Patents by Inventor Takeshi Iizuka
Takeshi Iizuka 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: 20240118406Abstract: A sensor includes a complex-transfer-function calculator that calculates a complex transfer function from received signals, a reflection-coefficient calculator that calculates a reflection coefficient using a complex transfer function when an object to be detected is arranged at one of L positions and an ideal complex transfer function which is a theoretical value for the position at which the object to be detected is arranged, various normalizers that calculate a normalized reflection coefficient by normalizing the reflection coefficient, a reflection-coefficient interpolator that calculates an interpolated reflection coefficient by interpolation calculation of the reflection coefficient using the normalized reflection coefficient for each coordinates used in position estimation of the object to be detected, and a position estimator that corrects the position estimation, using a steering vector and the interpolated reflection coefficient that are determined based on the position of each of the transmitting aType: ApplicationFiled: December 14, 2021Publication date: April 11, 2024Applicant: Panasonic Intellectual Property Management Co., Ltd.Inventors: Takeshi NAKAYAMA, Shoichi IIZUKA, Naoki HONMA, Tomonori ITO, Teppei HAYASHI, Nobuyuki SHIRAKI, Kentaro MURATA
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Publication number: 20240118407Abstract: A sensor receives M reception signals including reflection signals reflected by a living body; extracts a living-body component transfer function matrix from first complex transfer functions and second complex transfer functions, the first complex transfer functions being obtained by recording an M×N complex transfer function matrix including complex transfer functions in time series, from M reception signals, the complex transfer functions each indicating characteristics of propagation between a corresponding one of transmission antenna elements and a corresponding one of reception antenna elements, the second complex transfer functions being obtained by estimating and recording M×N complex transfer functions in a second period, and outputting a position at which a spectrum function indicating a likelihood that a living body is present indicates a local maximum value, using a correlation matrix based on the living-body component complex transfer function matrix and a steering vector corresponding to each ofType: ApplicationFiled: December 22, 2021Publication date: April 11, 2024Applicant: Panasonic Intellectual Property Management Co., Ltd.Inventors: Shoichi IIZUKA, Takeshi NAKAYAMA, Naoki HONMA, Nobuyuki SHIRAKI, Kentaro MURATA
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Patent number: 11931788Abstract: Provided is a technology capable of suppressing an edge crack occurring due to stretch flange deformation without being constrained by a target pressed component shape. The technology includes two-stage cutting processing of, when it is estimated that there is concern about risk of occurrence of an edge crack due to stretch flange deformation on an edge of a material (1) to be pressed in press forming, performing twice cutting processing on an edge including at least a site where there is concern about risk of occurrence of the edge crack as pre-processing for press forming in which there is concern about risk of occurrence of the edge crack. In the two-stage cutting processing, cutting to form a partial, beam-shaped overhang portion at a position including a site where there is concern about risk of occurrence of the edge crack is performed in the first cutting and the overhang portion is cut in the second cutting.Type: GrantFiled: January 20, 2020Date of Patent: March 19, 2024Assignee: JFE Steel CorporationInventors: Takeshi Ogawa, Eiji Iizuka
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Publication number: 20230320219Abstract: A piezoelectric film integrated device include a substrate; a first electrode provided on the substrate; a second electrode provided on the substrate; a first monocrystalline piezoelectric film provided on the first electrode; a second monocrystalline piezoelectric film provided on the second electrode and having a crystal structure different from a crystal structure of the first monocrystalline piezoelectric film; a third electrode provided on the first monocrystalline piezoelectric film; and a fourth electrode provided on the second monocrystalline piezoelectric film.Type: ApplicationFiled: March 6, 2023Publication date: October 5, 2023Applicants: Oki Electric Industry Co., Ltd., I-PEX Piezo Solutions Inc.Inventors: Hironori FURUTA, Toru KOSAKA, Takahito SUZUKI, Kenichi TANIGAWA, Takuma ISHIKAWA, Yutaka KITAJIMA, Akio KONISHI, Hiroaki KANAMORI, Takeshi IIZUKA
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Publication number: 20230320228Abstract: A piezoelectric film integrated device includes a substrate; an electrode provided on the substrate; a first piezoelectric element that is provided on the electrode and includes a first monocrystalline piezoelectric film and a first electrode film superimposed on the first monocrystalline piezoelectric film; and a second piezoelectric element that is provided on the first piezoelectric element and includes a second monocrystalline piezoelectric film and a second electrode film superimposed on the second monocrystalline piezoelectric film.Type: ApplicationFiled: March 7, 2023Publication date: October 5, 2023Applicants: Oki Electric Industry Co., Ltd., I-PEX Piezo Solutions Inc.Inventors: Hironori FURUTA, Toru KOSAKA, Takahito SUZUKI, Kenichi TANIGAWA, Takuma ISHIKAWA, Yutaka KITAJIMA, Akio KONISHI, Hiroaki KANAMORI, Takeshi IIZUKA
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Patent number: 10960861Abstract: An electronic control device is provided with a hydraulic control block made of an aluminum alloy, a synthetic-resin component holder configured to hold electronic components such as a pressure sensor, and a printed board for controlling driving of hydraulic control apparatus via the component holder. Electrode terminals of the pressure sensor are connected to the printed board, a terminal configuration part of an electroconductive member, which is inserted into an insertion hole of a body wall of the component holder, is connected to a negative electrode wiring of the printed board, and the outer end edge of an elastic contact part of the electroconductive member is brought into elastic-contact with the hydraulic control block, to establish conduction therebetween. Hence, the electric potential difference between the pressure sensor and the hydraulic control block can be canceled, thus reducing an electrical noise of the pressure sensor.Type: GrantFiled: January 26, 2017Date of Patent: March 30, 2021Assignee: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Susumu Kaneko, Takeshi Iizuka, Kazuaki Nagashima
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Patent number: 10922330Abstract: There is provided an information processing device including a recommender list obtaining unit obtaining a recommender list in which a recommender of content is associated with an evaluation score of the recommender for on a per-genre basis, a recommended content selecting unit selecting recommended content based on the recommender list, and a sending unit sending the recommended content.Type: GrantFiled: May 30, 2013Date of Patent: February 16, 2021Assignee: SONY CORPORATIONInventors: Kentaro Nakamura, Eiji Kamino, Takeshi Iizuka, Akinori Kamoda
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Patent number: 10544310Abstract: Provided are a hydraulic transfer film capable of manufacturing a decorated molded product that expresses a design with a concavo-convex feeling by a hydraulic transfer method and having excellent transfer processability and a method for manufacturing a decorated molded product using the same. The hydraulic transfer film includes a water-soluble film having thereon a design layer, wherein the design layer has a low-gloss portion and a high-gloss portion; the low-gloss portion and the high-gloss portion are present at least within a plane on the water-soluble film side of the design layer; the low-gloss portion contains a binder resin and a deglossing agent; and the high-gloss portion is composed of a resin composition containing an acrylic polymer polyol and/or a cured product thereof.Type: GrantFiled: September 27, 2013Date of Patent: January 28, 2020Assignee: DAI NIPPON PRINTING CO., LTD.Inventors: Masatoshi Sutou, Takeshi Iizuka, Takami Sendai
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Publication number: 20190061714Abstract: An electronic control device is provided with a hydraulic control block made of an aluminum alloy, a synthetic-resin component holder configured to hold electronic components such as a pressure sensor, and a printed board for controlling driving of hydraulic control apparatus via the component holder. Electrode terminals of the pressure sensor are connected to the printed board, a terminal configuration part of an electroconductive member, which is inserted into an insertion hole of a body wall of the component holder, is connected to a negative electrode wiring of the printed board, and the outer end edge of an elastic contact part of the electroconductive member is brought into elastic-contact with the hydraulic control block, to establish conduction therebetween. Hence, the electric potential difference between the pressure sensor and the hydraulic control block can be canceled, thus reducing an electrical noise of the pressure sensor.Type: ApplicationFiled: January 26, 2017Publication date: February 28, 2019Applicant: HITACHI AUTOMOTIVE SYSTEMS, LTD.Inventors: Susumu KANEKO, Takeshi IIZUKA, Kazuaki NAGASHIMA
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Patent number: 9403704Abstract: There is provided a water treatment method using a water treatment flocculant that suffers from minimal secondary contamination with flocculation residues and contains an alkaline solution of a phenolic resin. A water treatment method involving the addition of a flocculant to water to be treated and subsequent membrane separation treatment. The flocculant contains an alkaline solution of a phenolic resin having a melting point in the range of 130° C. to 220° C. The water treatment flocculant is produced by a resole-type second-order reaction in the presence of an alkaline catalyst in which an aldehyde is added to an alkali solution of a novolak phenolic resin. The novolak phenolic resin is produced by a reaction between a phenol and an aldehyde in the presence of an acid catalyst.Type: GrantFiled: August 5, 2010Date of Patent: August 2, 2016Assignees: KURITA WATER INDUSTRIES, LTD., GUN EI CHEICAL INDUSTRY CO., LTD.Inventors: Yasuhiro Ooi, Keijirou Tada, Yukio Abe, Takeshi Iizuka, Satoru Kitano
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Publication number: 20130332469Abstract: There is provided an information processing device including a recommender list obtaining unit obtaining a recommender list in which a recommender of content is associated with an evaluation score of the recommender for on a per-genre basis, a recommended content selecting unit selecting recommended content based on the recommender list, and a sending unit sending the recommended content.Type: ApplicationFiled: May 30, 2013Publication date: December 12, 2013Applicant: SONY CORPORATIONInventors: Kentaro NAKAMURA, Eiji KAMINO, Takeshi IIZUKA, Akinori KAMODA
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Publication number: 20130274555Abstract: An object of the present invention is to provide a member for a medical device that is imparted with flexibility and has superior damage tolerance even when reduced in thickness. The present invention provides a member for a medical device molded from a material composed of multiple components, wherein at least one of the multiple components is an elastomer, and at least one of the multiple components has rebound resilience of 1% to 30%.Type: ApplicationFiled: June 10, 2013Publication date: October 17, 2013Inventors: Hirokazu Kamioka, Takeshi Iizuka
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Patent number: 8383742Abstract: The present application relates to a rubber composition containing a fluororubber, a radical initiator having a 1-minute half-life temperature of 280° C. or higher, and a crosslinking assistant having a melting point of 200° C. or higher and having two or more double bonds between carbon atoms; and a thermoplastic resin composition containing a fluororesin and the rubber composition.Type: GrantFiled: June 28, 2011Date of Patent: February 26, 2013Assignee: Olympus CorporationInventors: Takeshi Iizuka, Hirokazu Kamioka, Takeshi Kida
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Publication number: 20120289659Abstract: This cross-linking resin composition containing polyethylene, polybutadiene and a Co-cross-linking agent containing a polyfunctional monomer having double bonds between carbons at two positions or more, and wherein the polyethylene, the polybutadiene and the cross-linking auxiliary agent are mixed and formed by being molded in a predetermined form, and wherein the cross-linking resin composition having a cross-linked region that is subjected to cross-linking reaction by ionizing radiation and a non-cross-linked region that is not subjected to the cross-linking reaction.Type: ApplicationFiled: May 10, 2012Publication date: November 15, 2012Applicant: Olympus CorporationInventor: Takeshi Iizuka
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Publication number: 20120241377Abstract: There is provided a water treatment method using a water treatment flocculant that suffers from minimal secondary contamination with flocculation residues and contains an alkaline solution of a phenolic resin. A water treatment method involving the addition of a flocculant to water to be treated and subsequent membrane separation treatment. The flocculant contains an alkaline solution of a phenolic resin having a melting point in the range of 130° C. to 220° C. The water treatment flocculant is produced by a resole-type second-order reaction in the presence of an alkaline catalyst in which an aldehyde is added to an alkali solution of a novolak phenolic resin. The novolak phenolic resin is produced by a reaction between a phenol and an aldehyde in the presence of an acid catalyst.Type: ApplicationFiled: August 5, 2010Publication date: September 27, 2012Applicants: GUN EI CHEMICAL INDUSTRY CO., LTD., KURITA WATER INDUSTRIES LTD.Inventors: Yasuhiro Ooi, Keijirou Tada, Yukio Abe, Takeshi Iizuka, Satoru Kitano
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Patent number: 8228250Abstract: A composite antenna apparatus is disclosed. A rod member accommodates a first antenna element and a second antenna element therein. A base member accommodates a circuit board therein. A connector couples an end portion of the rod member and the base member. The connector includes a first conductive member configured to transmit a first signal received by the first antenna element to the circuit board therethrough, and a second conductive member configured to transmit a second signal received by the second antenna element to the circuit board therethrough.Type: GrantFiled: April 22, 2009Date of Patent: July 24, 2012Assignee: Mitsumi Electric Co., Ltd.Inventors: Kyuichi Sato, Junichi Noro, Takeshi Iizuka
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Publication number: 20120010369Abstract: The present application relates to a rubber composition containing a fluororubber, a radical initiator having a 1-minute half-life temperature of 280° C. or higher, and a crosslinking assistant having a melting point of 200° C. or higher and having two or more double bonds between carbon atoms; and a thermoplastic resin composition containing a fluororesin and the rubber composition.Type: ApplicationFiled: June 28, 2011Publication date: January 12, 2012Applicant: Olympus CorporationInventors: Takeshi Iizuka, Hirokazu Kamioka, Takeshi Kida
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Publication number: 20090267847Abstract: A composite antenna apparatus is disclosed. A rod member accommodates a first antenna element and a second antenna element therein. A base member accommodates a circuit board therein. A connector couples an end portion of the rod member and the base member. The connector includes a first conductive member configured to transmit a first signal received by the first antenna element to the circuit board therethrough, and a second conductive member configured to transmit a second signal received by the second antenna element to the circuit board therethrough.Type: ApplicationFiled: April 22, 2009Publication date: October 29, 2009Inventors: Kyuichi SATO, Junichi NORO, Takeshi IIZUKA
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Publication number: 20090002229Abstract: An antenna element includes a dielectric board, a first antenna radiation electrode formed on a top surface of the dielectric board at an outer region, a second antenna radiation electrode formed on the top surface of the dielectric board at a central portion, a ground electrode formed on a bottom surface of the dielectric board, a feeding pattern formed on the side surface of the dielectric board for feeding to the first antenna radiation electrode by electromagnetic coupling, and a feeding pin having an end connected to the second antenna radiation electrode. A combination of the first antenna radiation electrode, the ground electrode, and the feeding pattern serves as a first antenna portion for receiving a first radio wave. A combination of the second antenna radiation electrode, the ground electrode, and the feeding pin serves as a second antenna portion for receiving a second radio wave.Type: ApplicationFiled: June 23, 2008Publication date: January 1, 2009Applicant: Mitsumi Electric Co. Ltd.Inventors: Junichi Noro, Takeshi Iizuka, Toshiaki Aizawa, Kyuichi Sato
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Publication number: 20080068277Abstract: Disclosed an antenna apparatus comprising: an antenna element including a receiving section to receive an electric wave and a GND pattern; a circuit substrate including an amplifier circuit to amplify an input signal from the antenna element, the amplifier circuit formed on the circuit substrate; a shield cover to shield the amplifier circuit on the circuit substrate from a disturbing wave, the shield cover covering the amplifier circuit; and a grounding member attached to the GND pattern of the antenna element to enclose the shield cover in a separated state from the shield cover.Type: ApplicationFiled: July 24, 2007Publication date: March 20, 2008Applicant: Mitsumi Electric Co. Ltd.Inventors: Takeshi Iizuka, Junichi Noro