Patents by Inventor Kenji Ohara
Kenji Ohara 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: 20240138779Abstract: A physiological information processing apparatus includes one or more processors, and one or more memories configured to store a computer readable instruction, when the computer readable instruction is executed by the processor, the physiological information processing apparatus is configured to: cause a plurality of physiological sensors to intermittently operate such that an operation time and a standby time are alternately repeated; obtain a plurality of pieces of physiological information on a patient from the plurality of physiological sensors during the operation time; and change an operation mode of the plurality of physiological sensors that intermittently operate in accordance with a condition related to at least a part of the plurality of pieces of physiological information or a condition related to at least a part of the plurality of physiological sensors.Type: ApplicationFiled: October 16, 2023Publication date: May 2, 2024Applicant: NIHON KOHDEN CORPORATIONInventors: Tetsuri ARIYAMA, Kenji OHARA, Minoru MATSUSHIMA, Hideki OCHIAI
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Publication number: 20240094664Abstract: A fixing device includes: a first rotatable member; a second rotatable member disposed in contact with the first rotatable member; a pressing member that is disposed on an inner circumferential surface of the second rotatable member and presses the inner circumferential surface of the second rotatable member such that the second rotatable member is pressed against the first rotatable member; a sliding member interposed between the inner circumferential surface of the second rotatable member and the pressing member; and a lubricant interposed between the inner circumferential surface of the second rotatable member and the sliding member. The inner circumferential surface of the second rotatable member contains a resin having at least one group selected from the group consisting of an amido group, an imido group, a ketone group, and a sulfide group.Type: ApplicationFiled: January 11, 2023Publication date: March 21, 2024Applicant: FUJIFILM Business Innovation Corp.Inventors: Kenji OMORI, Hideaki OHARA, Ryohei YOSHIKAWA
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Patent number: 11933363Abstract: A bearing box for a rotating roll that delivers a high-temperature substance. The bearing box includes a bearing portion and a seal portion provided adjacent to the bearing portion and includes a first cooling liquid passage that is formed on the outer peripheral side of the bearing portion and through which a cooling liquid passes, and a second cooling liquid passage that is formed on the radially inner side relative to the first cooling liquid passage and on the outer peripheral side of the seal portion, the second cooling liquid passage communicating with the first cooling liquid passage to cause the cooling liquid to pass therethrough.Type: GrantFiled: September 18, 2020Date of Patent: March 19, 2024Assignee: JFE STEEL CORPORATIONInventors: Kenji Isozaki, Shinya Ito, Akitaka Fujii, Noriaki Ohara
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Patent number: 11867918Abstract: A light source apparatus can avoid double-counting of particles in a flow cytometer for measuring and analyzing a plurality of particles flowing in a flow cell. A light source apparatus for a flow cytometer includes a semiconductor laser for emitting a laser beam, a collimating lens for collimating the laser beam emitted from the semiconductor laser in a spread light state, a first beam conversion unit composed of prisms and a second beam conversion unit composed of prisms for matching a flow cell length direction with a slow axis direction of the collimated laser beam in a flow cell after reducing the beam diameter in a fast axis direction and increasing the beam diameter in the slow axis direction, and a focusing lens for focusing the laser beam passed through these beam conversion units in the flow cell.Type: GrantFiled: March 9, 2022Date of Patent: January 9, 2024Assignee: KYOCERA SOC CorporationInventors: Satoshi Nakao, Masami Hatori, Kenji Ohara, Isao Masukawa
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Publication number: 20230402642Abstract: An outer edge of a negative electrode (200) covered with a first adhesive member (410) is substantially aligned with an outer edge of a positive electrode (100) covered with the first adhesive member (410) in a direction from a stacked body (10) toward the first adhesive member (410) or a direction from the first adhesive member (410) toward the stacked body (10). Specifically, the outer edge of the negative electrode (200) covered with the first adhesive member (410) is positioned within a distance equal to or more than 0% and equal to or less than 200% of a thickness of the negative electrode (200) from the outer edge of the positive electrode (100) covered with the first adhesive member (410) in the above direction.Type: ApplicationFiled: October 26, 2021Publication date: December 14, 2023Inventors: Jiechen LU, Kenji OHARA, Naonori MATSUMURA
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Publication number: 20230059268Abstract: A light source apparatus can avoid double-counting of particles in a flow cytometer for measuring and analyzing a plurality of particles flowing in a flow cell. A light source apparatus for a flow cytometer includes a semiconductor laser for emitting a laser beam, a collimating lens for collimating the laser beam emitted from the semiconductor laser in a spread light state, a first beam conversion unit composed of prisms and a second beam conversion unit composed of prisms for matching a flow cell length direction with a slow axis direction of the collimated laser beam in a flow cell after reducing the beam diameter in a fast axis direction and increasing the beam diameter in the slow axis direction, and a focusing lens for focusing the laser beam passed through these beam conversion units in the flow cell.Type: ApplicationFiled: March 9, 2022Publication date: February 23, 2023Inventors: Satoshi Nakao, Masami Hatori, Kenji Ohara, Isao Masukawa
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Publication number: 20220409129Abstract: A physiological information processing method executed by a computer includes: obtaining a stress index parameter indicating a stress index of a subject based on physiological information data of the subject; comparing the stress index parameter with a predetermined threshold value; determining that the subject is stressed in accordance with the comparison between the stress index parameter and the predetermined threshold value; and outputting stress information indicating that the subject is stressed.Type: ApplicationFiled: June 14, 2022Publication date: December 29, 2022Inventors: Tetsuri ARIYAMA, Kenji OHARA, Minoru MATSUSHIMA, Hideki OCHIAI
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Patent number: 11400819Abstract: Provided is a hybrid electric vehicle in which, in accordance with the system side of the vehicle including a fuel economy-emphasized system, a wide use-range of the SOC of a lithium ion secondary battery cell can be utilized.Type: GrantFiled: December 9, 2016Date of Patent: August 2, 2022Assignee: Envision AESC Japan Ltd.Inventors: Kenji Ohara, Shin Tanaka, Fumihiro Kawamura, Masanori Aoyagi, Junko Nishiyama
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Patent number: 11254890Abstract: The purpose of the present invention is to provide a lubricant composition which can be applied as a gear oil for a high-output and high-speed gear mechanism, and whereby fuel saving as well as further wear resistance in a bearing of a pinion gear can be realized while maintaining excellent durability, seizure resistance, and stability are maintained. A lubricant composition containing a Fischer-Tropsch-derived base oil, a poly alpha-olefin, and an ester compound, and further containing an unsaturated fatty acid and/or a partial ester compound of an unsaturated fatty acid and a polyol, wherein the partial ester compound of an unsaturated fatty acid includes a monoester compound of an unsaturated fatty acid and a polyol in a ratio of 50% by mass with respect to the total amount of the partial ester compound, and the SAE viscosity grade of the lubricant composition is 75W-85 or lower.Type: GrantFiled: April 18, 2019Date of Patent: February 22, 2022Assignees: TOYOTA JIDOSHA KABUSHIKI KAISHA, SHELL LUBRICANTS JAPAN K.K.Inventors: Ryuji Maruyama, Kenji Ohara, Keiichi Moriki, Mitsuhiro Nagakari, Misato Kishi, Kotaro Hiraga, Takatoshi Shinyoshi
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Patent number: 11119468Abstract: A machine tool having a function of automatically correcting a machining program in tool replacement includes: a signal output unit that outputs a signal when a tool is replaced; a machining unit that temporarily machines a workpiece to a predetermined target dimension using the replaced tool; a measurement unit that measures an actual dimension of the temporarily machined workpiece; a detection unit that detects a dimensional difference between the measured actual dimension and the target dimension; and an automatic correction unit that automatically corrects the machining program based on the dimensional difference, wherein the machining unit actually machines the workpiece based on the automatically corrected machining program.Type: GrantFiled: March 9, 2020Date of Patent: September 14, 2021Assignee: NAKAMURA-TOME PRECISION INDUSTRY CO., LTD.Inventors: Masahiko Kakumoto, Kenji Ohara
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Publication number: 20210054299Abstract: The purpose of the present invention is to provide a lubricant composition which can be applied as a gear oil for a high-output and high-speed gear mechanism, and whereby fuel saving as well as further wear resistance in a bearing of a pinion gear can be realized while maintaining excellent durability, seizure resistance, and stability are maintained. A lubricant composition containing a Fischer-Tropsch-derived base oil, a poly alpha-olefin, and an ester compound, and further containing an unsaturated fatty acid and/or a partial ester compound of an unsaturated fatty acid and a polyol, wherein the partial ester compound of an unsaturated fatty acid includes a monoester compound of an unsaturated fatty acid and a polyol in a ratio of 50% by mass with respect to the total amount of the partial ester compound, and the SAE viscosity grade of the lubricant composition is 75W-85 or lower.Type: ApplicationFiled: April 18, 2019Publication date: February 25, 2021Inventors: Ryuji Maruyama, Kenji Ohara, Keiichi Moriki, Mitsuhiro Nagakari, Misato Kishi, Kotaro Hiraga, Takatoshi Shinyoshi
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Publication number: 20200285221Abstract: A machine tool having a function of automatically correcting a machining program in tool replacement includes: a signal output unit that outputs a signal when a tool is replaced; a machining unit that temporarily machines a workpiece to a predetermined target dimension using the replaced tool; a measurement unit that measures an actual dimension of the temporarily machined workpiece; a detection unit that detects a dimensional difference between the measured actual dimension and the target dimension; and an automatic correction unit that automatically corrects the machining program based on the dimensional difference, wherein the machining unit actually machines the workpiece based on the automatically corrected machining program.Type: ApplicationFiled: March 9, 2020Publication date: September 10, 2020Applicant: NAKAMURA-TOME PRECISION INDUSTRY CO., LTD.Inventors: Masahiko KAKUMOTO, Kenji OHARA
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Patent number: 10756342Abstract: A lithium ion secondary battery includes: a negative electrode having a carbon-based negative electrode material containing graphite particles and amorphous carbon particles; and a positive electrode including a lithium composite oxide. The lithium composite oxide is represented by a general formula: LixNiyMnzCo(1-y-z)O2, where x is a numeral of 1 or more and 1.2 or less, and y and z are positive numerals satisfying the relation of y+z<1. The lithium composite oxide has a layer crystal structure and has a median particle diameter (D50) of 4.0 ?m or more and less than 6.0 ?m.Type: GrantFiled: December 11, 2015Date of Patent: August 25, 2020Assignee: ENVISION AESC JAPAN LTD.Inventors: Sohei Suga, Koichi Shinohara, Kenji Ohara, Toshihiro Horiuchi, Masanori Aoyagi, Junko Nishiyama
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Patent number: 10714787Abstract: Provided is a lithium ion secondary battery including a power generating element that includes at least one positive electrode plate, at least one negative electrode plate, and at least one separator. A ratio B/A (m?cm) of volume resistivity B (m?cm3) of the power generating element to an area A (cm2) per one positive electrode plate is 0.4 or more and less than 0.9.Type: GrantFiled: February 17, 2016Date of Patent: July 14, 2020Assignee: ENVISION AESC JAPAN LTD.Inventors: Sohei Suga, Koichi Shinohara, Kenji Ohara, Toshihiro Horiuchi, Masanori Aoyagi, Junko Nishiyama
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Publication number: 20200176809Abstract: Present disclosure provides a lithium ion secondary battery element in which a positive electrode including a positive electrode active material layer formed by applying a positive electrode active material mixture, a separator, and a negative electrode including a negative electrode active material layer formed by applying a negative electrode active material mixture are stacked.Type: ApplicationFiled: June 25, 2018Publication date: June 4, 2020Applicant: Envision AESC Japan Ltd.Inventors: Shin Tanaka, Kenji Ohara, Satoshi Nagashima, Jiro Iriyama
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Patent number: 10615569Abstract: A semiconductor laser device with external resonator with stable longitudinal mode regardless of variation of drive current is disclosed. The device includes: a semiconductor light-emitting element having a pair of end faces with a light emitting section disposed therebetween, and an external resonator configured to oscillate light emitted from the semiconductor light-emitting element, the external resonator being formed by a resonator mirror disposed outside the semiconductor light-emitting element and one of the pair of end faces that is farther from the resonator mirror, wherein, as the semiconductor light-emitting element, a semiconductor light-emitting element having a structure which does not oscillate light emitted therefrom by itself is used.Type: GrantFiled: February 7, 2017Date of Patent: April 7, 2020Assignee: SHOWA OPTRONICS CO., LTD.Inventors: Masami Hatori, Kenji Ohara, Takuya Arichi
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Publication number: 20190252675Abstract: A non-aqueous electrolyte secondary battery is obtained by encasing, inside an outer casing formed of a laminate film, a power generating element containing a positive electrode obtained by forming, on the surface of a positive electrode current collector, a positive electrode active substance layer containing a positive electrode active substance, a negative electrode obtained by forming, on the surface of a negative electrode current collector, a negative electrode active substance layer containing a negative electrode active substance, and a separator, wherein the positive electrode active substance is made to contain a spinel type lithium manganese composite oxide and a lithium nickel-based composite oxide and the mixing ratio of the lithium nickel-based composite oxide is 30 to 70% by weight relative to the total 100% by weight of the spinel type lithium manganese composite oxide and the lithium nickel-based composite oxide.Type: ApplicationFiled: April 23, 2019Publication date: August 15, 2019Inventors: Kenji Ohara, Yoshiaki Nitta, Manabu Nishijima, Hidenori Murata
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Patent number: 10270127Abstract: A nonaqueous electrolyte secondary battery includes a positive electrode, a negative electrode having a negative electrode active material, and a separator containing an electrolyte. The electrolyte includes an electrolyte salt, a nonaqueous solvent into which the electrolyte salt can be dissolved, a first additive selected from predetermined oxalate compounds and disulfonic acid ester compounds, and a second additive that has a reduction potential less than the reduction potential of the first additive. The second additive is selected from a group having vinylene carbonate, fluoroethylene carbonate, vinyl ethylene carbonate, 1, 3-propane sultone, 1, 4-butane sultone, 1, 3-propene sultone, succinonitrile, and adiponitrile.Type: GrantFiled: July 9, 2015Date of Patent: April 23, 2019Assignee: Nissan Motor Co., Ltd.Inventors: Kenji Ohara, Norihisa Waki, Yoshiaki Nitta, Masanori Aoyagi
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Publication number: 20190084399Abstract: Provided is a hybrid electric vehicle in which, in accordance with the system side of the vehicle including a fuel economy-emphasized system, a wide use-range of the SOC of a lithium ion secondary battery cell can be utilized.Type: ApplicationFiled: December 9, 2016Publication date: March 21, 2019Applicant: Automotive Energy Supply CorporationInventors: Kenji Ohara, Shin Tanaka, Fumihiro Kawamura, Masanori Aoyagi, Junko Nishiyama
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Patent number: 10147949Abstract: A negative electrode material for a lithium ion battery according to an embodiment of the present disclosure includes graphite particles and amorphous carbon particles. The graphite particles have a median diameter (D50) A of 8.0 ?m or more and 11.0 ?m or less. A ratio A/B of the median diameter A (?m) to a median diameter (D50) B (?m) of the amorphous carbon particles satisfies a relation of 1.1<(A/B)?2.75.Type: GrantFiled: December 11, 2015Date of Patent: December 4, 2018Assignee: Automotive Energy Supply CorporationInventors: Sohei Suga, Koichi Shinohara, Kenji Ohara, Toshihiro Horiuchi, Masanori Aoyagi, Junko Nishiyama