Patents by Inventor Takumi Maeda
Takumi Maeda 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: 12378963Abstract: A motor-driven scroll type compressor that includes: a housing; a rotary shaft; an electric motor; and a compression part including a fixed scroll and an orbiting scroll. The housing includes a separation wall separating a back pressure chamber from a motor chamber. The separation wall includes a bearing and a seal member having an inner circumference seal portion and an outer circumference seal portion. The seal member seals the back pressure chamber and the motor chamber. An end of the inner circumference seal portion is provided closer to the bearing than an end of the outer circumference seal portion is. The separation wall includes a holding portion being in contact with the end of the outer circumference seal portion to restrict movement of the seal member toward the bearing. The end of the inner circumference seal portion is provided closer to the bearing than the holding portion is.Type: GrantFiled: June 2, 2023Date of Patent: August 5, 2025Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Yuya Hattori, Takumi Maeda
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Publication number: 20250203685Abstract: A communication apparatus includes a control unit configured to execute a control process of controlling whether to execute first communication using a first number of links between an external apparatus and a communication apparatus established by a communication function compliant with an Institute of Electrical and Electronics Engineers (IEEE) 802.11b series standard or execute second communication using a second number of links smaller than the first number of links between the external apparatus and the communication apparatus established by a communication function compliant with the IEEE 802.11 series standard, as communication between the external apparatus and the communication apparatus, based on whether the communication apparatus is in a state where the communication apparatus is executing User Datagram Protocol (UDP) communication.Type: ApplicationFiled: November 25, 2024Publication date: June 19, 2025Inventors: YUICHI YAGI, TAKUMI MAEDA
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Publication number: 20250203525Abstract: A communication apparatus includes a control unit that executes a predetermined process of controlling whether to execute first communication using a plurality of communication links having links of a first number between an external apparatus and a communication apparatus established by a communication function compliant with an Institute of Electrical and Electronics Engineers (IEEE) 802.11b series standard or execute second communication using one or more links having links of a second number smaller than the first number of links between the external apparatus and the communication apparatus established by a communication function compliant with the IEEE 802.11 series standard, as communication between the external apparatus and the communication apparatus, based on whether the communication apparatus is in a sleep state.Type: ApplicationFiled: December 11, 2024Publication date: June 19, 2025Inventors: TAKUMI MAEDA, YUICHI YAGI
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Publication number: 20250203031Abstract: A communication apparatus performs wireless communication with an external apparatus compliant with an IEEE 802.11be standard. The communication apparatus establishes a link between the external apparatus and the communication apparatus by a communication function compliant with the IEEE 802.11be standard, and executes, based on a job that the communication apparatus is holding, predetermined processing for controlling whether to execute a first communication using a first plural number of links between the external apparatus and the communication apparatus, or to execute a second communication using a second plural number of links smaller than the first plural number between the external apparatus and the communication apparatus.Type: ApplicationFiled: December 6, 2024Publication date: June 19, 2025Inventors: TAKUMI MAEDA, YUICHI YAGI
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Publication number: 20250203684Abstract: A communication apparatus includes a control unit that executes a predetermined process of controlling whether to execute first communication using a first number of links between an external apparatus and a communication apparatus established by a communication function compliant with an Institute of Electrical and Electronics Engineers (IEEE) 802.11b series standard or execute second communication using a second number of links smaller than the first number of links between the external apparatus and the communication apparatus established by a communication function compliant with the IEEE 802.11 series standard, as communication between the external apparatus and the communication apparatus, based on a communication quality of communication using at least one link between the external apparatus and the communication apparatus.Type: ApplicationFiled: November 25, 2024Publication date: June 19, 2025Inventors: YUICHI YAGI, TAKUMI MAEDA
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Patent number: 12280341Abstract: Provided is an intensifier capable of cleaning a portion where pressurized raw material adheres without disassembling the inside. The intensifier for pressurizing raw material using medium supplied from a driving pump including: a low-pressure cylinder to which the medium is supplied; a high-pressure cylinder fixed to the low-pressure cylinder; a piston that slides inside the low-pressure cylinder and the high-pressure cylinder by the medium supplied to the low-pressure cylinder; a bottom adapter that supports the piston for sliding motion; and a resin portion disposed on an inner periphery of the bottom adapter.Type: GrantFiled: December 28, 2021Date of Patent: April 22, 2025Assignee: SUGINO MACHINE LIMITEDInventor: Takumi Maeda
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Publication number: 20250074818Abstract: Provided is a cement admixture containing a dicalcium silicate compound having an average particle diameter of 5 to 100 ?m as measured by microscopic observation and also having an average aspect ratio represented by ((major axis diameter)/(minor axis diameter)) of 1.3 or more. It becomes possible to provide a cement admixture having excellent fire resistance and also having an excellent retained ratio of compressive strength, an excellent retained ratio of Young's modulus after the reception of heat and excellent carbonation resistance after the reception of heat.Type: ApplicationFiled: August 17, 2022Publication date: March 6, 2025Applicant: Denka Company LimitedInventors: Taiichiro MORI, Daiki SHIMAZAKI, Takumi MAEDA
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INFORMATION PROCESSING DEVICE, CONTROL METHOD OF INFORMATION PROCESSING DEVICE, AND RECORDING MEDIUM
Publication number: 20240323298Abstract: An information processing device comprising: a memory storing instructions; and a processor executing the instructions causing the information processing device to: receive a selection of one utilization environment selected from the plurality of utilization environments; perform setting for a plurality of setting items by using the plurality of first setting values in association with the selected one utilization environment; save a plurality of second setting values corresponding to the plurality of setting items that are set before the setting by using the plurality of first setting values is performed; and provide a report including the saved plurality of second setting values and a plurality of third setting values set for the information processing device when an instruction to provide the report is received, which correspond to at least some of the plurality of setting items, on the basis of the instruction to provide the report from a user.Type: ApplicationFiled: March 14, 2024Publication date: September 26, 2024Inventor: TAKUMI MAEDA -
Publication number: 20240211182Abstract: An information processing apparatus having a plurality of functions includes: an accepting unit configured to accept selection of one environment from among a plurality of different environments as a use environment of the information processing apparatus; a first notification unit configured to provide a notification of a function which is at least one of the plurality of functions and for which a change in use occurs when a group of set values corresponding to the selected one environment is set in the information processing apparatus; a second notification unit configured to extract a set value related to the change in use from the group of set values and provide a notification of the set value; and a setting unit configured to perform batch setting for the information processing apparatus on the basis of the group of set values in response to an instruction for setting the group of set values.Type: ApplicationFiled: February 8, 2024Publication date: June 27, 2024Inventor: TAKUMI MAEDA
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Patent number: 11965508Abstract: A scroll compressor includes a housing, a rotary shaft rotatably supported by the housing, a fixed scroll accommodated in the housing and fixed to the housing, an orbiting scroll that orbits as the rotary shaft rotates, a compression chamber defined between the fixed scroll and the orbiting scroll, a discharge chamber, and an oil passage. A refrigerant taken in from the outside is compressed in the compression chamber. The refrigerant compressed in the compression chamber is discharged into the discharge chamber. An outer peripheral space connected to the compression chamber is defined between the outer peripheral surface of the fixed scroll and the inner peripheral surface of the housing. Oil separated from the refrigerant discharged into the discharge chamber is guided to the outer peripheral space through the oil passage.Type: GrantFiled: March 15, 2023Date of Patent: April 23, 2024Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Takumi Maeda, Yuya Hattori
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Patent number: 11928369Abstract: An information processing apparatus having a plurality of functions includes: an accepting unit configured to accept selection of one environment from among a plurality of different environments as a use environment of the information processing apparatus; a first notification unit configured to provide a notification of a function which is at least one of the plurality of functions and for which a change in use occurs when a group of set values corresponding to the selected one environment is set in the information processing apparatus; a second notification unit configured to extract a set value related to the change in use from the group of set values and provide a notification of the set value; and a setting unit configured to perform batch setting for the information processing apparatus on the basis of the group of set values in response to an instruction for setting the group of set values.Type: GrantFiled: June 6, 2023Date of Patent: March 12, 2024Assignee: Canon Kabushiki KaishaInventor: Takumi Maeda
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Publication number: 20240068470Abstract: An electric compressor includes: a compression part; an electric motor; an inverter; a housing including a plurality of housing forming members made of metal; a seal member that has an insulation property and is provided between the housing forming members adjacent to each other; and a potential equalization member that is made of metal and is in contact with both the adjacent housing forming members to equalize potentials of the adjacent housing forming members. The adjacent housing forming members include mating surfaces, respectively. An insertion hole is formed in one of the mating surfaces of the adjacent housing forming members, at a position in which the seal member is not provided. The potential equalization member includes an insertion portion inserted into the insertion hole, and a contact portion that is a plate portion extending in a gap between the mating surfaces and is in contact with both the mating surfaces.Type: ApplicationFiled: July 25, 2023Publication date: February 29, 2024Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Ken NAMIKI, Takuro Yamashita, Takumi Maeda, Akinori Tanabe, Takafumi Konishi, Takahiro Suzuki, Yoshitaka Saito
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Publication number: 20230401013Abstract: An information processing apparatus having a plurality of functions includes: an accepting unit configured to accept selection of one environment from among a plurality of different environments as a use environment of the information processing apparatus; a first notification unit configured to provide a notification of a function which is at least one of the plurality of functions and for which a change in use occurs when a group of set values corresponding to the selected one environment is set in the information processing apparatus; a second notification unit configured to extract a set value related to the change in use from the group of set values and provide a notification of the set value; and a setting unit configured to perform batch setting for the information processing apparatus on the basis of the group of set values in response to an instruction for setting the group of set values.Type: ApplicationFiled: June 6, 2023Publication date: December 14, 2023Inventor: TAKUMI MAEDA
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Publication number: 20230392599Abstract: A motor-driven scroll type compressor that includes: a housing; a rotary shaft; an electric motor; and a compression part including a fixed scroll and an orbiting scroll. The housing includes a separation wall separating a back pressure chamber from a motor chamber. The separation wall includes a bearing and a seal member having an inner circumference seal portion and an outer circumference seal portion. The seal member seals the back pressure chamber and the motor chamber. An end of the inner circumference seal portion is provided closer to the bearing than an end of the outer circumference seal portion is. The separation wall includes a holding portion being in contact with the end of the outer circumference seal portion to restrict movement of the seal member toward the bearing. The end of the inner circumference seal portion is provided closer to the bearing than the holding portion is.Type: ApplicationFiled: June 2, 2023Publication date: December 7, 2023Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Yuya HATTORI, Takumi MAEDA
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Patent number: 11821422Abstract: A scroll compressor includes a fixed scroll and an orbiting scroll. The orbiting scroll includes an orbiting volute wall. The orbiting volute wall is shaped to form an involute and to have a thickness. The orbiting volute wall includes a thin section in which the thickness is less than those in adjacent sections. The thin section includes a region corresponding to an involute angle that is obtained by subtracting 360° from a maximum of the involute angle.Type: GrantFiled: September 29, 2022Date of Patent: November 21, 2023Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Yuya Hattori, Shiori Yamamoto, Takumi Maeda
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Patent number: 11773850Abstract: An electric compressor includes a housing including a compression part housing, a shaft support housing, and a motor housing fastened by a plurality of fastening members. A peripheral wall has a plurality of thick-walled portions that protrudes inwardly in a radial direction and through which their associated fastening members are inserted. The fixed scroll base plate has a plurality of protruded portions each protruding outwardly in the radial direction and disposed between the thick-walled portions in a circumferential direction. The fixed scroll base plate has a plurality of pillar portions each extending from the protruded portions toward the shaft support housing in the axial direction and spaced from each other in the circumferential direction. The elastic plate is held at a plurality of spots by the plurality of pillar portions and the shaft support housing.Type: GrantFiled: March 22, 2022Date of Patent: October 3, 2023Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Shiori Yamamoto, Yuya Hattori, Takumi Maeda, Shinji Koike, Takafumi Konishi, Keita Jinno, Ami Fujiwara
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Publication number: 20230304493Abstract: A scroll compressor includes a housing, a rotary shaft rotatably supported by the housing, a fixed scroll accommodated in the housing and fixed to the housing, an orbiting scroll that orbits as the rotary shaft rotates, a compression chamber defined between the fixed scroll and the orbiting scroll, a discharge chamber, and an oil passage. A refrigerant taken in from the outside is compressed in the compression chamber. The refrigerant compressed in the compression chamber is discharged into the discharge chamber. An outer peripheral space connected to the compression chamber is defined between the outer peripheral surface of the fixed scroll and the inner peripheral surface of the housing. Oil separated from the refrigerant discharged into the discharge chamber is guided to the outer peripheral space through the oil passage.Type: ApplicationFiled: March 15, 2023Publication date: September 28, 2023Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Takumi MAEDA, Yuya HATTORI
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Patent number: 11624364Abstract: An electric compressor includes a housing, a drive shaft, a motor, a fixed scroll, a movable scroll, and a fixed block. The fixed block is fixed to the housing and disposed between the motor and the movable scroll. The motor includes a stator and a rotor. The rotor has an introduction passage that is formed through the rotor in an axial direction of the drive shaft. The drive shaft includes a balance weight that is disposed between the fixed block and the motor. The balance weight extends to a position where the balance weight covers at least a part of the introduction passage in a radial direction of the drive shaft in a view in the axial direction of the drive shaft. The balance weight is located away from the rotor by a predetermined distance in the axial direction of the drive shaft.Type: GrantFiled: August 19, 2020Date of Patent: April 11, 2023Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Yuya Hattori, Takuro Yamashita, Takumi Maeda
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Publication number: 20230107523Abstract: A scroll compressor includes a fixed scroll and an orbiting scroll. The orbiting scroll includes an orbiting volute wall. The orbiting volute wall is shaped to form an involute and to have a thickness. The orbiting volute wall includes a thin section in which the thickness is less than those in adjacent sections. The thin section includes a region corresponding to an involute angle that is obtained by subtracting 360° from a maximum of the involute angle.Type: ApplicationFiled: September 29, 2022Publication date: April 6, 2023Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Yuya HATTORI, Shiori YAMAMOTO, Takumi MAEDA
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Patent number: 11619229Abstract: A scroll compressor includes: a housing; a rotary shaft; a fixed scroll including a fixed base plate, a fixed spiral wall, and an outer peripheral wall; an orbiting scroll including an orbiting base plate and an orbiting spiral wall; a compression chamber; a suction port; a suction chamber; a discharge chamber; an oil storage chamber; and an oil supply hole. The fixed scroll includes a groove disposed at the same position as the oil supply hole or on an outer side with respect to the oil supply hole in a radial direction of the rotary shaft. At least part of the groove is configured to be closed by the orbiting base plate according to a revolution of the orbiting scroll. The oil supply hole and the groove form part of an oil supply passage that supplies oil in the oil storage chamber to the suction chamber.Type: GrantFiled: January 7, 2022Date of Patent: April 4, 2023Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Shiori Yamamoto, Takuro Yamashita, Keita Jinno, Yuya Hattori, Takumi Maeda