Patents by Inventor Yoshiyuki Yamada
Yoshiyuki Yamada 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: 20240109326Abstract: A liquid ejection head includes a print element substrate including multiple ejection openings, pressure chambers, a common flow path, and pumps, the pumps being configured to circulate liquid between the common flow path and the pressure chamber; and a flow path member laminated to the print element substrate. The flow path member includes a supply flow path and a collection flow path, the supply flow path being configured to supply liquid to the print element substrate, and the collection flow path being configured to collect liquid that is not ejected. The supply flow path and the collection flow path have liquid connection with the same common flow path. A circulating pump generates a flow of liquid flowing in an order of the supply flow path, the common flow path, and the collection flow path, the circulating pump being provided at a position different from the print element substrate.Type: ApplicationFiled: December 8, 2023Publication date: April 4, 2024Inventors: Kazuhiro Yamada, Yoshiyuki Nakagawa, Toru Nakakubo, Ryo Kasai, Takuro Yamazaki
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Publication number: 20240092337Abstract: A vehicle control apparatus includes front-wheel and rear-wheel driving systems, and a control system. The front-wheel driving system includes a first travel motor mechanically coupled to a front wheel of a vehicle and a first accumulator electrically coupled to the first travel motor. The rear-wheel driving system includes a second travel motor mechanically coupled to a rear wheel of the vehicle and a second accumulator electrically coupled to the second travel motor. The control system includes one or more processors and one or more memories communicably coupled to the one or more processors, and controls the first and second travel motors. When a difference between an SOC of the first accumulator and an SOC of the second accumulator is greater than a threshold value, the one or more processors change a torque distribution ratio between the first and second travel motors from a reference distribution ratio.Type: ApplicationFiled: September 13, 2023Publication date: March 21, 2024Inventors: Hiroshi KUSANO, Yoshinobu YAMAZAKI, Masami OGURI, Akihiro NABESHIMA, Yoshiyuki JIN, Takeshi YONEDA, Fumiya SATO, Keigo YAMADA, Takumi ARAKI, Shuntaro MIURA
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Publication number: 20240067764Abstract: A solid titanium catalyst component (I) for olefin polymer production contains titanium, magnesium, halogen, and a cyclic multiple-ester-group-containing compound (a) represented by the formula (1). Preferably, a propylene polymer that is obtained by the olefin polymerization method and has specific thermal properties as determined primarily by differential scanning calorimetry (DSC).Type: ApplicationFiled: December 21, 2021Publication date: February 29, 2024Applicant: MITSUI CHEMICALS, INC.Inventors: Takashi KIMURA, Makoto ISOGAI, Yasushi NAKAYAMA, Kenji MICHIUE, Takashi JINNAI, Wataru YAMADA, Shotaro TAKANO, Hiroshi TERAO, Takaaki YANO, Yoshiyuki TOTANI, Sunil Krzysztof MOORTHI, Takashi NAKANO
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Publication number: 20240067763Abstract: The solid titanium catalyst component (I) of the present invention contains titanium, magnesium, halogen, and a cyclic multiple-ester-group-containing compound (a) represented by the following formula (1).Type: ApplicationFiled: August 26, 2021Publication date: February 29, 2024Applicant: MITSUI CHEMICALS, INC.Inventors: Takashi KIMURA, Makoto ISOGAI, Yasushi NAKAYAMA, Kenji MICHIUE, Takashi JINNAI, Wataru YAMADA, Shotaro TAKANO, Hiroshi TERAO, Takaaki YANO, Yoshiyuki TOTANI, Sunil Krzysztof MOORTHI, Takashi NAKANO
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Patent number: 11890721Abstract: A screw rotor lead correction calculation device includes an initial data input section configured to input an error as a distance with respect to a reference lead at each axial position of a rotor groove portion of a screw rotor, and a processing machine input correction amount/position output section configured to compute and output, based on the error as the distance input to the initial data input section, a lead correction amount with respect to the reference lead and a lead correction starting position as an axial position for starting lead correction. With this configuration, correction data for obtaining a screw rotor with a high-accuracy lead can be obtained from a lead error with respect to a reference lead in a screw rotor obtained by ground finish of the material of the screw rotor.Type: GrantFiled: June 7, 2019Date of Patent: February 6, 2024Assignee: HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC.Inventors: Toshio Yamanaka, Koji Utsumi, Hisashi Aoki, Yoshiyuki Yamada, Hidetaro Kayanuma
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Publication number: 20230377234Abstract: An ophthalmic information processing method includes: acquiring first distribution data representing two-dimensional distribution of first measurement data of examinee's eye-tissue; acquiring second distribution data representing two-dimensional distribution of second measurement data of a measurement target different from that of the first measurement data in the examinee's eye tissue, the two-dimensional distribution being related to a region overlapping with that of the first distribution data; generating a first isoline map in which pixels in a closed section enclosed by an isoline are filled with a color or density level in accordance with a value of the first measurement data, the first isoline map representing the first distribution data; generating a wireframe second isoline map in which a closed section enclosed by adjacent isolines are not filled, the second isoline map representing the second distribution data; and generating a superimposed map by superimposing the first isoline map and the secondType: ApplicationFiled: August 3, 2023Publication date: November 23, 2023Applicant: NIDEK CO., LTD.Inventor: Yoshiyuki YAMADA
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Publication number: 20230318061Abstract: A battery module includes a battery, a structure positioned at least partially around the battery, a temperature sensor positioned between the battery and the structure, and a directing portion directing a temperature detection range of the temperature sensor toward the battery.Type: ApplicationFiled: March 2, 2023Publication date: October 5, 2023Inventors: Yoshimasa YAMAMOTO, Yoshiyuki YAMADA, Mitsuyuki OKAMURA, Tsubasa ANBAI, Xiaoying FAN
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Patent number: 11729199Abstract: This security evaluation system includes a first graph generation part that generates a first evaluation graph representing a connection relationship between resources as a target for security evaluation; a second graph generation part that generates a second evaluation graph representing a personal relationship between areas where the resources are located; and display part that displays the first evaluation graph and the second evaluation graph in association with each other.Type: GrantFiled: March 27, 2018Date of Patent: August 15, 2023Assignee: NEC CORPORATIONInventors: Yoshiyuki Yamada, Yoshinobu Ohta, Masaki Inokuchi
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Patent number: 11682128Abstract: A face image processing device, includes: an image coordinate system coordinate value derivation unit detecting an x-coordinate value and a y-coordinate value in an image coordinate system at a feature point of an organ of a face of a person in an image, and estimating a z-coordinate value, so as to derive three-dimensional coordinate values in the image coordinate system; a camera coordinate system coordinate value derivation unit deriving three-dimensional coordinate values in a camera coordinate system from the three-dimensional coordinate values in the image coordinate system derived by the image coordinate system coordinate value derivation unit; and a parameter derivation unit applying the three-dimensional coordinate values in the camera coordinate system derived by the camera coordinate system coordinate value derivation unit to a predetermined three-dimensional face shape model to derive a model parameter of the three-dimensional face shape model in the camera coordinate system.Type: GrantFiled: March 15, 2021Date of Patent: June 20, 2023Assignee: AISIN SEIKI KABUSHIKI KAISHAInventors: Shin-ichi Kojima, Yuya Yamada, Shin Osuga, Koki Ueda, Yuta Kawai, Takashi Kato, Yoshiyuki Yamada
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Patent number: 11501561Abstract: An occupant monitoring device includes: an acquisition unit that acquires a captured image obtained by imaging a region in which there is a probability that a face of an occupant is present in a vehicle; a determination unit that determines whether the captured image acquired by the acquisition unit corresponds to a first image including the face a part of which is hidden by an accessory or a second image including the face a part of which is hidden by a non-accessory object other than the accessory; and a processing unit that detects face information regarding the face of the occupant based on the captured image in different modes according to a determination result in the determination unit, and monitors a state change of the face of the occupant based on a detection result.Type: GrantFiled: September 24, 2019Date of Patent: November 15, 2022Assignees: AISIN CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shin Osuga, Tetsuya Hattori, Yoshiyuki Yamada, Takeshi Matsumura
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Patent number: 11496507Abstract: An abnormality detection device 10, which detects an abnormality of a data series to be detected that has regularity in a sequence of data forming the data series, is provided with: a determination unit 11 which refers to a data series of a normal model composed of a prescribed permutation as a data series that indicates a state in which a system to be detected is normal, and which, every time one piece of data is input, in light of a permutation indicated by a pair of the one piece of input data and another piece of data input immediately before the one piece of data is input, determines that the data series to be detected is locally abnormal when the permutation is not included in the normal model, and determines that the data series to be detected is locally normal when the permutation is included in the normal model.Type: GrantFiled: March 9, 2017Date of Patent: November 8, 2022Assignee: NEC CORPORATIONInventor: Yoshiyuki Yamada
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Patent number: 11384864Abstract: A vacuum pressure proportional control valve placed on a pipe connecting between a reaction vessel and a vacuum pump to control the vacuum pressure in the reaction vessel includes a cylinder provided with a piston chamber, a piston housed in the piston chamber so as to make reciprocal linear movement, a valve seat surface, and a valve element which contacts with or separates from the valve seat surface according to the movement of the piston. A stopper member is provided in the cylinder so that a leading end portion of the stopper member is placed in the piston chamber. The stopper member is configured to move the piston back and forth in a moving direction of the piston by use of an adjusting unit to thereby adjust the position of the leading end portion.Type: GrantFiled: January 21, 2020Date of Patent: July 12, 2022Assignee: CKD CORPORATIONInventors: Yoshiyuki Yamada, Shunsuke Umezawa
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Patent number: 11210497Abstract: An occupant modeling device includes: an acquisition section acquiring an image by imaging a region where there is a probability that a face of an occupant is present; a model fitting section generating a model of the face based on a first image acquired by the acquisition section; a tracking section adapting the model to a second image acquired after the first image; a determination section determining correctness of a facial part position included in the second image to which the model is adapted, by using learned information obtained through learning based on correct information and incorrect information regarding the facial part position; and a processing section determining whether a process in the tracking section is to be continuously executed or a process in the model fitting section is to be executed again according to a determination result in the determination section.Type: GrantFiled: September 23, 2019Date of Patent: December 28, 2021Assignee: AISIN SEIKI KABUSHIKI KAISHAInventors: Shin Osuga, Takashi Kato, Yoshiyuki Yamada, Tetsuya Hattori
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Publication number: 20210312648Abstract: A face image processing device, includes: an image coordinate system coordinate value derivation unit detecting an x-coordinate value and a y-coordinate value in an image coordinate system at a feature point of an organ of a face of a person in an image, and estimating a z-coordinate value, so as to derive three-dimensional coordinate values in the image coordinate system; a camera coordinate system coordinate value derivation unit deriving three-dimensional coordinate values in a camera coordinate system from the three-dimensional coordinate values in the image coordinate system derived by the image coordinate system coordinate value derivation unit; and a parameter derivation unit applying the three-dimensional coordinate values in the camera coordinate system derived by the camera coordinate system coordinate value derivation unit to a predetermined three-dimensional face shape model to derive a model parameter of the three-dimensional face shape model in the camera coordinate system.Type: ApplicationFiled: March 15, 2021Publication date: October 7, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Shin-ichi KOJIMA, Yuya YAMADA, Shin OSUGA, Koki UEDA, Yuta KAWAI, Takashi KATO, Yoshiyuki YAMADA
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Publication number: 20210243213Abstract: An information collection system includes: a side-channel information processing unit that derives load information to estimate an impact on the availability of a target machine for active scanning by using side-channel data; an allow list generation unit that generates an allow list including a scan timing and a scan range in which the availability is not affected, the allow list generation unit generating the allow list based on the load information; and an allow list storage unit that stores the allow list. An active scan of the target machine is executed by referencing the allow list stored in the allow list storage unit to collect asset information of the target machine.Type: ApplicationFiled: June 12, 2018Publication date: August 5, 2021Applicants: NEC CORPORATION, B.G. Negev Technologies and Applications Ltd., at Ben-Gurion UniversityInventors: Yoshiyuki YAMADA, Masaki INOKUCHI, Yoshinobu OHTA, Yuval ELOVICI, Asaf SHABTAI, Ron BITTON
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Publication number: 20210197817Abstract: A vehicle control device includes a detection unit detecting a preceding vehicle based on an image acquired by a camera, a follow-on travel control unit that can control a user's own vehicle to travel so as to follow the preceding vehicle, and can control the user's own vehicle to travel at a predetermined speed when the preceding vehicle does not exist, and an acceleration suppression unit suppressing acceleration of the user's own vehicle for a predetermined time period if a detection accuracy for the preceding vehicle is decreased in the detection unit when the user's own vehicle is following the preceding vehicle at the predetermined speed or less. The predetermined time period is a vehicle headway time previously determined for the preceding vehicle or a time required until the user's own vehicle reaches a location where the preceding vehicle was positioned when the detection accuracy was decreased.Type: ApplicationFiled: December 21, 2020Publication date: July 1, 2021Inventors: Yoshiyuki YAMADA, Tadayoshi OKADA, Yoshikazu SATO
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Patent number: 11048952Abstract: An occupant monitoring device includes: an acquisition unit that acquires a captured image obtained by imaging a region in which there is a probability that a face of an occupant is present in a vehicle; a determination unit that determines whether the captured image acquired by the acquisition unit corresponds to at least a first image not including a feature portion of the face of the occupant but including at least a part of a body of the occupant or a second image not including the body of the occupant; and a processing unit that monitors a state change of the face of the occupant based on the captured image, and switches whether or not an occupant parameter set for monitoring the state change of the face of the occupant is to be reset according to a determination result in the determination unit.Type: GrantFiled: September 24, 2019Date of Patent: June 29, 2021Assignee: AISIN SEIKI KABUSHIKI KAISHAInventors: Shin Osuga, Takashi Kato, Yuya Yamada, Tetsuya Hattori, Yoshiyuki Yamada, Yuta Kawai
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Publication number: 20210085174Abstract: An eyeball structure estimation apparatus includes: an imaging unit imaging a face of a person to be observed; a light irradiation unit irradiating an eye of the person with light; a corneal reflex estimation unit that estimates an image coordinate of a corneal reflex in a face image representing the face using structure parameters of an eyeball on the basis of a pupil center position; a pupil estimation unit estimating an image coordinate of a pupil center using the structure parameters on the basis of a position of the corneal reflex; an advance prediction unit predicting a state vector including the structure parameters; and a state estimation unit estimating the state vector on the basis of an observation vector including the image coordinates of the corneal reflex and the pupil center, the state vector, and an observation equation representing the observation vector by using the state vector.Type: ApplicationFiled: March 13, 2020Publication date: March 25, 2021Applicant: AISIN SEIKI KABUSHIKI KAISHAInventors: Shin-ichi KOJIMA, Yoshiyuki YAMADA
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Publication number: 20210006582Abstract: This security evaluation system includes a first graph generation part that generates a first evaluation graph representing a connection relationship between resources as a target for security evaluation; a second graph generation part that generates a second evaluation graph representing a personal relationship between areas where the resources are located; and display part that displays the first evaluation graph and the second evaluation graph in association with each other.Type: ApplicationFiled: March 27, 2018Publication date: January 7, 2021Applicant: NEC CorporationInventors: Yoshiyuki YAMADA, Yoshinobu OHTA, Masaki INOKUCHI
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Publication number: 20200410109Abstract: This security evaluation system includes a first graph generation part that generates a first evaluation graph representing a connection relationship between resources as a target for security evaluation; a second graph generation part that generates a second evaluation graph representing a connection relationship between areas where the resources are located; and display part that displays the first evaluation graph and the second evaluation graph in association with each other.Type: ApplicationFiled: March 27, 2018Publication date: December 31, 2020Applicant: NEC CorporationInventors: Yoshiyuki YAMADA, Yoshinobu OHTA, Masaki INOKUCHI