May 10, 2012
    Applicant: SONY CORPORATION
    Inventors: Toshikazu Yoshida, Hideaki Ozawa, Mitsuru Ikeda, Hidetoshi Kurihara, Koji Yoshida, Masaru Shimanuki, Tadashi Imai
  • Patent number: 8172229
    Abstract: A card game system, including a plurality of terminal apparatuses, a card data reading unit for detecting unique data of each of cards when an operator arranges and manipulates a set of cards selected by the operator on a flat surface of the panel on the terminal apparatus, and a game execution unit which is arranged to organize a playing team in a virtual game space based on the data detected from the cards placed on the flat surface of the panel and to execute a game against another playing team organized on another terminal apparatus connected via a network. A progress of the game is controlled in response to manipulation by the operator with the cards on the panel, a main control unit to which individual game data is transmitted from the plurality of the terminal apparatuses, and a display connected to the main control unit.
    Type: Grant
    Filed: October 29, 2007
    Date of Patent: May 8, 2012
    Assignee: Sega Corporation
    Inventors: Toshiyuki Kaji, Toshikazu Yoshida, Hidenori Shiba, Takao Yamauchi, Fumihiro Kato, Junichi Tsuchiya, Yoshitaka Maeyama, Jinichiro Okuda, Mitsuhiko Kakita
  • Patent number: 8153302
    Abstract: A method of producing an active material for a lithium secondary battery, by which impurities causing problems in synthesizing an active material for a lithium secondary battery, including a lithium transition metal oxyanion compound are removed efficiently and enhancement of an energy density is realized, is provided. By cleaning the active material for a lithium secondary battery, including a lithium transition metal oxyanion compound, with a pH buffer solution, for example, it is possible to efficiently remove just only impurities such as Li3PO4 or Li2CO3, or a substance, other than LiFePO4, in which the valence of Fe is bivalent such as FeSO4, FeO or Fe3(PO4)2 without dissolving Fe of LiFePO4.
    Type: Grant
    Filed: February 27, 2008
    Date of Patent: April 10, 2012
    Assignee: Sanyo Electric Co., Ltd.
    Inventors: Denis Yau Wai Yu, Kazunori Donoue, Toshikazu Yoshida, Tetsuo Kadohata, Tetsuyuki Murata, Shigeki Matsuta
  • Publication number: 20120079712
    Abstract: A method of producing an active material for a lithium secondary battery, by which impurities causing problems in synthesizing an active material for a lithium secondary battery, including a lithium transition metal oxyanion compound are removed efficiently and enhancement of an energy density is realized, is provided. By cleaning the active material for a lithium secondary battery, including a lithium transition metal oxyanion compound, with a pH buffer solution, for example, it is possible to efficiently remove just only impurities such as Li3PO4 or Li2CO3, or a substance, other than LiFePO4, in which the valence of Fe is bivalent such as FeSO4, FeO or Fe3(PO4)2 without dissolving Fe of LiFePO4.
    Type: Application
    Filed: December 9, 2011
    Publication date: April 5, 2012
    Inventors: Denis Yau Wai YU, Kazunori Donoue, Toshikazu Yoshida, Tetsuo Kadohata, Tetsuyuki Murata, Shigeki Matsuta