Patents by Inventor Ryuichi Hata
Ryuichi Hata 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: 11667287Abstract: A control device of a vehicle is configured to control travelling of the vehicle such that the vehicle follows a preceding vehicle based on information received from the preceding vehicle, and determine, based on information regarding a cargo space of the preceding vehicle, an inter-vehicle distance to the preceding vehicle when the vehicles stop. Upon the preceding vehicle having stopped, the device stops the vehicle such that a distance between the vehicle and the preceding vehicle becomes the inter-vehicle distance determined by the device.Type: GrantFiled: February 4, 2021Date of Patent: June 6, 2023Assignee: HONDA MOTOR CO., LTD.Inventors: Satoshi Koike, Ryuichi Hata, Naoyuki Kubo, Takayuki Sakata, Masayasu Yoshida, Mitsuru Nonaka, Seiichi Kato, Masanori Yoshihira
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Patent number: 11613267Abstract: A control device of a vehicle is provided. The device controls travelling of the vehicle such that the vehicle follows another vehicle based on information received from the other vehicle; and determines whether to allow the vehicle to start to follow another vehicle based on at least one of whether a user of the vehicle is inside the vehicle or an instruction from the user. The processor starts to follow another vehicle in a case where the travel control circuit is allowed to follow the other vehicle.Type: GrantFiled: February 17, 2021Date of Patent: March 28, 2023Assignee: HONDA MOTOR CO., LTD.Inventors: Satoshi Koike, Ryuichi Hata, Naoyuki Kubo, Takayuki Sakata, Masayasu Yoshida, Mitsuru Nonaka, Seiichi Kato, Masanori Yoshihira
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Publication number: 20220410897Abstract: A system designed such that a following vehicle performs following travel to follow a leading vehicle is provided. A departure point and a destination point desired by a user of the following vehicle is obtained. Search for the leading vehicle to be followed by the following vehicle is performed based on the departure point and the destination point. A travel plan including a section of the following travel as at least a part of travel between the departure point and the destination point is generated. Information representing the section of the following travel to a user of the leading vehicle is transmitted.Type: ApplicationFiled: August 29, 2022Publication date: December 29, 2022Inventors: Satoshi KOIKE, Ryuichi HATA, Naoyuki KUBO, Takayuki SAKATA, Masayasu YOSHIDA, Mitsuru NONAKA, Seiichi KATO, Masanori YOSHIHIRA
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Publication number: 20220402493Abstract: There is provided with a vehicle following travel system configured to cause a following vehicle to perform following travel following a leading vehicle. A departure point and a destination desired by a user of the following vehicle. Based on the departure point and the destination, for the leading vehicle that the following vehicle follows is searched. A travel plan that includes a section of the following travel in at least a part between the departure point and the destination. A reward to the leading vehicle for the following travel is calculated based on the travel plan.Type: ApplicationFiled: August 29, 2022Publication date: December 22, 2022Inventors: Satoshi KOIKE, Ryuichi HATA, Naoyuki KUBO, Takayuki SAKATA, Masayasu YOSHIDA, Mitsuru NONAKA, Seiichi KATO, Masanori YOSHIHIRA
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Patent number: 11401878Abstract: A fuel injection control apparatus including a microprocessor. The microprocessor is configured to perform calculating a target injection time, determining a first crank angle defining a start of fuel injection and a second crank angle defining an end of fuel injection, controlling a fuel injector in an injection start priority mode in which the fuel is injected for the first target injection time from a first time point corresponding to the first crank angle or an injection end priority mode in which the fuel is injected for the second target injection time from a second time point corresponding to a target crank angle, and the controlling including controlling the fuel injector so as to inject the fuel in the injection start priority mode or the injection end priority mode in accordance with an injection mode.Type: GrantFiled: March 29, 2021Date of Patent: August 2, 2022Assignee: Honda Motor Co., Ltd.Inventors: Masatoshi Nakajima, Hidekazu Hironobu, Daiki Yamazaki, Ryuichi Hata, Nobuaki Ito, Yasunori Shinmi
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Patent number: 11339739Abstract: An internal combustion engine control apparatus including a microprocessor. The microprocessor is configured to perform determining whether a start of the internal combustion engine is complete, determining whether a warm-up of an exhaust catalyst device is needed, acquiring an information on a temperature inside a cylinder, switching an injection mode, and controlling the fuel injector to inject the fuel in accordance with the injection mode, the switching including switching the injection mode to the first injection mode when the start of the internal combustion engine is complete and the warm-up of the exhaust catalyst device is needed, and switching the injection mode to the second injection mode or the third injection mode in accordance with the information on the temperature when the start of the internal combustion engine is complete and the warm-up of the exhaust catalyst device is not needed.Type: GrantFiled: March 29, 2021Date of Patent: May 24, 2022Assignee: Honda Motor Co., Ltd.Inventors: Hidekazu Hironobu, Ryuichi Hata, Daiki Yamazaki, Masatoshi Nakajima, Nobuaki Ito
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Patent number: 11326536Abstract: An internal combustion engine control apparatus is configured to control an internal combustion engine including a piston reciprocating in a cylinder and a fuel injector arranged to inject a fuel into a combustion chamber facing the piston in the cylinder. The internal combustion engine control apparatus includes an electronic control unit having a microprocessor and a memory. The microprocessor is configured to perform controlling the fuel injector so as to inject the fuel in an injectable area from a first crank angle at which an intake stroke is started to a second crank angle at which a compression stroke is ended, and setting an injection frequency of the fuel injected by the fuel injector in the injectable area. The microprocessor is configured to perform the setting including setting the injection frequency between once and four times.Type: GrantFiled: March 29, 2021Date of Patent: May 10, 2022Assignee: Honda Motor Co., Ltd.Inventors: Ryuichi Hata, Daiki Yamazaki, Hidekazu Hironobu, Masatoshi Nakajima, Nobuaki Ito, Takaya Kawana
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Patent number: 11326530Abstract: A temperature acquisition apparatus for an internal combustion engine is configured to acquire a temperature of a combustion chamber of the internal combustion engine. The apparatus includes: an electronic control unit having a processor and a memory coupled to the processor. The processor is configured to perform: acquiring an intake air amount of the internal combustion engine; calculating a cumulative intake air amount based on the intake air amount; and acquiring a temperature of the internal combustion engine based on the cumulative intake air amount.Type: GrantFiled: March 29, 2021Date of Patent: May 10, 2022Assignee: Honda Motor Co., Ltd.Inventors: Daiki Yamazaki, Hidekazu Hironobu, Masatoshi Nakajima, Ryuichi Hata, Nobuaki Ito
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Patent number: 11313315Abstract: An internal combustion engine control apparatus including a microprocessor. The microprocessor is configured to perform controlling a fuel injector so as to inject a fuel of a target injection amount by dividing into a plurality of times at a predetermined time interval in an area from a first crank angle at which an intake stroke is started to a second crank angle at which a compression stroke is ended, and setting the predetermined time interval. The microprocessor is configured to perform the setting including setting the predetermined time interval so that a spray length from a tip of the fuel injector to a tip of a spray of the fuel injected from the fuel injector becomes shorter than the spray length when the fuel of the target injection amount is injected at once in the area by a predetermined rate.Type: GrantFiled: March 29, 2021Date of Patent: April 26, 2022Assignee: Honda Motor Co., Ltd.Inventors: Ryuichi Hata, Hidekazu Hironobu, Daiki Yamazaki, Masatoshi Nakajima, Takaya Kawana
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Patent number: 11306677Abstract: A fuel injection control apparatus including a microprocessor. The microprocessor is configured to perform calculating injection target values per a combustion cycle, controlling a fuel injector so as to inject fuel in accordance with the injection target values, instructing a switching between a first mode injecting the fuel and a second mode stopping the fuel injection, determining whether it is possible to inject the fuel in accordance with the injection target values when the switching from the second mode to the first mode is instructed, and modifying the injection target values by reducing a target injection frequency when it is determined to be impossible to inject the fuel in accordance with the injection target values, and the controlling including controlling the fuel injector, when the injection target values are modified, so as to inject the fuel in accordance with modified injection target values.Type: GrantFiled: March 29, 2021Date of Patent: April 19, 2022Assignee: Honda Motor Co., Ltd.Inventors: Masatoshi Nakajima, Masahiro Takeuchi, Hidekazu Hironobu, Daiki Yamazaki, Nobuaki Ito, Ryuichi Hata, Yasunori Shinmi
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Patent number: 11236693Abstract: A fuel injection control apparatus including a microprocessor. The microprocessor is configured to perform calculating a target injection time, determining a first crank angle defining a start of fuel injection and a second crank angle defining an end of fuel injection, controlling a fuel injector in a first injection mode in which the fuel is injected for the first target injection time from a first time point corresponding to the first crank angle or a second injection mode in which the fuel is injected for the second target injection time from a second time point corresponding to a target crank angle, and the controlling including controlling the fuel injector so as to inject the fuel in the first injection mode first and in the second injection mode last when the fuel is injected multiple times between an intake stroke and a compression stroke.Type: GrantFiled: March 29, 2021Date of Patent: February 1, 2022Assignee: Honda Motor Co., Ltd.Inventors: Masatoshi Nakajima, Hidekazu Hironobu, Nobuaki Ito, Yasunori Shinmi, Ryuichi Hata, Daiki Yamazaki
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Patent number: 11162446Abstract: A fuel injection control apparatus including a microprocessor. The microprocessor is configured to perform calculating a target injection time, determining a first crank angle defining a start of fuel injection and a second crank angle defining an end of fuel injection, controlling a fuel injector in a first injection mode in which the fuel is injected for the first target injection time from a first time point corresponding to the first crank angle or a second injection mode in which the fuel is injected for the second target injection time from a second time point corresponding to a target crank angle, and the controlling including controlling the fuel injector so as to inject the fuel in an intake stroke in the first injection mode, while inject the fuel in a compression stroke in the second injection mode.Type: GrantFiled: March 29, 2021Date of Patent: November 2, 2021Assignee: Honda Motor Co., Ltd.Inventors: Masatoshi Nakajima, Hidekazu Hironobu, Nobuaki Ito, Yasunori Shinmi, Ryuichi Hata, Daiki Yamazaki
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Patent number: 11162452Abstract: An internal combustion engine control apparatus including an electronic control unit having a microprocessor and a memory. The microprocessor is configured to perform switching an injection mode between a first injection mode in which the fuel is injected in a range including an intake stroke and a compression stroke of an internal combustion engine and a second injection mode in which the fuel is injected in the range so that an injection frequency in the compression stroke in the second injection mode is greater than an injection frequency in the compression stroke in the first injection mode; and determining whether the injection mode needs to be switched based on an ignition timing of the ignitor.Type: GrantFiled: March 29, 2021Date of Patent: November 2, 2021Assignee: Honda Motor Co., Ltd.Inventors: Hidekazu Hironobu, Daiki Yamazaki, Masatoshi Nakajima, Nobuaki Ito, Ryuichi Hata, Hiroaki Tone
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Publication number: 20210301741Abstract: A temperature acquisition apparatus for an internal combustion engine is configured to acquire a temperature of a combustion chamber of the internal combustion engine. The apparatus includes: an electronic control unit having a processor and a memory coupled to the processor. The processor is configured to perform: acquiring an intake air amount of the internal combustion engine; calculating a cumulative intake air amount based on the intake air amount; and acquiring a temperature of the internal combustion engine based on the cumulative intake air amount.Type: ApplicationFiled: March 29, 2021Publication date: September 30, 2021Inventors: Daiki Yamazaki, Hidekazu Hironobu, Masatoshi Nakajima, Ryuichi Hata, Nobuaki Ito
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Publication number: 20210301756Abstract: A fuel injection control apparatus including a microprocessor. The microprocessor is configured to perform calculating injection target values per a combustion cycle, controlling a fuel injector so as to inject fuel in accordance with the injection target values, instructing a switching between a first mode injecting the fuel and a second mode stopping the fuel injection, determining whether it is possible to inject the fuel in accordance with the injection target values when the switching from the second mode to the first mode is instructed, and modifying the injection target values by reducing a target injection frequency when it is determined to be impossible to inject the fuel in accordance with the injection target values, and the controlling including controlling the fuel injector, when the injection target values are modified, so as to inject the fuel in accordance with modified injection target values.Type: ApplicationFiled: March 29, 2021Publication date: September 30, 2021Inventors: Masatoshi Nakajima, Masahiro Takeuchi, Hidekazu Hironobu, Daiki Yamazaki, Nobuaki Ito, Ryuichi Hata, Yasunori Shinmi
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Publication number: 20210301746Abstract: A fuel injection control apparatus including a microprocessor. The microprocessor is configured to perform calculating a target injection time, determining a first crank angle defining a start of fuel injection and a second crank angle defining an end of fuel injection, controlling a fuel injector in a first injection mode in which the fuel is injected for the first target injection time from a first time point corresponding to the first crank angle or a second injection mode in which the fuel is injected for the second target injection time from a second time point corresponding to a target crank angle, and the controlling including controlling the fuel injector so as to inject the fuel in the first injection mode first and in the second injection mode last when the fuel is injected multiple times between an intake stroke and a compression stroke.Type: ApplicationFiled: March 29, 2021Publication date: September 30, 2021Inventors: Masatoshi Nakajima, Hidekazu Hironobu, Nobuaki Ito, Yasunori Shinmi, Ryuichi Hata, Daiki Yamazaki
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Publication number: 20210301753Abstract: An internal combustion engine control apparatus including an electronic control unit having a microprocessor and a memory. The microprocessor is configured to perform switching an injection mode between a first injection mode in which the fuel is injected in a range including an intake stroke and a compression stroke of an internal combustion engine and a second injection mode in which the fuel is injected in the range so that an injection frequency in the compression stroke in the second injection mode is greater than an injection frequency in the compression stroke in the first injection mode; and determining whether the injection mode needs to be switched based on an ignition timing of the ignitor.Type: ApplicationFiled: March 29, 2021Publication date: September 30, 2021Inventors: Hidekazu Hironobu, Daiki Yamazaki, Masatoshi Nakajima, Nobuaki Ito, Ryuichi Hata, Hiroaki Tone
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Publication number: 20210301755Abstract: An internal combustion engine control apparatus including a microprocessor. The microprocessor is configured to perform controlling a fuel injector so as to inject a fuel of a target injection amount by dividing into a plurality of times at a predetermined time interval in an area from a first crank angle at which an intake stroke is started to a second crank angle at which a compression stroke is ended, and setting the predetermined time interval. The microprocessor is configured to perform the setting including setting the predetermined time interval so that a spray length from a tip of the fuel injector to a tip of a spray of the fuel injected from the fuel injector becomes shorter than the spray length when the fuel of the target injection amount is injected at once in the area by a predetermined rate.Type: ApplicationFiled: March 29, 2021Publication date: September 30, 2021Inventors: Ryuichi Hata, Hidekazu Hironobu, Daiki Yamazaki, Masatoshi Nakajima, Takaya Kawana
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Publication number: 20210301747Abstract: A fuel injection control apparatus including a microprocessor. The microprocessor is configured to perform calculating a target injection time, determining a first crank angle defining a start of fuel injection and a second crank angle defining an end of fuel injection, controlling a fuel injector in an injection start priority mode in which the fuel is injected for the first target injection time from a first time point corresponding to the first crank angle or an injection end priority mode in which the fuel is injected for the second target injection time from a second time point corresponding to a target crank angle, and the controlling including controlling the fuel injector so as to inject the fuel in the injection start priority mode or the injection end priority mode in accordance with an injection mode.Type: ApplicationFiled: March 29, 2021Publication date: September 30, 2021Inventors: Masatoshi Nakajima, Hidekazu Hironobu, Daiki Yamazaki, Ryuichi Hata, Nobuaki Ito, Yasunori Shinmi
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Publication number: 20210301752Abstract: An internal combustion engine control apparatus including a microprocessor. The microprocessor is configured to perform determining whether a start of the internal combustion engine is complete, determining whether a warm-up of an exhaust catalyst device is needed, acquiring an information on a temperature inside a cylinder, switching an injection mode, and controlling the fuel injector to inject the fuel in accordance with the injection mode, the switching including switching the injection mode to the first injection mode when the start of the internal combustion engine is complete and the warm-up of the exhaust catalyst device is needed, and switching the injection mode to the second injection mode or the third injection mode in accordance with the information on the temperature when the start of the internal combustion engine is complete and the warm-up of the exhaust catalyst device is not needed.Type: ApplicationFiled: March 29, 2021Publication date: September 30, 2021Inventors: Hidekazu Hironobu, Ryuichi Hata, Daiki Yamazaki, Masatoshi Nakajima, Nobuaki Ito