Patents by Inventor Shigeki Nishiyama
Shigeki Nishiyama 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).
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Publication number: 20170274871Abstract: A smart key system includes a first transmitting unit, a first receiving unit, and a certification unit that are mounted on a vehicle, and a second receiving unit and a second transmitting unit that are mounted on a portable device. The certification unit performs certification processing of the portable device when the first receiving unit has received a reply signal. The first transmitting unit transmits the polling signal at a transmission timing that is later or earlier than a transmission timing based on the polling signal before the predetermined manipulation is performed, by a predetermined time shorter than a predetermined transmission cycle, when the predetermined manipulation has been performed in a situation where the certification unit does not certify the portable device.Type: ApplicationFiled: March 16, 2017Publication date: September 28, 2017Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shigeki NISHIYAMA, Tomoyuki FUNAYAMA
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Publication number: 20170274870Abstract: A smart key system includes a control unit mounted on a vehicle and configured to cause vehicle-mounted equipment to perform a predetermined operation when a first receiving unit has shifted from a state where a response signal is receivable to a state where the response signal is unreceivable in a case where a predetermined manipulation has been performed in the vehicle or a portable device; and a communicable distance extending unit configured such that at least one of a transmission intensity with which a first transmitting unit transmits a request signal and a reception sensitivity with which a second receiving unit receives the request signal is made higher than a predetermined normal value until a predetermined timing when the predetermined manipulation has been performed in the vehicle or the portable device.Type: ApplicationFiled: March 14, 2017Publication date: September 28, 2017Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shigeki NISHIYAMA, Tomoyuki FUNAYAMA
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Publication number: 20170239758Abstract: A flux-cored wire for are welding of a duplex stainless steel includes a stainless-steel sheath filled with a flux and contains, with respect to the total mass of the wire, predetermined amounts of Cr, Ni, Mo, N, Mn, and Si, in which letting a Ti alloy content in terms of Ti be [Ti] and letting an Al alloy content in terms of Al be [Al], [Ti] and [Al] are predetermined values, and in which parameter A expressed as A=[Ti]+2×[Al] satisfies a predetermined value, and the balance is composed of Fe, a slag-forming component, and incidental impurities.Type: ApplicationFiled: January 4, 2017Publication date: August 24, 2017Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)Inventors: Masatoshi Ishida, Hiroshi Sugahara, Tetsunao Ikeda, Shigeki Nishiyama
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Publication number: 20170229246Abstract: A capacitor circuit includes two ceramic capacitors that are connected in series. The two ceramic capacitors each have a ferroelectric layer interposed between conductive layers and have substantially identical direct-current bias characteristics such that an electrostatic capacitance during application of a voltage, which is half of a rated voltage, is larger than the electrostatic capacitance during application of the rated voltage higher than the voltage.Type: ApplicationFiled: April 27, 2017Publication date: August 10, 2017Inventor: Shigeki Nishiyama
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Patent number: 9679700Abstract: Provided is a capacitor module (10) for connection to a plurality of power conversion circuits, which includes: a dielectric part (11) that has a plurality of flat-film dielectric layers (18A, 18B) laminated; a capacitance formation part (12) that has conductors opposed to each other with the dielectric layers (18A, 18B) interposed therebetween within the dielectric part (11); and multiple pairs of output terminals (13A, 13B, 13C) that are connected respectively to the multiple power conversion circuits, where the multiple pairs of output terminals (13A, 13B, 13C) are connected to each other with the capacitance formation part (12) interposed therebetween.Type: GrantFiled: March 18, 2016Date of Patent: June 13, 2017Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Shigeki Nishiyama
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Patent number: 9672675Abstract: A lock-unlock system for a vehicle includes a mobile terminal and an in-vehicle device. The mobile terminal includes a unit to return a first response signal responding to a first request signal, and a unit to return a second response signal responding to a second request signal in response to receiving power supplied by electromagnetic induction induced by the second request signal. The in-vehicle device includes a unit to transmit the first request signal, to execute first verification control for verifying an identification code in the first response signal; a unit to transmit the second request signal, to execute second verification control for verifying an identification code in the second response signal; and a unit to indicate switching from the first verification control to the second verification control if a condition for the switching is satisfied after the first verification control has been started, to the user.Type: GrantFiled: September 15, 2016Date of Patent: June 6, 2017Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shigeki Nishiyama, Tomoyuki Funayama
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Patent number: 9666365Abstract: A laminated film capacitor that includes a laminated body of first capacitance electrodes and second capacitance electrodes stacked to be opposed to each other with dielectric films interposed therebetween. A first external electrode is electrically connected to the first capacitance electrodes and a second external electrode is electrically connected to the second capacitance electrodes. The laminated film capacitor includes heat dissipators that are connected to the external electrodes, and higher in heat dissipation performance than at least one of the first capacitance electrodes and second capacitance electrodes. The heat dissipators are larger in thickness than at least one of the first capacitance electrodes and second capacitance electrodes.Type: GrantFiled: February 25, 2015Date of Patent: May 30, 2017Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Shigeki Nishiyama
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Publication number: 20170140591Abstract: An on-vehicle apparatus start verifying a first code of a portable apparatus returned from the portable apparatus in response to a first signal from the on-vehicle apparatus unless a battery of the portable apparatus is not exhausted upon detection of a user's operation to unlock/lock a door beside a vehicle; verifies a second code of the portable apparatus returned from the portable apparatus in response to power supply to the portable apparatus through electromagnetic induction caused by a second signal from the on-vehicle apparatus; determines whether the user's operation has been continuously detected if the first code is not returned; ends the verification of the first code if there is no state where the user's operation has been continuously detected; and ends the verification of the first code and starts the verification of the second code if the user's operation has been continuously detected.Type: ApplicationFiled: October 14, 2016Publication date: May 18, 2017Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shigeki NISHIYAMA, Tomoyuki FUNAYAMA, Toru YOSHIHARA
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Publication number: 20170140590Abstract: A lock-unlock system for a vehicle includes a mobile terminal and an in-vehicle device. The mobile terminal includes a unit to return a first response signal responding to a first request signal, and a unit to return a second response signal responding to a second request signal in response to receiving power supplied by electromagnetic induction induced by the second request signal. The in-vehicle device includes a unit to transmit the first request signal, to execute first verification control for verifying an identification code in the first response signal; a unit to transmit the second request signal, to execute second verification control for verifying an identification code in the second response signal; and a unit to indicate switching from the first verification control to the second verification control if a condition for the switching is satisfied after the first verification control has been started, to the user.Type: ApplicationFiled: September 15, 2016Publication date: May 18, 2017Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shigeki NISHIYAMA, Tomoyuki FUNAYAMA
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Patent number: 9613754Abstract: A laminated film capacitor that includes a laminated body having alternately stacked first dielectric films with respective first internal electrodes and second dielectric films with respective second internal electrodes, a first metallikon part connected to the first internal electrodes, and a second metallikon part connected to the second internal electrodes, and the laminated body has principal surfaces in the shape of a trapezoid as viewed from the stacking direction of the first dielectric films and the second dielectric films.Type: GrantFiled: February 26, 2015Date of Patent: April 4, 2017Assignee: MURATA MANUFACTURING CO., LTD.Inventor: Shigeki Nishiyama
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Patent number: 9425016Abstract: A main body of an electronic part has multiple electrodes, to which multiple terminals are respectively connected. The terminals include a normal terminal and a fuse terminal, each of which extends from lands formed in a printed board so as to hold the main body at a position above and separated from a board surface of the printed board. The fuse terminal has multiple leg portions divided by slits. A first leg portion forms an electrical path portion having a cut-off portion, a width of which is smaller than that of other portions of the electrical path portion. A second leg portion has a first supporting leg and a second supporting leg, which are arranged at both sides of the first leg portion. Each of the supporting legs is connected to each of dummy lands formed in the printed board.Type: GrantFiled: February 26, 2014Date of Patent: August 23, 2016Assignees: DENSO CORPORATION, Murata Manufacturing Co., Ltd.Inventors: Toru Itabashi, Yuki Mikami, Ryoichi Shiraishi, Akihiro Yanagisawa, Shigeki Nishiyama
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Patent number: 9425009Abstract: An electronic control device includes a substrate, a plurality of component-mounted wires disposed on the substrate, a plurality of electronic components mounted on the respective component-mounted wires, a common wire disposed on the substrate and coupled with each of the electronic components, an interrupt wire coupled between one of the component-mounted wires and the common wire, a connection wire via which the interrupt wire is coupled with one of the common wire and the one of the component-mounted wires, and a solder disposed between each of the electronic components and a corresponding one of the component-mounted wires and having a lower melting point than the interrupt wire. The interrupt wire is configured to melt in accordance with heat generated by an overcurrent so as to interrupt a coupling between the one of the component-mounted wires and the common wire.Type: GrantFiled: May 22, 2014Date of Patent: August 23, 2016Assignees: DENSO CORPORATION, Murata Manufacturing Co., Ltd.Inventors: Toru Itabashi, Yuuki Mikami, Takahiko Furuta, Ryoichi Shiraishi, Hiroaki Nakamura, Shigeki Nishiyama
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Publication number: 20160203915Abstract: Provided is a capacitor module (10) for connection to a plurality of power conversion circuits, which includes: a dielectric part (11) that has a plurality of flat-film dielectric layers (18A, 18B) laminated; a capacitance formation part (12) that has conductors opposed to each other with the dielectric layers (18A, 18B) interposed therebetween within the dielectric part (11); and multiple pairs of output terminals (13A, 13B, 13C) that are connected respectively to the multiple power conversion circuits, where the multiple pairs of output terminals (13A, 13B, 13C) are connected to each other with the capacitance formation part (12) interposed therebetween.Type: ApplicationFiled: March 18, 2016Publication date: July 14, 2016Inventor: SHIGEKI NISHIYAMA
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Patent number: 9368309Abstract: A main body of an electronic part has multiple electrodes, to which multiple terminals are connected. The terminals include a normal terminal and a fuse terminal, each of which extends from lands formed in a printed board so as to hold the main body at a position above and separated from a board surface of the printed board. The fuse terminal has a cut-off portion having a smaller width than other portions of the fuse terminal, so that the cut-off portion is melted down when excess current flows in the fuse terminal. The normal terminal holds the main body at the position above and separated from the board surface even in a case of melt-down of the cut-off portion.Type: GrantFiled: February 26, 2014Date of Patent: June 14, 2016Assignees: DENSO CORPORATION, Murata Manufacturing Co., Ltd.Inventors: Yuki Mikami, Toru Itabashi, Ryoichi Shiraishi, Shigeki Nishiyama
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Patent number: 9346436Abstract: An electronic key system wirelessly transmits a polling signal at predetermined time intervals into a predetermined transmission area outside a vehicle interior and detects an electronic key by receiving a response signal transmitted from the electronic key that is in the transmission area in response to the polling signal, and causes a predetermined function of an on-vehicle apparatus to be executed when the electronic key is detected. The electronic key transmits the polling signal into an enlarged transmission area which is enlarged from the predetermined transmission area when a state where the electronic key is detected and a state where the electronic key is not detected are repeated a predetermined number of times or more within a predetermined time, and does not cause the predetermined function to be executed when the electronic key is detected from the enlarged transmission area.Type: GrantFiled: February 3, 2015Date of Patent: May 24, 2016Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Shigeki Nishiyama
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Patent number: 9332645Abstract: A main body of an electronic part has multiple electrodes, to which multiple terminals are respectively connected. The terminals include a fuse terminal and a normal terminal, each of which extends from the main body to a printed board so that the main body is supported at a position above and separated from a board surface of the printed board. The fuse terminal has an intermediate portion between an electrode-connected portion and a land-connected portion. The intermediate portion has a cut-off portion having a smaller width than other portions of the fuse terminal, so that the cut-off portion is melted down when excess current flows in the fuse terminal. The intermediate portion extends in a direction parallel to the board surface or in a direction inclined to the board surface at an angle smaller than 90 degrees.Type: GrantFiled: February 26, 2014Date of Patent: May 3, 2016Assignees: DENSO CORPORATION, Murata Manufacturing Co., Ltd.Inventors: Yuuto Kamiya, Toru Itabashi, Ryoichi Shiraishi, Yuki Mikami, Akihiro Yanagisawa, Shigeki Nishiyama
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Patent number: 9305732Abstract: A main body of an electronic part is supported by terminals at a position above and separated from a board surface of a printed board. Each of the terminals is composed of a supporting member made of electrically insulating material and a wiring member. Each of the wiring member has an electrode-connected portion electrically connected to an electrode formed on the main body and a land-connected portion electrically connected to a land formed in the printed board. One of the wiring members is composed of a fuse wiring member having a cut-off portion, which is melted down when excess current flows. The wiring member is outwardly expanded in a direction opposite to the main body.Type: GrantFiled: February 26, 2014Date of Patent: April 5, 2016Assignees: DENSO CORPORATION, Murata Manufacturing Co., Ltd.Inventors: Toru Murowaki, Toru Itabashi, Yuki Mikami, Ryoichi Shiraishi, Shigeki Nishiyama
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Publication number: 20160087629Abstract: A contact sensing device includes: a first electrode and a second electrode facing each other, a drive detection circuit of an electrostatic capacitance type, a first switching circuit that implements switching between connection and disconnection between the first electrode and ground, and a second switching circuit that implements switching between connection and disconnection between the first electrode and the second electrode. The drive detection circuit implements switching between a first state and a second state and detects an electrostatic capacitance change in the first state and an electrostatic capacitance change in the second state.Type: ApplicationFiled: May 20, 2014Publication date: March 24, 2016Inventor: Shigeki NISHIYAMA
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Patent number: 9224563Abstract: A main body of an electronic part is formed in a rectangular pillared shape having a first and a second axial end surface. A first electrode is formed on the first axial end surface electrically and mechanically connected to a first wiring pattern formed on a board surface of a printed board. A second electrode is formed on the second axial end surface, to which one end of a fuse terminal is electrically connected. The other end of the fuse terminal is connected to a second wiring pattern of the printed board or a wiring member which is formed as an independent member from the printed board. A cut-off portion is formed in a connecting portion of the fuse terminal.Type: GrantFiled: February 26, 2014Date of Patent: December 29, 2015Assignees: DENSO CORPORATION, Murata Manufacturing Co., Ltd.Inventors: Toru Itabashi, Yuki Mikami, Ryoichi Shiraishi, Akihiro Yanagisawa, Shigeki Nishiyama
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Patent number: 9166397Abstract: An electronic control device includes a substrate, a plurality of component-mounted wires, a plurality of electronic components, a common wire, an interrupt wire and a protective layer. The component-mounted wires and the common wire are disposed on the substrate. The electronic components are mounted on the respective component-mounted wires and are coupled with the common wire. The interrupt wire is coupled between one component-mounted wire and the common wire, and is configured to melt in accordance with heat generated by an overcurrent to interrupt a coupling between the component-mounted wire and the common wire. The protective layer covers a surface of the substrate including the interrupt wire and defines an opening portion so that at least a portion of the interrupt wire is exposed.Type: GrantFiled: June 26, 2014Date of Patent: October 20, 2015Assignees: DENSO CORPORATION, Murata Manufacturing Co., Ltd.Inventors: Yuuki Mikami, Toru Itabashi, Takahiko Furuta, Ryoichi Shiraishi, Hiroaki Nakamura, Shigeki Nishiyama