Patents by Inventor Yuki Ichikawa
Yuki Ichikawa 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: 20230359707Abstract: The present disclosure provides a method for evaluating a likelihood that a subject belongs to a group for a classification attribute having a binary classification. The method includes: receiving a subject score for an observation value of the subject; acquiring sensitivity and specificity of the subject score with the subject score as a parameter, by using a relational expression established between the sensitivity and the specificity with a score for the observation value as a parameter; acquiring a prior probability of an attribute of the subject; and acquiring a likelihood of belonging to a classification attribute specific to the subject based on the sensitivity, the specificity, and the prior probability of the subject.Type: ApplicationFiled: October 13, 2021Publication date: November 9, 2023Inventors: Yuki ICHIKAWA, Hiroki YAMAGUCHI, Mika MIZUNUMA
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Patent number: 11782342Abstract: A salt represented by the formula (I):Type: GrantFiled: October 2, 2018Date of Patent: October 10, 2023Assignee: SUMITOMO CHEMICAL COMPANY, LIMITEDInventors: Katsuhiro Komuro, Yuki Takahashi, Koji Ichikawa
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Publication number: 20230265521Abstract: The present disclosure provides a body fluid extract containing micro RNA. According to the present disclosure, an extract of body fluid containing any of the micro RNA described in data S1 or table 2, or in any of tables 4-1 to 4-15, is provided.Type: ApplicationFiled: September 8, 2020Publication date: August 24, 2023Inventors: Takao YASUI, Yoshinobu BABA, Yuki ICHIKAWA
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Patent number: 11724644Abstract: A vehicle for transporting passengers include a floor board on which the passengers ride. The vehicle further includes a passenger distribution detection device that detects a passenger distribution that is a distribution of the passengers on the floor board. The vehicle further includes a control device that executes a passenger guidance control that guides the passengers on the floor board such that the passenger distribution approaches a target passenger distribution to increase a stability of the vehicle.Type: GrantFiled: September 1, 2021Date of Patent: August 15, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Saki Narita, Tetsuya Kanata, Yozo Iwami, Daisaku Honda, Yuhei Katsumata, Hideki Fukudome, Takuya Watabe, Naoko Ichikawa, Yuta Maniwa, Yuki Nishikawa
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Publication number: 20230248854Abstract: The production method of a radioactive metal-labeled antibody of the present invention includes a step of conducting a click reaction of a radioactive metal complex and an antibody site-specifically modified with a peptide to produce a radioactive metal-labeled antibody. The click reaction is performed between a first atomic group of the radioactive metal complex and a second atomic group directly or indirectly linked to the peptide. The second atomic group is an atomic group containing an azide group, or an atomic group containing trans-cyclooctene.Type: ApplicationFiled: October 16, 2020Publication date: August 10, 2023Applicant: NIHON MEDI-PHYSICS CO., LTD.Inventors: Akihiro IZAWA, Yu OGAWA, Hiroaki ICHIKAWA, Minoru KAWATANI, Hideaki TAKEMORI, Yuki OKUMURA
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Patent number: 11718967Abstract: A guidance vehicle guides a dog for a walk, and includes a leash attachment, a distance sensor, and an electronic control unit. The leash attachment is configured to attach a leash that connects the dog. The distance sensor is configured to detect a dog-to-vehicle distance being a distance between the dog and the guidance vehicle. The electronic control unit is configured to execute a travel control of the guidance vehicle. The electronic control unit includes, as one of modes of the travel control, a walk guidance mode that causes the guidance vehicle to automatically travel along a walk route while guiding the dog to walk. The walk guidance mode executed by the electronic control unit includes a basic walk mode that controls the dog-to-vehicle distance so as to maintain a constant distance when the dog is moving along the walk route.Type: GrantFiled: September 16, 2021Date of Patent: August 8, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Saki Narita, Tetsuya Kanata, Yozo Iwami, Daisaku Honda, Yuhei Katsumata, Hideki Fukudome, Takuya Watabe, Naoko Ichikawa, Yuta Maniwa, Yuki Nishikawa, Daisuke Ishii, Daisuke Sato
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Patent number: 11687308Abstract: There is provided, in a vehicle capable of accommodating a plurality of passengers, a display system capable of providing a motivation to start a conversation among the passengers in view of conversation intentions of each passenger. The display system includes a control device, and at least one display device. The control device is configured to perform a conversation desire display process to display a conversation desire level of each of the passengers. Alternatively, the control device is configured to perform a conversation intention display process to display a conversation intention of each of the passengers for the other passengers. The conversation desire level and the conversation intention among passengers are input to the input device provided in the display system, by an operation of the passenger. Alternatively, they are estimated by the control device based on the passenger state information detected by the sensor provided in the display system.Type: GrantFiled: October 22, 2021Date of Patent: June 27, 2023Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Saki Narita, Tetsuya Kanata, Yozo Iwami, Daisaku Honda, Yuhei Katsumata, Hideki Fukudome, Takuya Watabe, Naoko Ichikawa, Yuta Maniwa, Yuki Nishikawa
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Patent number: 11675031Abstract: A rotation mechanism includes a bearing mechanism and a drive mechanism. Prior to loading of a sample unit, bearing gas is supplied to a bearing mechanism. In the course of inserting the sample unit, bearing gas is sprayed to a surface of the sample tube from around the sample tube to thereby center the sample unit.Type: GrantFiled: March 3, 2021Date of Patent: June 13, 2023Assignee: JEOL Ltd.Inventors: Yuki Endo, Yutaka Horino, Naohiro Kosaka, Atsuyuki Ichikawa
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Patent number: 11674206Abstract: There is provided a sintered friction material for railway vehicles that has excellent frictional properties and wear resistance even in a high speed range of 280 km/hour or more. The sintered friction material for railway vehicles is a green compact sintered material containing, in mass %, Cu: 50.0 to 75.0%, graphite: 5.0 to 15.0%, one or more selected from the group consisting of magnesia, zircon sand, silica, zirconia, mullite, and silicon nitride: 1.5 to 15.0%, one or more selected from the group consisting of W and Mo: 3.0 to 30.0%, and one or more selected from the group consisting of ferrochromium, ferrotungsten, ferromolybdenum, and stainless steel: 2.0 to 20.0%, with the balance being impurities.Type: GrantFiled: November 30, 2017Date of Patent: June 13, 2023Assignees: NIPPON STEEL CORPORATION, FINE SINTER CO., LTD.Inventors: Manabu Kubota, Kazutaka Asabe, Yuki Ichikawa, Takeshi Nakano, Tokitake Okahira, Isao Shimazoe
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Publication number: 20230097126Abstract: Provided are an electrolytic solution suitable for a lithium ion secondary battery that includes a positive electrode which has a positive electrode active material having an olivine structure, and includes a negative electrode having graphite as a negative electrode active material, and a superior lithium ion secondary battery having the electrolytic solution. The lithium ion secondary battery includes: a positive electrode that includes a positive electrode active material having an olivine structure; a negative electrode having graphite as a negative electrode active material; and an electrolytic solution. The electrolytic solution contains LiPF6, a cyclic alkylene carbonate selected from ethylene carbonate and propylene carbonate, methyl propionate, and an additive that starts reductive degradation at a potential higher than a potential at which the above components of the electrolytic solution start reductive degradation.Type: ApplicationFiled: February 4, 2021Publication date: March 30, 2023Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Tomoyuki KAWAI, Kensuke YOTSUMOTO, Yuki ICHIKAWA, Satomi YOKOCHI, Hiroshi IWATA, Yuya SATO, Eiji MIZUTANI, Yushi KONDO, Takeshi MAKI, Yoshiyuki OGASAWARA, Takeshi KIMIJIMA, Yusuke WATANABE, Tatsuya EGUCHI, Shintaro YAMAOKA
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Patent number: 11480223Abstract: An aerodynamic noise reduction member 30 includes: a plate-like support portion 32 sandwiched between a plurality of fins 24 and 26 of a brake disk 20 and a rotating member 102 of a railroad vehicle; and a plurality of protruding portions 34 protruding from the support portion 32. Each of the plurality of protruding portions 34 is provided in such a manner that, in a state in which the support portion 32 is sandwiched between the plurality of fins 24 and 26 and the rotating member 102, each of the protruding portions 34 partially occludes between the fastening fin 24 and the anchoring fin 26 adjacent to each other in a circumferential direction of the brake disk 20.Type: GrantFiled: April 2, 2019Date of Patent: October 25, 2022Assignee: NIPPON STEEL CORPORATIONInventors: Osamu Kondo, Takahiro Fujimoto, Takanori Kato, Atsushi Sakaguchi, Yuki Ichikawa
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Publication number: 20220333656Abstract: A brake disk unit includes a rotating member, a brake disk, and a control member. The brake disk includes a disk main body, fins, and convex portions and/or concave portions. The control member includes a support portion and a projecting portion. At least a part of the projecting portion is arranged between fins that are adjacent in the circumferential direction of the brake disk. A gap is formed between the projecting portion and the brake disk. On the surface of the brake disk, the convex portions and/or the concave portions are provided further on the outer side in the radial direction of the brake disk than a minimum opening portion of the gap.Type: ApplicationFiled: September 9, 2020Publication date: October 20, 2022Inventors: Hiroshi NOGAMI, Takahiro FUJIMOTO, Yuiko SHIOTANI, Ryuichi NISHIMURA, Mitsuhiro OKAMOTO, Kumpei SANO, Naruo MIYABE, Yuki ICHIKAWA
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Patent number: 11466737Abstract: A brake disc for a railway vehicle includes: a disc plate portion that has a sliding portion of a front face; a plurality of radial fins that are provided on the rear face of a disc plate portion, and that have a shape that extends in the radial direction of the disc plate portion; and a circumferential rib that is provided between each pair of adjacent radial fins, and that has a shape that extends in the circumferential direction of the disc plate portion. A flow path for air is formed between the pair of radial fins, and the flow path for air is narrowed by the circumferential rib. On the circumferential rib, a gradual slope for suppressing fluctuations in an airflow that passes between the pair of radial fins is provided from a base part to a top part.Type: GrantFiled: December 6, 2016Date of Patent: October 11, 2022Assignee: NIPPON STEEL CORPORATIONInventors: Nobuo Shiraishi, Yusuke Wakabayashi, Takeshi Kurita, Takanori Kato, Takahiro Fujimoto, Hiroshi Nogami, Atsushi Sakaguchi, Yuki Ichikawa
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Publication number: 20220239053Abstract: A laser amplifier for a green laser pulse includes at least one gain medium doped with praseodymium and at least one gallium nitride based diode laser for pumping the gain medium. A green seed laser pulse going through the gain medium becomes an amplified green laser pulse.Type: ApplicationFiled: November 30, 2021Publication date: July 28, 2022Inventors: Hiroyuki Yada, Yuki Ichikawa
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Publication number: 20220218617Abstract: Problem to be Solved Provided is a method for manufacturing a pharmaceutical preparation, which safely and simply enables uniformization of contents of a small amount of a drug. [Solution] The method for manufacturing the pharmaceutical preparation includes: using a liquid for dispensing, the liquid containing a drug; and a first application step of applying the drug to a surface of a tablet or a capsule by a dispensing method. In addition, a pharmaceutical preparation according to the present invention includes: a base; and a drug which is applied to a surface of the base by a dispensing method, and the base is a tablet or a capsule.Type: ApplicationFiled: April 21, 2020Publication date: July 14, 2022Applicant: NIPRO CORPORATIONInventors: Yoshio NAKANO, Tomohiro HAYASHIDA, Yohei HOASHI, Keisuke EDAMURA, Yuki ICHIKAWA
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Patent number: 11271242Abstract: A lithium ion secondary battery having excellent durability is provided. The lithium ion secondary battery includes: a positive electrode including a current collector made from aluminum; a negative electrode; and an electrolytic solution. The electrolytic solution contains an electrolyte including a lithium salt, and a linear carbonate represented by formula (2), the linear carbonate is contained at a mole ratio of 3 to 6 relative to the lithium salt, and the electrolyte includes a first lithium salt represented by formula (1) and a second alkali metal salt; (R1X1)(R2SO2)NLi: formula (1); and R20OCOOR21: formula (2).Type: GrantFiled: April 14, 2017Date of Patent: March 8, 2022Assignee: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Tomoyuki Kawai, Takeshi Maki, Yuki Ichikawa, Shunya Sakamoto
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Publication number: 20210199166Abstract: Disclosed is a brake disc for a railway vehicle including: a disc plate portion with a sliding portion in a surface; and a through hole that penetrates the disc plate portion from a front surface to a back surface of the disc plate portion, in which a bolt for fastening the disc plate portion to a wheel of the railway vehicle is inserted. An inclined surface is formed at an edge of an opening of the through hole at a front side of the disc plate portion, and the inclined surface extends larger in a circumferential direction of the disc plate portion than in a radial direction of the disc plate portion.Type: ApplicationFiled: March 14, 2018Publication date: July 1, 2021Inventors: Nobuo SHIRAISHI, Yusuke WAKABAYASHI, Takeshi KURITA, Atsushi SAKAGUCHI, Takahiro FUJIMOTO, Hiroshi NOGAMI, Takanori KATO, Yuki ICHIKAWA
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Publication number: 20210025465Abstract: An aerodynamic noise reduction member 30 includes: a plate-like support portion 32 sandwiched between a plurality of fins 24 and 26 of a brake disk 20 and a rotating member 102 of a railroad vehicle; and a plurality of protruding portions 34 protruding from the support portion 32. Each of the plurality of protruding portions 34 is provided in such a manner that, in a state in which the support portion 32 is sandwiched between the plurality of fins 24 and 26 and the rotating member 102, each of the protruding portions 34 partially occludes between the fastening fin 24 and the anchoring fin 26 adjacent to each other in a circumferential direction of the brake disk 20.Type: ApplicationFiled: April 2, 2019Publication date: January 28, 2021Inventors: Osamu KONDO, Takahiro FUJIMOTO, Takanori KATO, Atsushi SAKAGUCHI, Yuki ICHIKAWA
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Patent number: 10704625Abstract: A brake disc for a railway vehicle is provided in which noise arising from the brake disc during high-speed rotation of a wheel is reduced by a large margin. A brake disc for a railway vehicle includes: a disc plate portion that has a sliding portion on a front face thereof; a plurality of through-holes that pass from the front face to a rear face of the disc plate portion and are arranged in alignment in the circumferential direction of the disc plate portion, the through-holes allowing bolts to pass therethrough for fastening together the disc plate portion and a wheel of the railway vehicle; and a groove provided to link a plurality of through-holes on the front face side of the disc plate portion.Type: GrantFiled: December 6, 2016Date of Patent: July 7, 2020Assignee: NIPPON STEEL & SUMITOMO METAL CORPORATIONInventors: Nobuo Shiraishi, Yusuke Wakabayashi, Takeshi Kurita, Takahiro Fujimoto, Hiroshi Nogami, Atsushi Sakaguchi, Takanori Kato, Yuki Ichikawa
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Publication number: 20190386338Abstract: A lithium ion secondary battery having excellent durability is provided. The lithium ion secondary battery includes: a positive electrode including a current collector made from aluminum; a negative electrode; and an electrolytic solution. The electrolytic solution contains an electrolyte including a lithium salt, and a linear carbonate represented by general formula (2) below, the linear carbonate is contained at a mole ratio of 3 to 6 relative to the lithium salt, and the electrolyte includes a first lithium salt represented by general formula (1) below and an alkali metal salt selected from general formulas (A) to (D) below.Type: ApplicationFiled: April 14, 2017Publication date: December 19, 2019Applicant: THE UNIVERSITY OF TOKYOInventors: Tomoyuki KAWAI, Takeshi MAKI, Yuki ICHIKAWA, Shunya SAKAMOTO