Patents by Inventor Daisuke Kato
Daisuke Kato 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: 20240369060Abstract: In a variable displacement oil pump (VP1) according to the present invention, a coil spring (SP) as an urging member is arranged at a position that does not overlap a first suction port (114), a first discharge port (115) and an inlet (124a) which correspond to a suction portion when viewed from an axial direction along a drive shaft (2). Therefore, in the variable displacement oil pump (VP1), there is no risk that during pump operation, flow of oil introduced into the pump chambers 30 located in a suction region through the first suction port (114), the first discharge port (115) and the inlet (124a) corresponding to the suction portion will be interrupted by the coil spring (SP). With this, in the variable displacement oil pump (VP1), a suction resistance during the pump operation is reduced, then a suction performance of the pump can be improved.Type: ApplicationFiled: July 5, 2022Publication date: November 7, 2024Inventors: Nobuaki SOGAWA, Koji SAGA, Daisuke KATO
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Patent number: 12129445Abstract: A fluorine-containing ether compound represented by the following formula (1) is provided. R2—CH2—R1—CH2OCH2CH(OH)—(CH2)n—CH(OH)CH2OCH2—R1—CH2—R2??(1) (in the formula (1), n is an integer of 2 to 6, R1 is a perfluoropolyether chain, R2 is —OCH2CH(OH)CH2O(CH2)mOH (m in the formula is an integer of 2 to 4)).Type: GrantFiled: July 9, 2020Date of Patent: October 29, 2024Assignee: Resonac CorporationInventors: Naoya Fukumoto, Daisuke Yagyu, Tsuyoshi Kato, Katsumi Murofushi
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Publication number: 20240352932Abstract: In a variable displacement oil pump (VP1) according to the present invention, a stopper portion (45) that can come into contact with a cam ring contact portion (112e) provided at a pump accommodating portion (110) is provided at a position that does not overlap a first suction port (114), a second suction port (124) and an inlet (124a), which correspond to a suction portion, in a circumferential direction of rotation of a drive shaft (2) on a rotation center (Z). Therefore, there is no risk that flow of oil sucked into pump chambers (30) located in a suction region through the first suction port (114), the second suction port (124) and the inlet (124a) will be interrupted by the stopper portion (45), thereby improving a suction performance of the pump.Type: ApplicationFiled: July 5, 2022Publication date: October 24, 2024Inventors: Daisuke KATO, Koji SAGA, Nobuaki SOGAWA
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Publication number: 20240355888Abstract: The present invention provides: a semiconductor device which has higher resistance to bias at high temperatures and high humidities than ever before, while achieving good connection between a field limiting layer and a field plate; and a power conversion device which uses this semiconductor device. A semiconductor device according to the present invention is characterized by comprising a floating field limiting layer that is provided in a termination region and a field plate that is electrically connected to the field limiting layer, and is also characterized in that: the field plate is formed of a polysilicon; the field plate and the field limiting layer are connected to each other via an Al electrode; and the connection between the field limiting layer and the Al electrode and the connection between the field plate and the Al electrode are established at different contacts.Type: ApplicationFiled: November 11, 2022Publication date: October 24, 2024Inventors: Masaki SHIRAISHI, Daisuke KAWASE, Tetsuo ODA, Tomoyasu FURUKAWA, Yutaka KATO, Tsubasa MORITSUKA
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Publication number: 20240344515Abstract: An oil pump includes: a housing; a pump constituting section; a discharge opening portion; and a suction opening portion which includes a termination end portion including a termination end inner circumference portion, a termination end outer circumference portion provided radially outside the termination end inner circumference portion, and positioned radially outside the cam profile surface, a curved surface portion connecting the termination end inner circumference portion and the termination end outer circumference portion, and a cross portion at which the curved surface portion is crossed with the cam profile surface, and which is positioned at a position at which a radial length of a vane of the plurality of the vanes that confronts the suction opening portion is shorter than a half of an entire length of the vane.Type: ApplicationFiled: July 8, 2022Publication date: October 17, 2024Inventors: Daisuke KATO, Koji SAGA, Nobuaki SOGAWA
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Patent number: 12110211Abstract: A break detection device includes an extraction unit (22), an extraction unit (23), a detection unit (24), and a determination unit (26). The extraction unit (22) extracts, from an output signal from a sensor, a vibration component in a specific frequency band. The extraction unit (23) attenuates, from the vibration component extracted by the extraction unit (22), a steady vibration component and a progressively increasing vibration component to extract a determination signal. The detection unit (24) detects, on the basis of the determination signal, occurrence of an abnormal variation in the output signal from the sensor. The determination unit (26) determines whether or not a rope has a broken portion.Type: GrantFiled: August 10, 2017Date of Patent: October 8, 2024Assignee: MITSUBISHI ELECTRIC CORPORATIONInventors: Daisuke Nakazawa, Toshiaki Kato, Daiki Fukui, Hiroyuki Murakami, Satoshi Yamasaki
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Publication number: 20240329562Abstract: A developing device includes a developer moving unit that circularly moves a developer, the developer moving unit including a one-direction transport member that transports the developer in one direction, and an opposite-direction transport member that is disposed below the one-direction transport member and that transports the developer in a direction opposite to the one direction; a facing member that is disposed at a location facing an image carrier and that supplies the image carrier with the developer supplied from the one-direction transport member; a lower transport member that is disposed below the facing member and that transports the developer that has separated from the facing member in the one direction to cause the developer to be supplied to one end portion side of the opposite-direction transport member; and a movement restricting portion that is disposed between the lower transport member and the opposite-direction transport member and that restricts a movement of the developer from the opposiType: ApplicationFiled: September 12, 2023Publication date: October 3, 2024Applicant: FUJIFILM BUSINESS INNOVATION CORP.Inventors: Sadayuki TSUJINO, Masanori KATO, Yoshihisa NAKAO, Shota IGAWA, Yoshitaka NAKAJIMA, Daisuke UCHIMITSU, Satoshi KONO, Yasuki TANAKA
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Publication number: 20240331726Abstract: The present invention provides a fluorine-containing ether compound that can form a lubricating layer which can increase chemical substance resistance of a magnetic recording medium even if the thickness is thin, and can be suitably used as a material for a lubricant for a magnetic recording medium. The fluorine-containing ether compound is represented by the following formula. R1—CH2—R2—CH2—OCH2—CHR3—CH2O—CH2—R4—CH2—R5 (in the formula, R2 and R4 are a perfluoropolyether chain; R1 and R5 are terminal groups which contain two or three hydroxyl groups, and in which respective hydroxyl groups are bonded to different carbon atoms, and carbon atoms to which the hydroxyl groups are bonded are bonded to each other via a linking group containing a carbon atom to which no hydroxyl group is bonded; R3 is represented by the following formula; and —(CH2)a—OH (a is an integer of 2 to 8)).Type: ApplicationFiled: June 30, 2022Publication date: October 3, 2024Applicant: Resonac CorporationInventors: Chizuru KASAHARA, Tsuyoshi KATO, Natsumi SHIBATA, Daisuke YAGYU, Yutaka TANJI, Takuma KURODA
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Patent number: 12100434Abstract: A fluorine-containing ether compound represented by a formula (1) shown below. R1—(O(CH2)a)b-[A]-[B]—O—CH2—R2—CH2—R3??(1) (In the formula (1), R1 is an alkyl group which may have a substituent, or an organic group having at least one double bond or triple bond. Further, a represents an integer of 2 to 4, and b is 0 or 1. [A] is represented by a formula (2): —(OCH2CH(OH)CH2)c— (wherein c is 1 or 2). [B] is represented by a formula (3): —(O(CH2)eCH(OH)CH2)d— (wherein d is 0 or 1, and e represents an integer of 2 to 4). However, the sum of c in the formula (2) and d in the formula (3) is 2. R2 is a perfluoropolyether chain. R3 is represented by a formula (4): —(OCH2CH(OH)CH2)2—O—CH2(CH2)fOH (wherein f represents an integer of 2 to 5).Type: GrantFiled: February 2, 2021Date of Patent: September 24, 2024Assignee: Resonac CorporationInventors: Daisuke Yagyu, Tsuyoshi Kato, Ayano Asano, Natsumi Shibata, Naoya Fukumoto
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Publication number: 20240300282Abstract: Provided is an air outlet structure capable of adjusting an air flow direction in a plurality of directions by a simple configuration and reducing the pressure loss of air to be flowed. The air outlet structure 1 includes first fins 41 capable of adjusting an air flow direction in the width direction of the vehicle 100, a second fin 42 capable of adjusting the air flow direction in a vehicle width direction, an operator 5, a first linker 6 provided to connect the first fins 41 and the operator 5 to each other and moving the first fins 41 based on movement of the operator 5, and a second linker 7 provided to connect the second fin 42 and the operator 5 to each other and moving the second fin 42 based on movement of the operator 5. The operator 5 is provided outside an outlet port 3a.Type: ApplicationFiled: February 23, 2024Publication date: September 12, 2024Inventors: Yu NAKASHIMA, Daisuke KATO
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Publication number: 20240298462Abstract: According to one embodiment, an organic semiconductor device includes a supporting substrate, a plurality of organic EL light emitting elements, a first barrier layer, a flattening layer, and a second barrier layer. The flattening layer exists sporadically and makes gentle in inclination steep elevation change present in the surface of the first barrier layer. The first barrier layer and the second barrier layer are made of moisture penetration preventive material.Type: ApplicationFiled: May 13, 2024Publication date: September 5, 2024Applicant: Japan Display Inc.Inventors: Daisuke KATO, Kaichi FUKUDA
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Patent number: 12071174Abstract: A subframe (100) includes a base member (110) and a first member (121). The base member (110) is a channel-shaped member that includes a base surface portion (111) and two wall portions (112) on both sides of the base surface portion (111) in a vehicle length direction and is open on its lower side in a vehicle height direction. The first member (121) includes a bottom wall portion (121g), a top wall portion (121t), and a side wall portion (121s). The bottom wall portion (121g) and the top wall portion (121t) are disposed in the same direction as the base surface portion (111). The top wall portion (121t) is overlapped on and joined to the base surface portion (111). The wall portions (112) and the bottom wall portion (121g) form the channel shape. The side wall portion (121s) is a wall that blocks a vehicle width direction between the bottom wall portion (121g) and the top wall portion (121t).Type: GrantFiled: August 31, 2021Date of Patent: August 27, 2024Assignee: NIPPON STEEL CORPORATIONInventors: Junichiro Suzuki, Yohei Kato, Susumu Yuasa, Yui Takahashi, Daisuke Yasufuku, Hiroshi Yoshida
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Publication number: 20240279202Abstract: Provided herein are compounds for inhibiting and/or degrading IL-2 inducible T-cell kinase (ITK), compositions comprising the compounds, methods of making the same, and methods of their use for treating diseases or disorders including cancer, inflammatory, and autoimmune diseases.Type: ApplicationFiled: May 3, 2022Publication date: August 22, 2024Inventors: Joel MCINTOSH, Daisuke KATO, Jeffrey MIHALIC, Ge PENG
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Publication number: 20240279395Abstract: The present invention provides a fluorine-containing ether compound represented by following formula. R1—CH2—R2—CH2—R3—CH2—R4—CH2—R5—CH2—R6—CH2—R7 (R2, R4, and R6 are perfluoropolyether chains having the structure R3 and R5 are each independently a linking group containing one or more hydroxyl groups, and R1 and R7 are each independently Formula (2).) —O—CH2—CH(OH)—([D]—CH(OH))s-[E]-CH2OH??(2) (s is 0 or 1, [D] and [E] each independently is a chain structure consisting of a combination of 2 to 5 methylene groups and 1 oxygen atom or a chain structure consisting of 1 to 4 methylene groups, provided that, in case where s is 0 and [E] contains an oxygen atom, the number of methy ne groups contained in [E] is 3 or more).Type: ApplicationFiled: April 7, 2022Publication date: August 22, 2024Applicant: Resonac CorporationInventors: Natsumi SHIBATA, Naoya FUKUMOTO, Ayano ASANO, Tsuyoshi KATO, Takuma KURODA, Daisuke YAGYU, Chizuru KASAHARA, Yutaka TANJI
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Publication number: 20240270325Abstract: What is provided is an automobile body in which batteries, tires, and liquids containing water and oil are removed from a public road vehicle with superior collision safety, the public road vehicle comprising at least a steel material containing a steel sheet with a tensile strength of 1180 MPa or higher, a non-ferrous metal material, and a resin material, wherein the ratio of a mass mh (kg) of the steel sheet having a tensile strength of 1180 MPa or higher to a mass m (kg) of the automobile body is 9% or higher, and a mass m (kg) of the automobile body and a projected area s (m2) of the automobile body from an upper side satisfy a formula (1) and a formula (2) 6 < s < 11 ( 1 ) m < ( 2 ? 7 ? 2 . 3 ? 7 × s - 8 ? 3 ? 5 ) × 0 ? .98 .Type: ApplicationFiled: May 25, 2022Publication date: August 15, 2024Applicant: NIPPON STEEL CORPORATIONInventors: Masahiro KUBO, Shunji HIWATASHI, Yutaka MIKAZUKI, Koichi SATO, Takahiro AITOH, Kengo TAKEDA, Katsuya NAKANO, Yuri TODA, Shinichiro TABATA, Kodai MURASAWA, Daisuke MAEDA, Kazuo HIKIDA, Kazuhisa KUSUMI, Shingo FUJINAKA, Jun HAGA, Ryo TABATA, Ryoma KATO, Mitsuharu YAMAGATA, Toshiyuki NIWA, Hiromi ASAMA, Junichiro SUZUKI, Yasunori ITO
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Publication number: 20240261191Abstract: An opening detection sheet to be attached to a packaging material includes a metal layer, an IC, an insulating layer, and a first adhesive layer. The metal layer is releasable from the packaging material and includes a slit. The IC is mounted on the metal layer so as to cover at least a portion of the slit and for communicating with an external device. The insulating layer is disposed on an opposite side from the IC with respect to the metal layer. The first adhesive layer is bonded to the insulating layer on an opposite side from the metal layer so as to be bonded to the packaging material.Type: ApplicationFiled: June 8, 2022Publication date: August 8, 2024Applicants: UACJ CORPORATION, UACJ FOIL CORPORATION, KISCO LTD., UNI TAG LTD.Inventors: Hisaya KATO, Tomoki TAKEDA, Tomohiro MAEDA, Yosuke TAKAGI, Masaki TAKAISHI, Daisuke ASADA, Shinji KANEKO
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Patent number: 12057151Abstract: There is provided a fluorine-containing ether compound represented by the following formula. R1—R2—CH2—R3—CH2—OCH2CH(OH)CH2O—CH2—R3—CH2—R4—R5 (in the formula, R3 represents a perfluoropolyether chain; R2 and R4 represent a divalent linking group having a polar group and may be the same or different from each other; R1 and R5 represent a terminal group bonded to an oxygen atom of R2 or R4 and may be the same or different from each other; and at least one of R1 and R5 is an organic group having 1 to 8 carbon atoms and at least one of hydrogens included in the organic group is substituted by a cyano group).Type: GrantFiled: December 16, 2020Date of Patent: August 6, 2024Assignee: Resonac CorporationInventors: Naoya Fukumoto, Tsuyoshi Kato, Katsumi Murofushi, Daisuke Yagyu, Masaki Nanko, Natsumi Shibata
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Patent number: 12049216Abstract: A vehicle control method is applied to a vehicle 1 in which a front wheel 2 is driven by an engine 4, and the method includes a basic torque setting step of setting basic torque to be generated by the engine 4, based on an operational state of the vehicle 1; a deceleration torque setting step of setting deceleration torque, based on an increase in steering angle of a steering apparatus 5 mounted on the vehicle 1; a torque generation step of controlling the engine 4 so that torque based on the basic torque and the deceleration torque is generated; and a deceleration torque changing step of changing the deceleration torque, based on a vehicle-width-direction mounting position of a steering wheel 6 and an operation direction of the steering wheel 6 when the steering angle is increased.Type: GrantFiled: September 4, 2019Date of Patent: July 30, 2024Assignees: MAZDA MOTOR CORPORATION, IKUTOKU GAKUENInventors: Takatoshi Tsukano, Shohei Yamada, Daisuke Umetsu, Fuminori Kato, Osamu Sunahara, Masato Abe, Makoto Yamakado, Yoshio Kano, Kazuki Sato
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Patent number: 12030160Abstract: A foreign body removing device includes a foreign body removing tool for removing a foreign body that has adhered to a surface of a workpiece. This foreign body removing tool includes: a grip to be grasped by a worker; a blade that contacts the foreign body; and an airflow delivering portion for delivering compressed gas that has been supplied from a compressed gas supply source, as an airflow contacting the blade.Type: GrantFiled: February 17, 2021Date of Patent: July 9, 2024Assignee: HONDA MOTOR CO., LTD.Inventor: Daisuke Kato
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Patent number: 12013394Abstract: The present disclosure provides an immunochromatographic test piece which prevents a non-specific reaction by efficiently and continuously contacting and neutralizing a developing solution containing nitrous acid with a neutralizing reagent in an immunochromatography method of extracting and measuring a sugar chain antigen by nitrous acid extraction on the immunochromatographic test piece. The present disclosure also provides an immunochromatographic test piece for extracting and measuring a sugar chain antigen in a specimen, which comprises: a sample pad; a label region; a detection region on which the antibody against the sugar chain antigen is immobilized; a region impregnated with a neutralizing reagent upstream of the label region, and a region impregnated with a solid acid reagent or a region impregnated with nitrite, upstream of the region impregnated with the neutralizing reagent.Type: GrantFiled: March 14, 2018Date of Patent: June 18, 2024Assignee: Denka Company LimitedInventors: Daisuke Kato, Shino Muramatsu, Tomohiro Hattori