Patents by Inventor Tomohiro Ogawa
Tomohiro Ogawa 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: 12036597Abstract: A jig for metal plastic working for use in plastic working of a metal or alloy workpiece, in which a working surface is moved relative to the workpiece in contact with the workpiece. The working surface of the jig is smoothed so that an arithmetic mean surface roughness Ra is not more than 0.12 ?m, and so that no protrusion is observed that has a width of not less than 200 ?m and a height of not less than 10 ?m, which are calculated on a basis of a projection thereof along a working direction.Type: GrantFiled: October 16, 2019Date of Patent: July 16, 2024Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Takuho Kumagai, Tomohiro Ogawa, Ryozo Shiroishi, Naoya Matsumoto, Masahiro Shimamura
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Publication number: 20230286032Abstract: Provided is a machining jig on which a carbon film (3) is formed on a machining surface of a rigid substrate (1), in which the carbon film (3) indicates a Raman spectroscopy spectrum with an intensity ratio, represented by the formula: ID/IG (where ID is the maximum peak intensity at 1333±10 cm?1 in the Raman spectroscopy spectrum of the carbon film surface, and IG is the maximum peak intensity at 1500±100 cm?1 in the Raman spectroscopy spectrum of the carbon film surface), exceeding 0.6. Also provided is a method of manufacturing seamless can bodies, the method including a step of using a mold machining member, on which a diamond film is formed on a machining surface, to press work a metal material onto the machining surface of the mold machining member in a state where a coolant is interposed.Type: ApplicationFiled: May 16, 2023Publication date: September 14, 2023Inventors: Ryozo SHIROISHI, Naoya MATSUMOTO, Masahiro SHIMAMURA, Takuho KUMAGAI, Tomohiro OGAWA
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Patent number: 11745245Abstract: A metallic worked article suppressing the worked surfaces from being scratched during the plastic work that is conducted aiming at reducing the thickness or decreasing the diameter. The metallic worked article has a reduced thickness or a decreased diameter as obtained through the plastic work, wherein on the worked surface thereof, the ratio Ra1/Ra2 of an arithmetic mean roughness Ra1 measured in a direction at right angles with the direction of working and an arithmetic mean roughness Ra2 measured in the direction of working, is from 0.5 to 1.5.Type: GrantFiled: March 14, 2019Date of Patent: September 5, 2023Assignee: TOYO SEIKAN GROUP HOLDINGS, LTD.Inventors: Takuho Kumagai, Ryozo Shiroishi, Naoya Matsumoto, Masahiro Shimamura, Tomohiro Ogawa
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Patent number: 11698685Abstract: The present invention is intended to realize character string input using two or more devices by an efficient technique. A character string input system includes a first information processing apparatus and a second information processing apparatus. The first information processing apparatus acquires an operation done on a first input device and acquires a first character string on the basis of the acquired operation. The second information processing apparatus acquires an operation done on a second input device and acquires a second character string on the basis of the acquired operation. The first information processing apparatus outputs an input character string on the basis of the first character string acquired by the time input of the second character string is started by use of the second input device and the second character string.Type: GrantFiled: January 29, 2020Date of Patent: July 11, 2023Assignee: SONY INTERACTIVE ENTERTAINMENT INC.Inventors: Masanori Nomura, Tomohiro Ogawa, Satoru Matsuda, Takenori Oshima, Junichi Naoi
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Publication number: 20230119966Abstract: There is provided a method for manufacturing a bottomed cylindrical body, the method being capable of achieving both a conventional hard can manufacturing process such as drawing and ironing and reduction in the cost and the environmental load in a degreasing step. The method for manufacturing a bottomed cylindrical body includes a lubricant application step of applying liquid (lubricant) having a viscosity of lower than 200 mPa·s to a surface of a metal plate, a drawing step of drawing the metal plate to which. the lubricant has been applied, with use of a forming member having a processing surface having a hardness of Hv 1000 to 12000, an ironing step of ironing, with use of another forming member having a processing surface having a hardness of Hv 1500 to 12000, a workpiece with a coolant interposed between the workpiece and the another forming member, to form a bottomed cylindrical body, and a degreasing step of degreasing oil on a surface of the bottomed cylindrical body with use of a cleaning agent.Type: ApplicationFiled: March 9, 2021Publication date: April 20, 2023Inventors: Ryozo SHIROISHI, Naoya MATSUMOTO, Masahiro SHIMAMURA, Takuho KUMAGAI, Tomohiro OGAWA
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Publication number: 20230122197Abstract: Provided is a manufacturing method of a bottomed cylindrical body, which can achieve both severe can making processing such as conventional drawing and ironing, and cost reduction and environmental load reduction in a washing step. A manufacturing method of a bottomed cylindrical body includes a drawing step of drawing a metal sheet by use of forming members each of which has a hardness of Hv 1500 to 12000 at its processing surface, and an ironing step of ironing a workpiece into the bottomed cylindrical body via a coolant by use of forming members each of which has a carbon film at its processing surface, and the coolant is a water-soluble coolant or a coolant having a boiling point of lower than 300° C.Type: ApplicationFiled: March 10, 2021Publication date: April 20, 2023Inventors: Ryozo SHIROISHI, Naoya MATSUMOTO, Masahiro SHIMAMURA, Takuho KUMAGAI, Tomohiro OGAWA
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Publication number: 20220382438Abstract: Provided is an input/output controller including: a touch panel display; and a control section configured to cause the touch panel display to display a first icon at a first position on the touch panel display and, when one or more other positions are touched while the first position is touched, perform a process associated with the first icon and the one or more other positions.Type: ApplicationFiled: August 9, 2022Publication date: December 1, 2022Inventor: Tomohiro OGAWA
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Patent number: 11508976Abstract: A fuel cell system includes a fuel cell, an anode gas supply system, an anode gas circulatory system, a cathode gas supply-discharge system, a gas-liquid discharge passage, a gas-liquid discharge valve configured to open and close the gas-liquid discharge passage, a flow-rate acquisition portion, and a controlling portion. After the controlling portion instructs the gas-liquid discharge valve to be opened, the controlling portion executes a normal-abnormality determination such that, when a discharge-gas flow rate of anode gas is a predetermined normal reference value or more, the controlling portion determines that the gas-liquid discharge valve is opened normally, and when the discharge-gas flow rate is lower than the normal reference value, the controlling portion determines that the gas-liquid discharge valve is not opened normally.Type: GrantFiled: July 19, 2019Date of Patent: November 22, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tomio Yamanaka, Tomotaka Ishikawa, Tomohiro Ogawa, Ryosuke Oya, Junichi Matsuo
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Publication number: 20220321711Abstract: An image forming system includes an image forming apparatus and an information processing device. The image forming apparatus includes an apparatus display section which displays an image. The information processing device includes: a terminal display section which displays an image; a terminal transmission section which transmits remote input information to the image forming apparatus; a terminal reception section which receives remote output information from the image forming apparatus that received the remote input information; and a terminal controller which controls the terminal display section based on the remote output information. The terminal controller controls the terminal display section so as to display an image exhibiting the setting item information in a first region of the terminal display section and display an image exhibiting the related information in a second region of the terminal display section.Type: ApplicationFiled: March 25, 2022Publication date: October 6, 2022Applicant: KYOCERA Document Solutions Inc.Inventors: Tomohiro OGAWA, Yoshiteru NISHIKAWA
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Patent number: 11435870Abstract: Provided is an input/output controller including: a touch panel display; and a control section configured to cause the touch panel display to display a first icon at a first position on the touch panel display and, when one or more other positions are touched while the first position is touched, perform a process associated with the first icon and the one or more other positions.Type: GrantFiled: September 28, 2020Date of Patent: September 6, 2022Assignee: 138 EAST LCD ADVANCEMENTS LIMITEDInventor: Tomohiro Ogawa
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Patent number: 11285822Abstract: An electric power system includes a secondary battery configured to supply electric power to a drive motor, configured to generate driving force of a vehicle, and an auxiliary having an auxiliary smoothing capacitor, a secondary battery relay configured to open or close an electrical contact between the secondary battery and the drive motor, a secondary battery smoothing capacitor connected between the secondary battery relay and the drive motor, an auxiliary relay configured to open or close an electrical contact between the secondary battery and the auxiliary, and a control unit configured to control a switching operation of each of the secondary battery relay and the auxiliary relay. The control unit is configured to, at startup of the vehicle, precharge the secondary battery smoothing capacitor by closing the secondary battery relay and then precharge the auxiliary smoothing capacitor by closing the auxiliary relay.Type: GrantFiled: March 20, 2020Date of Patent: March 29, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tomohiro Ogawa, Kenji Umayahara, Ryota Kawaguchi, Shota Okada
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Publication number: 20210394248Abstract: [Object] A pressing die and a press working method that can achieve both facilitation of management of an appropriate clearance and working durability at a high level are provided. [Solving Means] The pressing die of the present invention is a pressing die for press working a metal material using a punch part and a die part. A working surface of one of the punch part and the die part is coated with a diamond film the working surface contacting with the metal material. A working surface of the other one of the punch part and the die part is coated with a surface treatment film having a Vickers hardness of 8000 Hv or less the working surface contacting with the metal material.Type: ApplicationFiled: September 18, 2019Publication date: December 23, 2021Inventors: Takuho KUMAGAI, Ryozo SHIROISHI, Tomohiro OGAWA, Naoya MATSUMOTO, Masahiro SHIMAMURA
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Publication number: 20210354191Abstract: Provided is a machining jig on which a carbon film (3) is formed on a machining surface of a rigid substrate (1), in which the carbon film (3) indicates a Raman spectroscopy spectrum with an intensity ratio, represented by the formula: ID/IG (where ID is the maximum peak intensity at 1333±10 cm?1 in the Raman spectroscopy spectrum of the carbon film surface, and IG is the maximum peak intensity at 1500±100 cm?1 in the Raman spectroscopy spectrum of the carbon film surface), exceeding 0.6. Also provided is a method of manufacturing seamless can bodies, the method including a step of using a mold machining member, on which a diamond film is formed on a machining surface, to press work a metal material onto the machining surface of the mold machining member in a state where a coolant is interposed.Type: ApplicationFiled: October 17, 2019Publication date: November 18, 2021Inventors: Ryozo SHIROISHI, Naoya MATSUMOTO, Masahiro SHIMAMURA, Takuho KUMAGAI, Tomohiro OGAWA
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Publication number: 20210354186Abstract: A jig for metal plastic working for use in plastic working of a metal or alloy workpiece, in which a working surface is moved relative to the workpiece in contact with the workpiece. The working surface of the jig is smoothed so that an arithmetic mean surface roughness Ra is not more than 0.12 ?m, and so that no protrusion is observed that has a width of not less than 200 ?m and a height of not less than 10 ?m, which are calculated on a basis of a projection thereof along a working direction.Type: ApplicationFiled: October 16, 2019Publication date: November 18, 2021Applicant: Toyo Seikan Group Holdings, Ltd.Inventors: Takuho KUMAGAI, Tomohiro OGAWA, Ryozo SHIROISHI, Naoya MATSUMOTO, Masahiro SHIMAMURA
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Patent number: 11175768Abstract: Provided is a method for selecting a touch panel pen writing member that enhances the efficiency for product design and quality management of writing members. A method for selecting a touch panel pen writing member, in which a writing member satisfying the following requirement A1-1 is selected as the touch panel pen writing member: <Requirement A1-1> A touch panel pen is secured in a state of being in contact with the surface of the touch panel pen writing member at an angle of 60 degrees, then while a vertical load of 100 gf is kept applied to the touch panel pen and while the touch panel pen writing member is moved 40 mm in one direction at a speed of 14 mm/second, the kinetic friction force in the movement direction given to the touch panel pen is measured at intervals of 0.001 seconds, and an average of the kinetic friction forces obtained every 0.001 second is calculated.Type: GrantFiled: February 5, 2018Date of Patent: November 16, 2021Assignee: DAI NIPPON PRINTING CO., LTD.Inventors: Shubou Taya, Tomohiro Ogawa, Yosuke Takayama, Jun Tsujimoto, Gen Furui
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Patent number: 11173535Abstract: A drilling jig for drilling a punching hole with a boundary between a basis material and a coating of a workpiece less noticeable, and a drilling method using this drilling jig. It includes a male blade, a female blade, and a hexagon bolt; the male blade and the hexagon bolt are capable of being coupled to each other; a screw hole, through which the hexagon bolt is inserted, and a blade portion are formed in the male blade; the blade portion has a planar blade surface; a shaft insertion hole, through which the hexagon bolt is inserted, and a blade portion housing hole capable of housing the blade portion are formed in the female blade, whereby the boundary between the basis material and the coating of a bumper can be positioned on the inside of the punching hole, preventing the appearance of the punching hole from being impaired.Type: GrantFiled: February 13, 2018Date of Patent: November 16, 2021Assignee: HONDA ACCESS CORP.Inventors: Shoji Yokoyama, Tomohiro Ogawa, Kazuya Takita, Ichiro Hosoya, Takashi Kumamoto, Yukio Kimura
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Patent number: 11171349Abstract: A fuel cell vehicle comprises a fuel cell, a power storage device, a drive motor, a temperature sensor configured to measure a temperature of the fuel cell, a detector configured to detect an operation condition of the fuel cell, and a controller. At a start time of the fuel cell, in a case where the temperature of the fuel cell detected by the temperature sensor is below a freezing point, when an output condition of the fuel cell shown by the detected operation condition of the fuel cell continuously corresponds to a predetermined low output condition for a predetermined reference time period or longer, the controller sets a driving state of the fuel cell vehicle to a first driving state that stops power generation of the fuel cell, drives the drive motor by using only the power storage device as a power source and limits a motor output of the drive motor to be equal to or lower than a predetermined first upper limit output.Type: GrantFiled: June 12, 2019Date of Patent: November 9, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tomohiro Ogawa, Tomotaka Ishikawa, Shinji Asou, Tomio Yamanaka, Junichi Matsuo, Ryosuke Oya
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Patent number: 11165919Abstract: An image forming apparatus includes a communication section, an operation section, a sound generating section, and a control section. The communication section is communicably connected to an external terminal. The operation section is operated by the external terminal. The sound generating section generates sound when the operation section is operated. The control section controls the sound generating section. The operation section has an operation accepting section that accepts an operation by an operator. The control section determines whether the operation section is operated by the external terminal or operated by the operator when the operation section is operated. When determining that the operation section is operated by the external terminal, the control section prohibits generation of sound by the sound generating section. When determining that the operation section is operated by the operator, the control section permits the generation of the sound by the sound generating section.Type: GrantFiled: November 27, 2020Date of Patent: November 2, 2021Assignee: KYOCERA DOCUMENT SOLUTIONS INC.Inventor: Tomohiro Ogawa
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Patent number: 11152632Abstract: A fuel cell system is equipped with a plurality of subsystems. Each of the plurality of the subsystems is equipped with a fuel cell stack, a temperature sensor, a scavenging device, and a control unit. The control unit of that one of the subsystems having the fuel cell stack whose temperature is specified as being the lowest among the plurality of the subsystems when the fuel cell system is stopped from operating performs scavenging control including a determination on the carrying out of scavenging in the subsystem and the issuance of a command to carry out scavenging to all the subsystems in accordance with the determination.Type: GrantFiled: February 18, 2020Date of Patent: October 19, 2021Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Tomohiro Ogawa, Kenji Umayahara, Ryota Kawaguchi, Yuji Murata
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Patent number: 11133515Abstract: A fuel cell system has a battery, a gas supply portion, a temperature acquisition portion configured to acquire a presumed temperature that is presumed to reach during the operation stop of the fuel cell; and a scavenging controlling portion. When it is determined that the presumed temperature is a predetermined temperature or more at the time of the operation stop of the fuel cell, the scavenging controlling portion performs the stop-time scavenging operation with a first scavenging ability; and when it is determined that the presumed temperature is less than the predetermined temperature, the scavenging controlling portion performs the stop-time scavenging operation with a second scavenging ability higher than the first scavenging ability.Type: GrantFiled: February 10, 2017Date of Patent: September 28, 2021Assignee: Toyota Jidosha Kabushiki KaishaInventors: Tomohiro Ogawa, Hiroyuki Imanishi, Yohei Okamoto