Patents by Inventor Yusuke Higuchi
Yusuke Higuchi 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: 20250074730Abstract: A lock mechanism configured to lock a door part being openable and closable with respect to a device body in a closed state of being closed with respect to the device body, the lock mechanism including a first member including an engagement part being engageable with the device body, a first biasing member configured to bias the first member toward an engagement direction, a second member configured to displace the first member such that the engagement part shifts from an engaged state to a disengaged state with respect to the device body against a biasing force by the first biasing member, and a second biasing member configured to bias the second member in a direction not resisting the biasing force by the first biasing member.Type: ApplicationFiled: September 4, 2024Publication date: March 6, 2025Inventors: Soichiro KII, Yusuke HIGUCHI, Kentaro NAKAMURA, Kazutoshi MATSUZAKI
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Patent number: 12240226Abstract: A printer includes a curved path through which a medium is transported toward a line head, a transport roller pair provided in the curved path, pinching the medium by a driving roller and a driven roller at a pinching position, and transporting the medium, a gate portion having a contact surface configured to switch between a contact position located upstream of the pinching position in a transport direction in the curved path and a retreat position at which the contact surface does not contact with the medium, and a guide portion guiding a tip of the transported medium to the contact surface located at the contact position.Type: GrantFiled: November 14, 2022Date of Patent: March 4, 2025Assignee: Seiko Epson CorporationInventors: Keita Hanaoka, Yusuke Higuchi
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Publication number: 20250059814Abstract: A medium transport device includes a device main bod, a door section configured to open and close with respect to the device main body around a pivot shaft, and a door holding section configured to hold a state in which the door section is opened at a predetermined angle or more with respect to the device main body. The door section is configured to form at least a part of the transport path. The door holding section includes a spring provided on the door section or the device main body and an engagement section is provided on the other. The spring includes a section which is positioned between a fixed end and a free end, and the section applies a spring force to the engagement section to hold the door section in a state of being opened at the predetermined angle or more.Type: ApplicationFiled: August 13, 2024Publication date: February 20, 2025Inventors: Yusuke HIGUCHI, Yohei SAKAI, Kazutoshi MATSUZAKI
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Publication number: 20240326493Abstract: An electronic apparatus includes: an apparatus body; a door configured to be displaced to an opened state in which the door is opened relative to the apparatus body and a closed state in which the door is closed relative to the apparatus body; a cable provided between the apparatus body and the door; and a cable protecting unit configured to protect the cable. The cable protecting unit includes: a base-portion member; and a movable member provided slidably relative to the base-portion member. When the door is displaced from the closed state to the opened state, the movable member slides relative to the base-portion member to increase a length by which the movable member extends from the base-portion member.Type: ApplicationFiled: March 25, 2024Publication date: October 3, 2024Inventors: Yusuke HIGUCHI, Yohei SAKAI
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Publication number: 20240317518Abstract: A medium transport device 7 includes a separation roller unit 51 and a unit accommodation section 71 in which the separation roller unit 51 is detachably and attachably provided, wherein the separation roller unit 51 includes a separation roller 54 that is configured to contact a feed roller 52 for feeding a medium 3 and is provided rotatably around a shaft 56 and a roller holder 53 that is configured to hold the separation roller 54 and that has a guide section 55 for guiding the medium 3 toward the feed roller 52 the unit accommodation section 71 is provided with an adjustment section 72 for adjusting the position of the guide section 55 in a direction that intersects the axial direction of the shaft 56.Type: ApplicationFiled: March 20, 2024Publication date: September 26, 2024Inventors: Kazutoshi MATSUZAKI, Yohei SAKAI, Yusuke HIGUCHI, Kentaro NAKAMURA, Makoto ISHIGURO
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Patent number: 12099026Abstract: A thermal conductivity estimation method includes: measuring temperature distribution of a measurement sample surface in a steady state by partially heating the measurement sample under predetermined heating conditions; calculating temperature distribution of a sample model surface by performing a heat-transfer simulation on the sample model of the same shape as the measurement sample for a plurality of combinations of provisional thermal conductivities and heating conditions; making a regression model, whose input is temperature distribution of the measurement sample surface and whose output is a thermal conductivity of the measurement sample, by a machine learning technique using training data in a form of a calculation result of the plurality of combinations and the temperature distribution obtained from the plurality of combinations; and estimating the thermal conductivity of the measurement sample by inputting a measurement result of the temperature distribution of the measurement sample surface into theType: GrantFiled: November 18, 2019Date of Patent: September 24, 2024Assignee: SUMCO CORPORATIONInventors: Ryusuke Yokoyama, Toshiyuki Fujiwara, Yusuke Higuchi, Toru Ujihara
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Publication number: 20230150278Abstract: A printer includes a curved path through which a medium is transported toward a line head, a transport roller pair provided in the curved path, pinching the medium by a driving roller and a driven roller at a pinching position, and transporting the medium, a gate portion having a contact surface configured to switch between a contact position located upstream of the pinching position in a transport direction in the curved path and a retreat position at which the contact surface does not contact with the medium, and a guide portion guiding a tip of the transported medium to the contact surface located at the contact position.Type: ApplicationFiled: November 14, 2022Publication date: May 18, 2023Inventors: Keita HANAOKA, Yusuke HIGUCHI
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Publication number: 20220034829Abstract: A thermal conductivity estimation method includes: measuring temperature distribution of a measurement sample surface in a steady state by partially heating the measurement sample under predetermined heating conditions; calculating temperature distribution of a sample model surface by performing a heat-transfer simulation on the sample model of the same shape as the measurement sample for a plurality of combinations of provisional thermal conductivities and heating conditions; making a regression model, whose input is temperature distribution of the measurement sample surface and whose output is a thermal conductivity of the measurement sample, by a machine learning technique using training data in a form of a calculation result of the plurality of combinations and the temperature distribution obtained from the plurality of combinations; and estimating the thermal conductivity of the measurement sample by inputting a measurement result of the temperature distribution of the measurement sample surface into theType: ApplicationFiled: November 18, 2019Publication date: February 3, 2022Applicant: SUMCO CORPORATIONInventors: Ryusuke YOKOYAMA, Toshiyuki FUJIWARA, Yusuke HIGUCHI, Toru UJIHARA
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Patent number: 10677199Abstract: An anomaly determination device for an evaporated fuel processing device comprises: an evaporated fuel processing device (60) including a canister (61), a purge passage (62) and a purge valve (66); a first pressure sensor (43) and/or a second pressure sensor (45) for acquiring a purge downstream pressure, a third pressure sensor (53) for acquiring a canister internal pressure, and a PCM (70) that calculates a purge flow rate per unit time based on the purge downstream pressure and an opening degree of the purge valve (66), and calculates an integrated purge flow rate by integrating the purge flow rate, so as to perform an anomaly determination for the evaporated fuel processing device (60) based on the canister internal pressure and the integrated purge flow rate. The PCM (70) uses the canister internal pressure when the integrated purge flow rate becomes a predetermined flow rate or more.Type: GrantFiled: March 23, 2017Date of Patent: June 9, 2020Assignee: MAZDA MOTOR CORPORATIONInventors: Hidetoshi Hashimoto, Daisuke Tanaka, Yusuke Higuchi, Takayuki Kikuchi
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Publication number: 20200095957Abstract: An anomaly determination device for an evaporated fuel processing device comprises: an evaporated fuel processing device 60 including a canister 61, a purge passage 62 and a purge valve 66; a first pressure sensor 43 and/or a second pressure sensor 45 for acquiring a purge downstream pressure, a third pressure sensor 53 for acquiring a canister internal pressure, and a PCM 70 that calculates a purge flow rate per unit time based on the purge downstream pressure and an opening degree of the purge valve 66, and calculates an integrated purge flow rate by integrating the purge flow rate, so as to perform an anomaly determination for the evaporated fuel processing device 60 based on the canister internal pressure and the integrated purge flow rate. The PCM 70 uses the canister internal pressure when the integrated purge flow rate becomes a predetermined flow rate or more.Type: ApplicationFiled: March 23, 2017Publication date: March 26, 2020Applicant: MAZDA MOTOR CORPORATIONInventors: Hidetoshi HASHIMOTO, Daisuke TANAKA, Yusuke HIGUCHI, Takayuki KIKUCHI
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Patent number: 10385791Abstract: A PCM (60) performs a catalyst early warming control (AWS control) for accelerating warm-up of a catalytic device. When the catalytic device (35) is not in an activated state and a vehicle is traveling, the PCM (60) is configured to perform: a fuel injection control to inject fuel such that a homogeneous fuel-air mixture can be formed in a combustion chamber (11) of an engine (10) so as to generate a homogeneous combustion; an intake air amount control to increase intake air amount; and an ignition control to retard ignition timing from a reference ignition timing. In addition, the PCM (60) is configured to vary ignition timing retard amount corresponding to a difference between the ignition timing retarded by the ignition timing control and the reference ignition timing, in accordance with engine speed and/or engine load.Type: GrantFiled: March 2, 2017Date of Patent: August 20, 2019Assignee: MAZDA MOTOR CORPORATIONInventors: Tomohiro Ueno, Yusuke Higuchi
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Publication number: 20190125753Abstract: Provided herein is a compound of Formula (I) or a pharmaceutically acceptable salt thereof, wherein R1 is hydrogen or C1-C6 alkyl; ring A is cyclohexyl or phenyl, optionally substituted; ring B is aryl or a nitrogen-containing heteroaryl, optionally substituted; ring C is phenyl substituted with hydroxyl; each L1, L2 and L3 is independently C1-C6 alkyl, —CONR2— or —CONR2—X—C1-C6 alkyl-, each optionally substituted; R2 is hydrogen or C1-C6 alkyl; and X is a bond or a 5-6 membered heterocycle containing up to 3 ring heteroatoms; and methods of use such as a method for increasing hematopoiesis, for enhancing expansion of a hematopoietic stem cell (HSC), or for inhibiting an interaction between a ?-, and/or ?-catenin protein in a cell or a subject by administering a compound of Formula (I) to the subject.Type: ApplicationFiled: April 20, 2017Publication date: May 2, 2019Inventors: Yi Zhao, Michael McMillan, Yusuke Higuchi, Michael Kahn, Cu D. Nguyen
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Publication number: 20170260921Abstract: A PCM (60) performs a catalyst early warming control (AWS control) for accelerating warm-up of a catalytic device. When the catalytic device (35) is not in an activated state and a vehicle is traveling, the PCM (60) is configured to perform: a fuel injection control to inject fuel such that a homogeneous fuel-air mixture can be formed in a combustion chamber (11) of an engine (10) so as to generate a homogeneous combustion; an intake air amount control to increase intake air amount; and an ignition control to retard ignition timing from a reference ignition timing. In addition, the PCM (60) is configured to vary ignition timing retard amount corresponding to a difference between the ignition timing retarded by the ignition timing control and the reference ignition timing, in accordance with engine speed and/or engine load.Type: ApplicationFiled: March 2, 2017Publication date: September 14, 2017Applicant: MAZDA MOTOR CORPORATIONInventors: Tomohiro UENO, Yusuke HIGUCHI
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Patent number: 8664405Abstract: The object is to provide a stable SM-108 derivative, which is effective as a carcinostatic agent, particularly an SM-108 derivative having good storage stability. An SM-108 compound having good storage stability can be produced by producing an organic sulfonic acid salt compound of SM-108. Further, a crystalline SM-108 compound containing a trace amount of an organic carboxylic acid can be produced by using an aqueous solution of the organic sulfonic acid salt of SM-108, and by adding an alkali metal salt of an organic carboxylic acid to the aqueous solution to neutralize the aqueous solution and then causing the crystal precipitation in the solution.Type: GrantFiled: September 16, 2008Date of Patent: March 4, 2014Assignee: Fujifilm CorporationInventors: Nobuo Kato, Yusuke Higuchi, Chihiro Kondo, Makoto Sunagawa