Patents Assigned to Kabushiki Kaisha Toyota Chuo Kenkyusho
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Patent number: 10897043Abstract: A secondary battery includes a first electrode; a first active material fluid which is electrically connected to the first electrode, contains a first active material and a supporting salt, and is flowable; and a second electrode including a structure which is formed by containing a second active material, the structure either being immersed in the first active material fluid or holding the first active material fluid, and a separating membrane disposed between the first active material fluid and the structure, the separating membrane having ion conducting properties and insulating properties.Type: GrantFiled: October 20, 2017Date of Patent: January 19, 2021Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Chikaaki Okuda, Hiroki Kondo, Tsuyoshi Sasaki
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Patent number: 10883200Abstract: An apparatus for thermally-stabilizing a carbon material precursor having a heating apparatus which thermally-stabilizes a carbon material precursor, a thermometer for measuring a temperature in the heating apparatus, a water vapor concentration meter for measuring a concentration of water vapor in the heating apparatus, and a batch type thermal-stabilization apparatus for feedback-controlling the temperature in the heating apparatus by using the concentration of water vapor as an index such that generation of water vapor in a thermal-stabilization reaction of the carbon material precursor is completed and generation of water vapor in a partial oxidation reaction of the carbon material precursor is suppressed in a temperature range between a temperature range where the generation of water vapor is accelerated in the thermal-stabilization reaction and a temperature range where the generation of water vapor is accelerated in the partial oxidation reaction.Type: GrantFiled: April 11, 2019Date of Patent: January 5, 2021Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Kazuhiro Nomura, Takuya Morishita
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Patent number: 10883547Abstract: A dog clutch includes a gear (40) mounted on a power transmission shaft (30), first and second dog rings (10, 20), a fork (60), springs (65), and cam grooves (31). The cam grooves (31) each include a first slope surface (36) inclined from the axial direction toward the positive rotation direction as the first slope surface (36) approaches the gear (40) and a second parallel surface (37) parallel to the axial direction. The first dog ring (10) includes first cam protrusions (16) to be engaged with the respective first slope surfaces (36), and the second dog ring (20) includes second cam protrusions (26) to be engaged with the respective second parallel surfaces (37). This structure prevents the dog rings and the fork from coming into contact with each other, thereby avoiding generation of abrasion and increasing the transmission efficiency.Type: GrantFiled: January 30, 2018Date of Patent: January 5, 2021Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Isamu Shiotsu, Shinichi Takeuchi, Akihiko Ichikawa, Junichi Muraoka, Tomohiro Yoshimura, Jun Yabuta, Yuuki Masui
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Patent number: 10879538Abstract: An oxygen evolution catalyst includes a core and a shell covering the surface of the core. The core includes ruthenium oxide or metal ruthenium in at least a surface portion. The shell includes titania or a composite oxide of titanium and ruthenium. Such an oxygen evolution catalyst is obtained by (a) dispersing core particles each including ruthenium oxide or metal ruthenium in at least a surface portion in a solvent to obtain a dispersion, (b) adding a Ti source to the dispersion to produce precursor particles in which the surface of each core particle is covered with a titania precursor, and (c) collecting the precursor particles from the dispersion and heat-treating the precursor particles after drying.Type: GrantFiled: January 30, 2019Date of Patent: December 29, 2020Assignees: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Shuhei Yoshino, Kensaku Kodama, Yoshio Sageshima, Keiichiro Oishi, Yoriko Hasegawa, Noriyuki Kitao
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Patent number: 10879015Abstract: A viologen compound is a crystalline compound including a heterocyclic moiety in which a carboxylate of an alkali metal is bound directly or indirectly to both ends of a basic skeleton containing 4,4?-bipyridinium and an anionic moiety that pairs with 4,4?-bipyridinium. The viologen compound can be used, for example, as a negative electrode active material for an electricity storage device including a negative electrode containing the negative electrode active material, a positive electrode containing a positive electrode active material capable of giving and receiving anions, and an ion-conducting medium that is disposed between the positive electrode and the negative electrode and conducts anions.Type: GrantFiled: November 23, 2018Date of Patent: December 29, 2020Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Hitoshi Kumagai, Yuka Makino, Masaki Hasegawa, Nobuhiro Ogihara
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Patent number: 10868124Abstract: A group III nitride semiconductor substrate may include: a p-type conduction region into which a group II element has been implanted in a depth direction of the group III nitride semiconductor substrate from a surface of the group III nitride semiconductor substrate, the p-type conduction region having p-type conductivity, wherein hydrogen has been implanted from the p-type conduction region across an n-type conduction region adjacent to the p-type conduction region in the depth direction of the group III nitride semiconductor substrate.Type: GrantFiled: December 3, 2018Date of Patent: December 15, 2020Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Hiroko Iguchi, Tetsuo Narita
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Patent number: 10851776Abstract: A sliding member has a sliding surface sliding under a wet condition in which a lubricant oil exists. The sliding surface is coated with a laminate film comprising an upper layer and a lower layer. The lower layer comprises hydrogen-free amorphous carbon (hydrogen-free DLC) and carbon particles dispersed on or in the hydrogen-free DLC. The hydrogen-free DLC has a hydrogen content of 5 atom % or less when the lower layer as a whole is 100 atom %. The upper layer comprises boron-containing amorphous carbon (B-DLC) and has protrusions on a surface side of the upper layer along the carbon particles of the lower layer. The B-DLC has a boron content of 1-40 atom % when the upper layer as a whole is 100 atom %. The protrusions have a particle diameter of 0.5-5 ?m and exist with a density of 20 protrusions/100 ?m2 or more.Type: GrantFiled: January 3, 2019Date of Patent: December 1, 2020Assignees: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHO, JTEKT CORPORATIONInventors: Masaru Okuyama, Hiroyuki Mori, Mamoru Tohyama, Noriyuki Emoto, Naohito Yoshida
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Patent number: 10840519Abstract: A fuel cell system may include a first fuel cell provided on a first substrate; a second fuel cell provided on a second substrate, and having a power generation capacity higher than a power generation capacity of the first fuel cell; a first heater provided at the first fuel cell; a second heater provided at the second fuel cell; and a battery, wherein the first heater heats the first fuel cell by using power supplied from the battery, and wherein the second heater heats the second fuel cell by using power supplied from the first fuel cell.Type: GrantFiled: January 9, 2018Date of Patent: November 17, 2020Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Teruhisa Akashi, Hirofumi Funabashi, Hidehito Matsuo
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Patent number: 10804555Abstract: A honeycomb-shaped reaction vessel, comprising: a honeycomb-shaped substrate; and a reaction layer arranged in at least a portion of an inner wall of a cell of the honeycomb-shaped substrate dividedly in a direction along an inner circumference of the cell and dividedly in a longitudinal direction of the cell.Type: GrantFiled: April 12, 2019Date of Patent: October 13, 2020Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventor: Tadashi Suzuki
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Publication number: 20200318971Abstract: An inertial navigation device that includes a processor that is configured to: assume a vertical velocity and a lateral velocity of a vehicle to be 0, and estimate a roll angle, a pitch angle and an azimuth angle, which are attitude angles of the vehicle, based on angular velocities and accelerations detected by the inertial measurement device, a longitudinal velocity detected by a vehicle velocity sensor, and an initial value of the azimuth angle of the vehicle, and assume the vertical velocity of the vehicle to be 0, and estimate a current position of the vehicle based on the estimated attitude angles, the angular velocities and the accelerations detected by the inertial measurement device, the longitudinal velocity detected by the vehicle velocity sensor, a steering angle detected by a steering angle sensor, and an initial value of a position of the vehicle.Type: ApplicationFiled: December 31, 2019Publication date: October 8, 2020Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Daiki MORI, Yoshikazu HATTORI, Hideki SUGIURA, Hiroyuki YAMAGUCHI
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Patent number: 10780409Abstract: A solid-gas reaction substance-filled reactor includes a core part in which heat medium heat-transfer tubes and spacers are alternately stacked, a gas introduction/discharge part that communicates with opening ends of the spacers, and a heat medium introduction/discharge part that communicates with heat medium flow paths. Filled bodies including metallic foil bags and a solid-gas reaction substance filled in the bags are inserted into the spacers. At least the filled bodies and the heat medium heat-transfer tubes are brazed to each other. The solid-gas reaction substance-filled reactor is obtained by stacking the filled bodies with the solid-gas reaction substance filled into the metallic bags, the heat medium heat-transfer tubes, and the spacers in a predetermined order and then brazing them.Type: GrantFiled: November 13, 2018Date of Patent: September 22, 2020Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Hiroyuki Mitsui, Masakazu Aoki, Takafumi Yamauchi
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Patent number: 10782716Abstract: The present disclosure intends to simplify the wiring structure of a switching circuit included in a power conversion apparatus. A feedback signal acquisitor acquires a power supply feedback signal corresponding to electric power transmitted from a power supply switching unit to a load switching unit, via coupling conductive elements, from the power supply switching unit. Alternatively, the feedback signal acquisitor acquires a load feedback signal corresponding to the electric power, via coupling conductive elements, from the load switching unit. A command signal generator generates a power supply switching command signal and a load switching command signal. A command signal transmitter transmits the power supply switching command signal to the power supply switching unit via the coupling conductive elements, and transmits the load switching command signal to the load switching unit via the coupling conductive elements.Type: GrantFiled: April 3, 2019Date of Patent: September 22, 2020Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Keisuke Ishikawa, Shuntaro Inoue, Masanori Ishigaki
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Patent number: 10763355Abstract: A semiconductor device may include: a semiconductor layer; and a trench gate. The semiconductor layer may include: a first semiconductor region of a first conductive type; a second semiconductor region of a second conductive type provided above the first semiconductor region and facing a side surface of the trench gate; and a third semiconductor region of the first conductive type provided above the second semiconductor region, separated from the first semiconductor region by the second semiconductor region, and facing the side surface of the trench gate. The first semiconductor region may include: a lower semiconductor region; and an upper semiconductor region disposed between the lower semiconductor region and the second semiconductor region and having a lower impurity concentration than the lower semiconductor region. The upper semiconductor region may be disposed at a shallower position than the trench gate and face the side surface of the trench gate.Type: GrantFiled: March 22, 2019Date of Patent: September 1, 2020Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Tsutomu Uesugi, Masakazu Kanechika
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Patent number: 10763333Abstract: A nitride semiconductor device may comprise a p-type layer. The nitride semiconductor device may comprise a first n-type voltage-blocking layer in contact with the p-type layer. The nitride semiconductor device may comprise a second n-type voltage-blocking layer in contact with the first n-type voltage-blocking layer and separated from the p-type layer by the first n-type voltage-blocking layer. A donor concentration in the first n-type voltage-blocking layer may be lower than a donor concentration in the second n-type voltage-blocking layer. A carbon concentration in the first n-type voltage-blocking layer may be lower than a carbon concentration in the second n-type voltage-blocking layer.Type: GrantFiled: February 26, 2019Date of Patent: September 1, 2020Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Kazuyoshi Tomita, Tetsuo Narita
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Publication number: 20200270620Abstract: Epigenomic states of genome DNA are altered at multiple sites to rapidly change traits by providing a fusion protein including a first region that defines a polypeptide capable of binding sequence-specifically to multiple sites on genome DNA and a second region that defines a polypeptide capable of regulating an epigenomic state.Type: ApplicationFiled: February 21, 2020Publication date: August 27, 2020Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Hidenori TANAKA, Akinori IKEUCHI, Risa ONODA, Hiroki SUGIMOTO, Nobuhiko MURAMOTO
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Publication number: 20200273690Abstract: The present invention provides a sample plate for laser desorption/ionization mass spectrometry, comprising: a hydrophilic thin film capable of absorbing a laser ray; and a water-repellent thin film comprising surface-hydrophobized nanoparticles and being stacked in a region other than a region to be a sample spot on a surface of the hydrophilic thin film, wherein a water contact angle of the water-repellent thin film is 120° or more.Type: ApplicationFiled: November 20, 2019Publication date: August 27, 2020Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Norihiro MIZOSHITA, Masakazu MURASE, Yuri SASAKI, Yasutomo GOTO
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Patent number: 10745691Abstract: Provided is a genome shuffling technology suited to creating a useful next-generation plant body. Genome shuffling is performed using a polypeptide comprising a first polypeptide region for double-stranded DNA breakage activity and a second polypeptide region for intertissue migration activity.Type: GrantFiled: December 11, 2017Date of Patent: August 18, 2020Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Nobuhiko Muramoto, Tomoko Tanaka, Hidenori Tanaka, Ritsuko Yogo, Hiroki Sugimoto
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Publication number: 20200259491Abstract: An output circuit may be provided with: input and output terminals; a ground terminal shared by both an input side and an output side; a first switching element of n-channel type having first positive and negative electrodes, and a first gate; a second switching element of the n-channel type having second positive and negative electrodes, and a second gate; a diode; and a resistive element; in which the first positive electrode is connected with a power source, the first negative electrode is connected with the output terminal, anode of the diode is connected with the first negative electrode, cathode of the diode is connected with the first gate, the resistive element is connected between the source and the first gate, the second positive electrode is connected with the first gate, the second negative electrode is connected with the ground terminal, and the second gate is connected with the input terminal.Type: ApplicationFiled: December 17, 2019Publication date: August 13, 2020Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Norikazu OOTA, Kanae MURATA, Takashi OZAKI
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Publication number: 20200254395Abstract: An inorganic structure body has a free-standing structure including a fibrous member and/or a shell. The fibrous member and/or the shell include a metal and/or an inorganic material and have a three-dimensionally continuous configuration. The free-standing structure may have a structure that is based on a nonwoven fabric or a porous membrane used as a substrate.Type: ApplicationFiled: September 7, 2018Publication date: August 13, 2020Applicant: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Shougo HIGASHI, Keisuke SHIGETOH, Atsushi BENIYA, Nobuhiko MURAMOTO, Kazutaka NISHIKAWA, Shin TAJIMA, Ryoji ASAHI
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Patent number: 10739457Abstract: A laser radar device includes: a light source; a projection light scanner that scans one part of light split off from emission light of the light source, and that generates transmission light for radiating onto a target object; an image forming section that forms plural respective reception lights of the transmission light reflected by respective locations of the target object into an image on a single flat plane as plural image-formation points; an optical receiver that is disposed at the plural image-formation points, and that includes plural unit optical reception sections for mixing each of the plural reception lights together with a reference light and performing optical heterodyne detection; and a reference light scanner that scans or distributes another light split off from the emission light from the light source, and that generates the reference light for radiating onto each of plural of the unit optical reception sections.Type: GrantFiled: November 18, 2015Date of Patent: August 11, 2020Assignee: KABUSHIKI KAISHA TOYOTA CHUO KENKYUSHOInventors: Daisuke Inoue, Tadashi Ichikawa, Tatsuya Yamashita, Akari Nakao, Kazuo Hasegawa