Patents by Inventor Tomokazu Ito
Tomokazu Ito 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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Patent number: 8423213Abstract: A vehicle control device for controlling a vehicle drive apparatus, the vehicle control device configured with a phase determining mechanism that determines the end of the torque phase in a shift operation, and a rotary electrical machine control mechanism that controls the torque of the rotary electrical machine using a variation of input torque. The vehicle control device is also configured with an engagement control mechanism that provides feedback controlling supplied oil pressure to an engagement side element as an engagement element on a side to be engaged after switching of shift speeds so that the rotation speed change rate of the input member becomes the target rotation speed change rate.Type: GrantFiled: September 10, 2010Date of Patent: April 16, 2013Assignee: Aisin AW Co., Ltd.Inventors: Kohei Tsuda, Yomei Hakumura, Masahiro Asai, Yoichi Tajima, Tomokazu Ito
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Patent number: 8373954Abstract: A composite electronic device includes first and second magnetic substrates, and a functional layer sandwiched between these magnetic substrates, and the functional layer is configured by a common-mode filter layer and a ESD protection element layer. An electrostatic capacitance of the ESD protection elements is equal to or lower than 0.35 pF. The common-mode filter layer includes a first spiral conductor formed on an insulation layer, and a second spiral conductor formed on an insulation layer. DC resistance of a common mode filter is equal to or higher than 0.5? and equal to or lower than 5?, and an electrostatic capacitance of the ESD protection elements is equal to or lower than 0.35 pF. A width W and a length L of the first and second spiral conductors satisfy a relational equation expressed by ?(L/W)<(7.6651?fc)/0.1385.Type: GrantFiled: January 22, 2010Date of Patent: February 12, 2013Assignee: TDK CorporationInventors: Tomokazu Ito, Yasuhiro Hirobe, Atsushi Hitomi, Yuji Terada, Kensaku Asakura, Takeshi Urano
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Patent number: 8367368Abstract: A novel D-serine quantification method that can overcome various disadvantages of a conventional D-serine quantification method; a novel enzyme that can be used in the D-serine quantification method; a gene encoding the enzyme; and the like. Specifically, a novel D-serine dehydratase including (a) a protein having an amino acid sequence set forth in SEQ ID NO: 1 or (b) a protein having an amino acid sequence homologous to the amino acid sequence set forth in SEQ ID NO: 1 and having a D-serine dehydratase activity; and a D-serine quantification method including the steps of reacting a sample with the enzyme, quantifying ammonia or pyruvic acid produced by the reaction, and calculating the amount of D-serine in the sample based on a value produced by the quantification.Type: GrantFiled: March 26, 2012Date of Patent: February 5, 2013Assignee: National University Corporation Nagoya UniversityInventors: Tohru Yoshimura, Tomokazu Ito
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Patent number: 8352109Abstract: A vehicle control device for controlling a vehicle drive apparatus, the vehicle control device configured with a release control mechanism that provides feedback controlling supplied oil pressure to a release side element, and an engagement control mechanism that increases supplied oil pressure to an engagement side element as an engagement element on a side to be engaged in a state that the differential rotation speed is substantially constant. The control device is further configured with a phase determining mechanism that determines if the torque phase has started when a condition that a phenomenon accompanying a change of the differential rotation speed due to increase of the supplied oil pressure to the engagement side element is detected is met.Type: GrantFiled: September 10, 2010Date of Patent: January 8, 2013Assignee: Aisin AW Co., Ltd.Inventors: Kohei Tsuda, Yomei Hakumura, Masahiro Asai, Yoichi Tajima, Tomokazu Ito
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Patent number: 8320093Abstract: The present invention is provided with a composite electronic device comprising an inductor element and an ESD protection element formed between two magnetic substrates, wherein the inductor element includes insulation layers made of a resin, and spiral conductors formed on the insulation layers, the ESD protection element includes a base insulation layer, a pair of gap electrodes arranged via gap formed therebetween on the base insulation layer, and an ESD absorbing layer arranged at least between the gap electrodes, and the ESD absorbing layer includes a composite material having an insulation inorganic material and a conductive inorganic material discontinuously dispersed in a matrix of the insulation inorganic material. The gap of the ESD protection element is provided at exterior of the spiral conductor so as not to be overlapped with the spiral conductor in view of a laminating direction.Type: GrantFiled: July 2, 2010Date of Patent: November 27, 2012Assignee: TDK CorporationInventors: Masao Asakawa, Tomokazu Ito, Sho Nakagomi, Atsushi Hitomi, Yasuhiro Hirobe, Kensaku Asakura
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Publication number: 20120244520Abstract: A novel D-serine quantification method that can overcome various disadvantages of a conventional D-serine quantification method; a novel enzyme that can be used in the D-serine quantification method; a gene encoding the enzyme; and the like. Specifically, a novel D-serine dehydratase including (a) a protein having an amino acid sequence set forth in SEQ ID NO: 1 or (b) a protein having an amino acid sequence homologous to the amino acid sequence set forth in SEQ ID NO: 1 and having a D-serine dehydratase activity; and a D-serine quantification method including the steps of reacting a sample with the enzyme, quantifying ammonia or pyruvic acid produced by the reaction, and calculating the amount of D-serine in the sample based on a value produced by the quantification.Type: ApplicationFiled: March 26, 2012Publication date: September 27, 2012Applicant: NATIONAL UNIVERSITY CORPORATION NAGOYA UNIVERSITYInventors: Tohru Yoshimura, Tomokazu Ito
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Patent number: 8220410Abstract: A resin layer formation method, resin layer formation device, disk and disk manufacturing method for making a resin layer uniform on a substrate before lamination or on a substrate to be coated by a simple procedure are provided. Adhesive A is coated at the inner circumference side while rotating a substrate P at low speed, a first adhesive layer AL1 is formed on the surface of the substrate P by rotating the substrate P at high speed, a step difference section H is formed around a rotation center of the substrate P by irradiating ultraviolet on an area in the inner circumference side of the first adhesive layer AL1 and hardening the area, the adhesive A is coated at the rotation center side from the step difference section H on the substrate P, and a second adhesive layer AL2 is formed on the first adhesive layer AL1 by rotating the substrate P at high speed. The first adhesive layer AL1 and the second adhesive layer AL2 are integrated to form a uniform adhesive layer B as a whole.Type: GrantFiled: July 13, 2010Date of Patent: July 17, 2012Assignee: Shibaura Mechatronics CorporationInventors: Tomokazu Ito, Hisashi Nishigaki, Tsukasa Kawakami, Haruka Narita, Yoji Takizawa, Takumi Hanada, Munenori Iwami
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Publication number: 20120133472Abstract: An electronic component is provided with a substrate, a thin-film element layer provided on the substrate, first and second bump electrodes, provided on a surface of the thin-film element layer, and an insulator layer provided between the first bump electrode and the second bump electrode. The thin-film element layer contains a first spiral conductor which is a plane coil pattern. The first bump electrode is connected to an internal peripheral end of the first spiral conductor. The second bump electrode is connected to an external peripheral end of the first spiral conductor. Both of the first and second bump electrodes, have a first exposure surface exposed to a principal surface of the insulator layer and a second exposure surface exposed to an end face of the insulator layer.Type: ApplicationFiled: November 11, 2011Publication date: May 31, 2012Inventors: Tomonaga NISHIKAWA, Makoto YOSHIDA, Tomokazu ITO, Hiroshi KAMIYAMA, Takeshi OKUMURA, Tsuneo KUWAHARA
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Publication number: 20120112869Abstract: A coil component 100 is provided with a substrate 11, a thin-film coil layer 12 provided on the substrate 11, first and second bump electrodes 13a, 13b provided on a surface of the thin-film coil layer 12, a first lead conductor 20 provided on the surface of the thin-film coil layer 12 together with the first and second bump electrodes 13a, 13b and formed integrally with the first bump electrode 13a, and an insulator layer 14 provided between the first bump electrode 13a and the second bump electrode 13b. The thin-film coil layer 12 contains a first spiral conductor 16 which is a plane coil pattern. The first bump electrode 13a is connected to an internal peripheral end of the first spiral conductor 16 via the first lead conductor 20. The second bump electrode 13b is connected to an external peripheral end of the first spiral conductor 16.Type: ApplicationFiled: November 10, 2011Publication date: May 10, 2012Inventors: Tomonaga Nishikawa, Makoto Yoshida, Tomokazu Ito, Hiroshi Kamiyama, Takeshi Okumura, Sho Nakagomi
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Patent number: 8163335Abstract: A particle cluster for an aerosol deposition method, the particle cluster includes: an assembly packed with a plurality of fine particles including brittle material fine particles, the particle clusters having a spatula angle of 46.2° or less.Type: GrantFiled: May 22, 2009Date of Patent: April 24, 2012Assignee: Toto Ltd.Inventors: Tomokazu Ito, Hironori Hatono
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Publication number: 20120076947Abstract: A resin layer formation method and device for making a resin layer uniform on a substrate before lamination or on a substrate is provided. Adhesive is coated at an inner circumference side while rotating a substrate at low speed. A first adhesive layer is formed on the surface of the substrate by rotating at high speed. A step difference section is formed around a rotation center of the substrate by irradiating ultraviolet on an area in the inner circumference side of the first adhesive layer to hardening the area. Adhesive is coated at the rotation center side from the step difference section on the substrate, and a second adhesive layer is formed on the first adhesive layer by rotating the substrate at high speed. The first adhesive layer and the second adhesive layer are integrated to form a uniform adhesive layer.Type: ApplicationFiled: December 2, 2011Publication date: March 29, 2012Inventors: Tomokazu Ito, Hisashi Nishigaki, Tsukasa Kawakami, Haruka Narita, Yoji Takizawa, Takumi Hanada, Munenori Iwami
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Publication number: 20120064237Abstract: There is disclosed a film forming method of spraying an aerosol jetted from a nozzle on a film formation object, while continuously changing a spraying position of the aerosol, to form a film which continuously covers an upper surface, an outer surface and a curved surface, which enables continuous formation of a high-quality film by a simple process. This film forming method includes a first film forming step of continuously spraying the aerosol on an upper surface W01 and a curved surface W03 connected to the upper surface W01, to continuously form a film which covers the upper surface W01 and a film which covers at least part of the curved surface W03; and a second film forming step of continuously forming a film which covers an outer surface W02 and a film which further covers the film formed on the curved surface W03 in the first film forming step.Type: ApplicationFiled: September 13, 2011Publication date: March 15, 2012Applicant: TOTO LTD.Inventors: Yasutaka NITTA, Tomokazu ITO
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Patent number: 8088438Abstract: A resin layer formation method, resin layer formation device, disk and disk manufacturing method for making a resin layer uniform on a substrate before lamination or on a substrate to be coated by a simple procedure are provided. Adhesive A is coated at the inner circumference side while rotating a substrate P at low speed, a first adhesive layer AL1 is formed on the surface of the substrate P by rotating the substrate P at high speed, a step difference section H is formed around a rotation center of the substrate P by irradiating ultraviolet on an area in the inner circumference side of the first adhesive layer AL1 and hardening the area, the adhesive A is coated at the rotation center side from the step difference section H on the substrate P, and a second adhesive layer AL2 is formed on the first adhesive layer AL1 by rotating the substrate P at high speed. The first adhesive layer AL1 and the second adhesive layer AL2 are integrated to form a uniform adhesive layer B as a whole.Type: GrantFiled: June 1, 2005Date of Patent: January 3, 2012Assignee: Shibaura Mechatronics CorporationInventors: Tomokazu Ito, Hisashi Nishigaki, Tsukasa Kawakami, Haruka Narita, Yoji Takizawa, Takumi Hanada, Munenori Iwami
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Publication number: 20110291790Abstract: A coil component is provided with a magnetic substrate made of magnetic ceramic material, a thin-film coil layer containing a coil conductor formed on one principal surface of the magnetic substrate, a plurality of bump electrodes formed on the principal surface of the thin-film coil layer, and an insulating resin layer formed on the principal surface of the thin-film coil layer excluding formation positions of the bump electrodes. Each bump electrode has an exposure surface on a bottom surface and on two side surfaces of a layered product composed of the magnetic substrate, the thin-film coil layer and the insulating resin layer. A corner of the each bump electrode has a notch portion. The insulating resin layer includes a center resin portion provided in a center of the principal surface of the thin-film coil layer and a plurality of corner resin portions provided in the notch portion of each bump electrode.Type: ApplicationFiled: May 31, 2011Publication date: December 1, 2011Inventors: Takeshi Okumura, Tomokazu Ito
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Publication number: 20110238274Abstract: A shift control apparatus controlling a stepped transmission. The apparatus is configured with a gear ratio setting unit, and a shift speed change determining unit. A shift speed change predicting unit predicts in advance a change of shift speed by the shift speed change determining unit based on the set gear ratio, a rate of change in the set gear ratio, and an engagement preparation time which is a time needed for engagement preparation of the friction engagement element. A shift control unit controls a hydraulic actuator so that engagement preparation of a friction engagement element to be engaged is performed when a change of shift speed is predicted, and controls the hydraulic actuator so that a hydraulic pressure needed for engaging the friction engagement element is supplied to a hydraulic servo when a change of shift speed is determined by the shift speed change determining unit.Type: ApplicationFiled: March 3, 2011Publication date: September 29, 2011Applicant: AISIN AW CO., LTD.Inventors: Kohei TSUDA, Yoichi TAJIMA, Tomokazu ITO
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Patent number: 7993701Abstract: A composite structure forming method comprises the steps of first pre-treating brittle material fine particles to impart an internal strain to the brittle material fine particles, secondly causing the brittle material fine particles in which the internal strain has been created to collide with a substrate surface at high speed or applying a mechanical impact force to the brittle material fine particles containing the internal strain therein provided on the substrate surface, to deform or fracture the brittle material fine particles, re-joining the fine particles through active new surfaces generated by the deformation or fracture, forming an anchor section made of polycrystalline brittle material of which part bites into the substrate surface at a boundary section between the new surfaces and the substrate, and further forming a structure made of polycrystalline brittle material on the anchor section.Type: GrantFiled: January 28, 2010Date of Patent: August 9, 2011Assignees: Toto Ltd., National Institute of Advanced Industrial Science and TechnologyInventors: Jun Akedo, Tomokazu Ito, Tatsuro Yokoyama, Katsuhiko Mori, Hironori Hatono, Masakatsu Kiyohara, Yuji Aso
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Publication number: 20110106356Abstract: A vehicle control device for controlling a vehicle drive apparatus, the vehicle control device configured with a phase determining mechanism that determines the end of the torque phase in a shift operation, and a rotary electrical machine control mechanism that controls the torque of the rotary electrical machine using a variation of input torque. The vehicle control device is also configured with an engagement control mechanism that provides feedback controlling supplied oil pressure to an engagement side element as an engagement element on a side to be engaged after switching of shift speeds so that the rotation speed change rate of the input member becomes the target rotation speed change rate.Type: ApplicationFiled: September 10, 2010Publication date: May 5, 2011Applicant: AISIN AW CO., LTD.Inventors: Kohei TSUDA, Yomei Hakumura, Masahiro Asai, Yoichi Tajima, Tomokazu Ito
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Publication number: 20110106355Abstract: A vehicle control device for controlling a vehicle drive apparatus, the vehicle control device configured with a release control mechanism that provides feedback controlling supplied oil pressure to a release side element, and an engagement control mechanism that increases supplied oil pressure to an engagement side element as an engagement element on a side to be engaged in a state that the differential rotation speed is substantially constant. The control device is further configured with a phase determining mechanism that determines if the torque phase has started when a condition that a phenomenon accompanying a change of the differential rotation speed due to increase of the supplied oil pressure to the engagement side element is detected is met.Type: ApplicationFiled: September 10, 2010Publication date: May 5, 2011Applicant: AISIN AW CO., LTD.Inventors: Kohei TSUDA, Yomei Hakumura, Masahiro Asai, Yoichi Tajima, Tomokazu Ito
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Patent number: 7934931Abstract: An attachment structure is provided for attaching a stator member of a rotating connector to a bracket fitted into a steering column while being positioned. The bracket is provided with engaging recess grooves having first and second reference surfaces each orthogonal to each other, which are arranged along the axial direction of a steering shaft, and the stator member is provided with engaging protrusions respectively inserted into the corresponding engaging recess grooves. An elastic tongue piece for elastically urging the engaging protrusions on the first reference surface is formed in the engaging recess groove. Elastic tongue pieces for elastically urging the engaging protrusions on the second reference surfaces are formed on the engaging protrusions.Type: GrantFiled: February 19, 2010Date of Patent: May 3, 2011Assignee: Alps Electronic Co., Ltd.Inventors: Nagao Kuroda, Tomokazu Ito
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Patent number: 7905008Abstract: There is provided a method of manufacturing a coil component, where a first insulation layer is formed on a first magnetic substrate, an insulation film is formed on the first insulation layer, a coil conductor is formed on the insulation film, another insulation film is formed on the coil conductor, and an open region is formed on the inner circumference side and on the outer circumference side of the coil conductor. A magnetic later is embedded, at least partially, in the open region, and a second magnetic substrate is secured on the magnetic layer. Also, a plurality of electrode terminals are formed, where one of the electrode terminals is connected to a terminal portion of the coil conductor, and the electrode terminals are provided across sides of the first and second magnetic substrates. Therefore, the first insulation layer can suitably prevent shorting failures between the electrode terminals.Type: GrantFiled: October 24, 2006Date of Patent: March 15, 2011Assignee: TDK CorporationInventors: Makoto Yoshida, Nobuyuki Okuzawa, Tomokazu Ito, Takashi Kudo, Makoto Otomo, Akira Sato