Patents by Inventor Tomoyuki Suzuki
Tomoyuki Suzuki 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: 11502581Abstract: Disclosed is a motor unit that includes: a rotary electrical machine that has a cylindrical stator, a rotor disposed coaxially with the stator, a shaft disposed coaxially with the rotor, and a cylindrical case that houses the stator and the rotor; and a drive unit that has a swell swelling toward the case and is fixed to a circumferential surface that is located in a radial direction of the rotor and is the case. The case has a recess that corresponds to the swell.Type: GrantFiled: March 10, 2020Date of Patent: November 15, 2022Assignees: HONDA MOTOR CO., LTD., Hitachi Automotive Systems, Ltd.Inventors: Manabu Yazaki, Keiichiro Kashiwabara, Tomoyuki Suzuki, Heisuke Kobayashi, Takeshi Hoshinoya, Sachio Kawada, Akira Fujiwara, Yasuyuki Saito, Hiroshi Hamano, Tsuyoshi Harada
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Publication number: 20220343042Abstract: According to an embodiment, an information processing device includes a memory and one or more processors coupled to the memory. The memory stores therein time-series data including one or more variables. The one or more processors are configured to: calculate one or more time differential values of the one or more variables; calculate one or more differences representing variation of the one or more variables from an initial value; estimate a coefficient of a linear regression equation by machine learning in which the time differential values and the differences are used as learning data; and output the linear regression equation.Type: ApplicationFiled: March 2, 2022Publication date: October 27, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventor: Tomoyuki SUZUKI
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Patent number: 11421071Abstract: An object is to provide an epoxy resin composition which exhibits excellent tracking resistance and additionally has excellent heat resistance with a Tg of 200° C. or higher and flame retardancy. Provided is an epoxy resin composition which contains a phosphorus-containing epoxy resin and a curing agent and has a phosphorus content of within a range of 1.0 to 1.8%, wherein the phosphorus-containing epoxy resin has a ratio (L/H) of 0.6 to 4.0 of the content of trinuclear bodies (L) to the content of hepta or higher nuclear bodies (H) measured by GPC, and is a product obtained from a novolac epoxy resin having an average number of functional groups (Mn/E) of 3.8 to 4.8 and a phosphorus compound represented by the following general formula (1) and/or general formula (2).Type: GrantFiled: August 20, 2019Date of Patent: August 23, 2022Assignee: NIPPON STEEL Chemical & Materials Co., Ltd.Inventors: Hiroshi Sato, Yuko Shibata, Tomoyuki Suzuki
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Publication number: 20220263389Abstract: A driving unit includes a rotary electric machine which has a rotation axis extending in a horizontal direction, a rotary electric machine case, and an electric power conversion device. The electric power conversion device is disposed on one side of the rotary electric machine in an orthogonal direction. A first coolant is stored in a rotary electric machine accommodating portion of the rotary electric machine case. The driving unit has a first connecting portion electrically connecting the rotary electric machine and the electric power conversion device and a second connecting portion electrically connecting a sensor provided to the rotary electric machine and the electric power conversion device. The first connecting portion and the second connecting portion are disposed between the rotary electric machine and the electric power conversion device in the orthogonal direction.Type: ApplicationFiled: June 29, 2020Publication date: August 18, 2022Applicants: HONDA MOTOR CO., LTD., HITACHI ASTEMO, LTD.Inventors: Heisuke KOBAYASHI, Takeshi HOSHINOYA, Keiichiro KASHIWABARA, Norifumi YASUDA, Manabu YAZAKI, Tomoyuki SUZUKI, Akira FUJIWARA, Hideaki NOTO, Shunsuke ISOGAI, Yu ASAKURA
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Publication number: 20220247282Abstract: A driving unit includes a rotary electric machine which has a rotation axis extending in a horizontal direction, a rotary electric machine case, and an electric power conversion device. The electric power conversion device has an electric power conversion device case and is disposed on one side of the rotary electric machine in an orthogonal direction. The electric power conversion device case is fixed to the rotary electric machine case. At either the electric power conversion device case or the rotary electric machine case, a guide portion protruding in the orthogonal direction and extending in the rotation axis direction is formed above a connecting portion where the rotary electric machine and the electric power conversion device are electrically connected.Type: ApplicationFiled: June 29, 2020Publication date: August 4, 2022Applicants: HONDA MOTOR CO., LTD., HITACHI ASTEMO, LTD.Inventors: Heisuke KOBAYASHI, Tomoyuki SUZUKI, Takeshi HOSHINOYA, Fusanori NISHIKIMI, Yuki ISHIDA
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Publication number: 20220147671Abstract: According to an embodiment, an information processing device includes a memory storing therein library information and one or more processors coupled to the memory. The one or more processors are configured to: correct generation probabilities and a hyperparameter of machine learning on the basis of loss functions of linear regression equations; and extract nonlinear basis functions on the basis of the corrected generation probabilities from sub-libraries including the nonlinear basis functions, generate a plurality of linear regression equations obtained by combining the nonlinear basis functions of the plurality of types of sub-libraries, estimate coefficients of the linear regression equations by machine learning using the corrected hyperparameter, and calculate loss functions of the linear regression equations.Type: ApplicationFiled: September 1, 2021Publication date: May 12, 2022Applicant: KABUSHIKI KAISHA TOSHIBAInventor: Tomoyuki SUZUKI
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Patent number: 11271491Abstract: In an inverter module (10) including a plurality of switching elements (11), a positive-polarity bus bar (14), a negative-polarity bus bar (15), and a plurality of output bus bars (16, 17, and 18), the plurality of output bus bars (16, 17, and 18) are disposed in a first direction (D1) in which upper-stage-side switching elements (11U) and lower-stage-side switching elements (11L) are placed side by side, and the positive-polarity bus bar (14) and the negative-polarity bus bar (15) are disposed in a second direction (D2) intersecting the first direction (D1).Type: GrantFiled: September 10, 2018Date of Patent: March 8, 2022Assignee: AISIN CORPORATIONInventors: Yutaka Hotta, Tomoyuki Suzuki, Kaoru Shimano, Yasuhiro Kume, Takeshi Ikeyama, Toshiyuki Fukuhara
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Patent number: 11239735Abstract: A motor unit includes: a first rotating electric machine which includes a cylindrical first stator, a first rotor disposed coaxially with the first stator, a first shaft disposed coaxially with the first rotor, and a cylindrical first casing accommodating the first stator and the first rotor; a second rotating electric machine which includes a cylindrical second stator, a second rotor disposed coaxially with the second stator, a second shaft disposed coaxially with the second rotor, and a cylindrical second casing accommodating the second stator and the second rotor; a single drive device which is integrally fixed across a peripheral surface in a diameter direction of the first rotor in the first casing and a peripheral surface in a diameter direction of the second rotor in the second casing; and a surface-matching fixing portion which is fixed by a fixing member while an axial end surface of the first casing comes into contact with an axial end surface of the second casing.Type: GrantFiled: March 10, 2020Date of Patent: February 1, 2022Assignees: HONDA MOTOR CO., LTD., Hitachi Automotive Systems, Ltd.Inventors: Manabu Yazaki, Tomoyuki Suzuki, Sachio Kawada, Yasuyuki Saito, Hiroshi Hamano, Tsuyoshi Harada
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Patent number: 11162912Abstract: According to one embodiment an electronic apparatus includes a housing, a heat generating element, a plurality of sensors, and an index calculator. The heat generating element is housed in the housing. The index calculator calculates an index corresponding to a physical quantity or an index indicating performance of the electronic apparatus, based on a correlation between detected values of the sensors and the index.Type: GrantFiled: September 7, 2016Date of Patent: November 2, 2021Assignee: KABUSHI Kl KAISHA TOSHIBAInventors: Tomoyuki Suzuki, Tomonao Takamatsu, Kenji Hirohata, Tomoko Monda, Yuki Numata
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Publication number: 20210316602Abstract: A vehicle drive device includes a rotary electric machine, an inverter, and a case. The case includes a main body portion and a cover portion. The main body portion houses the rotary electric machine and at least a part of the inverter. The cover portion is joined to the main body portion so as to cover an opening portion of the main body portion. The inverter includes a cooler, a first unit that is fixed to the cooler so as to be along a first reference plane, and a second unit that is fixed to the cooler so as to be along a second reference plane. The cooler is fixed to the main body portion.Type: ApplicationFiled: December 6, 2019Publication date: October 14, 2021Applicant: AISIN AW CO., LTD.Inventor: Tomoyuki SUZUKI
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Publication number: 20210262879Abstract: A slip sensor includes a first insulating layer of which one side is a side of receiving a force and of which another side includes multiple first resistive portions, the first resistive portions, of which a longitudinal direction of each is directed to a first direction, being juxtaposed. The slip sensor includes a second insulating layer of which one side includes multiple second resistive portions, the second resistive portions, of which a longitudinal direction of each is directed to the first direction, being juxtaposed. The slip sensor includes a member disposed between the another side of the first insulating layer and the one side of the second insulating layer, the member being configured to elastically deform in accordance with the force. Each first resistive portion is disposed facing a given second resistive portion, the member being provided between a given first resistive portion and the given second resistive portion.Type: ApplicationFiled: August 27, 2019Publication date: August 26, 2021Inventors: Atsushi KITAMURA, Shigeyuki ADACHI, Toshiaki ASAKAWA, Tomoyuki SUZUKI, Shinya YAMAGUCHI, Hirotsugu IIJIMA
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Publication number: 20210253783Abstract: An object is to provide an epoxy resin composition which exhibits excellent tracking resistance and additionally has excellent heat resistance with a Tg of 200° C. or higher and flame retardancy. Provided is an epoxy resin composition which contains a phosphorus-containing epoxy resin and a curing agent and has a phosphorus content of within a range of 1.0 to 1.8%, wherein the phosphorus-containing epoxy resin has a ratio (L/H) of 0.6 to 4.0 of the content of trinuclear bodies (L) to the content of hepta or higher nuclear bodies (H) measured by GPC, and is a product obtained from a novolac epoxy resin having an average number of functional groups (Mn/E) of 3.8 to 4.8 and a phosphorus compound represented by the following general formula (1) and/or general formula (2).Type: ApplicationFiled: August 20, 2019Publication date: August 19, 2021Applicant: NIPPON STEEL Chemical & Material Co., Ltd.Inventors: Hiroshi SATO, Yuko SHIBATA, Tomoyuki SUZUKI
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Patent number: 11090642Abstract: A pillar-shaped honeycomb structure for supporting catalyst, including partition walls partitioning a plurality of cells extending from a first end face provided with a fluid inlet to a second end face provided with a fluid outlet, wherein the partition walls include a first region with a high initial water absorption speed and a second region with a lower initial water absorption speed than the first region, and the initial water absorption speed of the second region is 15% or more lower than the initial water absorption speed of the first region.Type: GrantFiled: March 18, 2019Date of Patent: August 17, 2021Assignee: NGK Insulators, Ltd.Inventor: Tomoyuki Suzuki
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Patent number: 10964836Abstract: According to one embodiment, a photon counting-type radiation detector includes a first cell and a second cell. The first cell transmits radiation. The second cell is stacked with the first cell. The second cell absorbs the radiation passing through the first cell.Type: GrantFiled: October 11, 2019Date of Patent: March 30, 2021Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA MATERIALS CO., LTDInventors: Kuniyuki Kakushima, Tomoyuki Suzuki, Kazuo Tsutsui, Akito Sasaki, Atsuya Sasaki, Hideaki Hirabayashi, Yoshinori Kataoka
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Patent number: 10944351Abstract: A motor drive control device capable of reducing the occurrence of vibration in a simple circuit configuration is provided. The motor drive control device (1) includes a motor drive unit (2) that selectively energizes coils with a plurality of phases (Lu, Lv and Lw) of a motor (20) and a control circuit (4) that outputs a drive control signal (Sd) which is a PWM signal to the motor drive unit (2) and thereby controls driving of the motor (20) while switching energization phases of the coils with the plurality of phases (Lu, Lv and Lw) energized by the motor drive unit (2) in predetermined order. The control circuit (4) executes reduction control to temporarily reduce a duty ratio of the drive control signal (Sd) every time a period of 1/m (m is an integer of 2 or more) of a switching cycle of the energization phases elapses after switching the energization phases.Type: GrantFiled: June 12, 2018Date of Patent: March 9, 2021Assignee: MINEBEA MITSUMI INC.Inventors: Hiroyuki Kaidu, Yuji Omura, Tomoyuki Suzuki
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Publication number: 20200392285Abstract: To provide a polyether polyol having a high degree of freedom in the design of a polyurethane foam, and capable of providing a polyol system solution excellent in storage stability. A polyether polyol having a polyoxyalkylene chain consisting of oxyalkylene units, and having a degree of unsaturation of at most 0.020 meq/g, a hydroxy value of from 1 to 80 mgKOH/g, a content of oxyethylene units of from 0 to 50 mass %, and a content of ultra-high molecular weight components which have molecular weights of from 12 to 46 times the number average molecular weight of at most 1,000 mass ppm. The number average molecular weight is a molecular weight as calculated as polystyrene measured by gel permeation chromatography (GPC) method, and the content of ultra-high molecular weight components is a value measured by high performance liquid chromatography (HPLC) method using a charged aerosol detector (CAD).Type: ApplicationFiled: August 5, 2020Publication date: December 17, 2020Applicant: AGC IncInventors: Shinji OKADA, Norihito MIYAGAWA, Tomoyuki SUZUKI, Takayuki SASAKI, Takashi ITO
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Patent number: 10843183Abstract: An isolation device for supplying a workspace with clean air resulting from dust filtration by an air cleaning means accurately manages the number of fine particles in a workspace and prevents fine particles from mixing with an experimental material. The isolation device includes a measurement probe; a particle counter for measuring the fine-particle counts for a plurality of particle sizes in the workspace air and outputting the measurements; a storage unit for storing, for each of the plurality of particle sizes and for work times and non-work times, management fine-particle counts at which the number of fine particles per unit volume is determined to be large; a cleanliness determination unit that compares the fine particle counts and the management fine-particle counts; and an output unit for outputting an alarm when the work-time/non-work time fine particle count for a particle size in the workspace exceeds the corresponding management fine-particle count.Type: GrantFiled: May 12, 2017Date of Patent: November 24, 2020Assignee: Hitachi Industrial Equipment Systems Co., Ltd.Inventors: Keiichi Ono, Tomoyuki Suzuki
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Patent number: 10811989Abstract: An inverter unit with reduced wiring impedance that includes a switching element unit and a capacitor unit is implemented. A capacitor unit 4 includes first portions 41 with a first length L1 which is a length in a first direction D1 orthogonal to a reference plane R1 of an inverter unit; and second portions 42 with a second length L2 shorter than the first length L1, and the first portions 41 and the second portions 42 are disposed adjacent to each other along the reference plane R1. The switching element unit 3 is disposed so as to overlap the second portions 42 as viewed in the first direction D1, and overlap the first portions 41 as viewed in a second direction D2 which is a direction in which the first portions 41 and the second portions 42 are arranged along the reference plane R1.Type: GrantFiled: March 22, 2018Date of Patent: October 20, 2020Assignee: AISIN AW CO., LTD.Inventors: Tomoyuki Suzuki, Masaru Nitta
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Patent number: 10781312Abstract: Provided is a thermally conductive member having excellent thermal resistance and insulating properties.The thermally conductive member includes a silicone resin, a thermally conductive filler having a larger particle diameter from 30 um to 100 ?m, a thermally conductive filler having a smaller particle diameter of not greater than 10 um, and mica having a particle diameter of not greater than 10 um and an aspect ratio of not greater than 50. The mica is added at a ratio of from 0.9 to 11 parts by mass relative to 100 parts by mass of the silicone resin.Type: GrantFiled: January 27, 2017Date of Patent: September 22, 2020Assignee: KITAGAWA INDUSTRIES CO., LTD.Inventors: Tomoyuki Suzuki, Yasuo Kondo, Takashi Mizuno, Yasuhiro Kawaguchi, Satoshi Deguchi
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Publication number: 20200295642Abstract: A motor unit includes: a first rotating electric machine which includes a cylindrical first stator, a first rotor disposed coaxially with the first stator, a first shaft disposed coaxially with the first rotor, and a cylindrical first casing accommodating the first stator and the first rotor; a second rotating electric machine which includes a cylindrical second stator, a second rotor disposed coaxially with the second stator, a second shaft disposed coaxially with the second rotor, and a cylindrical second casing accommodating the second stator and the second rotor; a single drive device which is integrally fixed across a peripheral surface in a diameter direction of the first rotor in the first casing and a peripheral surface in a diameter direction of the second rotor in the second casing; and a surface-matching fixing portion which is fixed by a fixing member while an axial end surface of the first casing comes into contact with an axial end surface of the second casing.Type: ApplicationFiled: March 10, 2020Publication date: September 17, 2020Inventors: Manabu Yazaki, Tomoyuki Suzuki, Sachio Kawada, Yasuyuki Saito, Hiroshi Hamano, Tsuyoshi Harada