Patents by Inventor Yuji Yamashita
Yuji Yamashita 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: 20240131233Abstract: The purpose of the present invention is to provide a pre-filled syringe formulation with staked needle, which contains an antibody at a high concentration and can be produced on an industrial scale in a simple manner without causing clogging. A pre-filled syringe formulation with staked needle, in which a protein solution is packed. The pre-filled syringe formulation is characterized in that a cap formed with a material having low water vapor permeability is provided at the needle.Type: ApplicationFiled: April 12, 2023Publication date: April 25, 2024Inventors: Rieko SHIOZAKI, Yuji YAMANAKA, Mika TAKAHASHI, Tadao YAMAZAKI, Masakazu FUKUDA, Shogo YAMASHITA
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Publication number: 20240132147Abstract: A vehicle power supply system includes a power source control device that executes a process of switching a connection state of a driving circuit to the main power source and an auxiliary power source including; a process of switching the connection state so as to transition to a backup state as a voltage decrease of the main power source occurs, and a process of switching the connection state so as to transition to a normal state as the voltage decrease of the main power source is resolved. After a voltage decrease of the main power source occurs, a turning-side control device of a steering control unit sets an output-limited state for a turning-side motor. The output-limited state is canceled upon the power source control device completing switching of the connection state so as to transition.Type: ApplicationFiled: October 11, 2023Publication date: April 25, 2024Applicants: JTEKT CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA, DENSO CORPORATIONInventors: Yuuta KAJISAWA, Yuji FUJITA, Yugo NAGASHIMA, Kazuma HASEGAWA, Takashi KOUDAI, Kaishi MONOBE, Kenichi ABE, Masaharu YAMASHITA, Shintaro TAKAYAMA, Kazuaki IIDA, Yasushi HORA, Yosuke YAMASHITA, Hiroki TOMIZAWA, Nobuyori NAKAJIMA, Hayaki TANABE, Toyohiro HAYASHI, Takeshi IWANA
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Publication number: 20240125324Abstract: A collar of a fixed scroll includes a gasket contact surface with which a gasket comes into contact, and a metal contact surface that causes the collar and a compression housing to be in contact and receives the axial force of bolts. The collar has a protruding portion that protrudes in the axial direction relative to the gasket contact surface, and the metal contact surface is disposed on the protruding portion.Type: ApplicationFiled: February 24, 2022Publication date: April 18, 2024Applicant: KABUSHIKI KAISHA TOYOTA JIDOSHOKKIInventors: Yuji HASHIMOTO, Hideharu YAMASHITA, Kazunari HONDA, Akihiro NAKASHIMA
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Patent number: 11942623Abstract: Provided are a negative electrode that is for use in a non-aqueous electrolyte secondary battery, includes a porous metal body as a current collector, contains a skeleton-forming agent highly infiltrated in the current collector so that it is less likely to suffer from structural degradation and provides improved cycle durability; and a non-aqueous electrolyte secondary battery including such a negative electrode. The negative electrode for use in a non-aqueous electrolyte secondary battery includes a current collector including a porous metal body; a first negative electrode material disposed in pores of the porous metal body and including a conductive aid, a binder, and a negative electrode active material including a silicon-based material; and a second negative electrode material disposed in pores of the porous metal body and including a skeleton-forming agent including a silicate having a siloxane bond.Type: GrantFiled: January 27, 2022Date of Patent: March 26, 2024Assignee: HONDA MOTOR CO., LTD.Inventors: Kiyoshi Tanaami, Toshimitsu Tanaka, Yuji Isogai, Makiko Takahashi, Shintaro Aoyagi, Takashi Mukai, Yuta Ikeuchi, Taichi Sakamoto, Naoto Yamashita
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Publication number: 20240098949Abstract: A cooling structure includes a flow path-forming member that forms a flow path for a refrigerant to pass through, wherein: the flow path-forming member includes, on a basal inner wall thereof, a cooling fin installation section provided with at least one cooling fin projecting from the basal inner wall toward an inner side of the flow path, the cooling fin installation section being disposed separately from side inner walls of the flow path-forming member; and the flow path-forming member includes, on a side inner wall thereof, at least one obstacle projecting from the side inner wall toward the inner side of the flow path.Type: ApplicationFiled: January 17, 2022Publication date: March 21, 2024Inventors: Yuji FUKUKAWA, Takahiro YAMASHITA, Hiroaki SHODA
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Publication number: 20240088814Abstract: When a DC power source fails, the following controls are performed. The normal control is resumed when an inverter input voltage recovers before a standby period elapses after a power failure time. A power source relay is turned off when the standby period elapses without recovery of the voltage. The power source relay is turned on again when a power source relay off period has elapsed from a turn-off time. The normal control is resumed when the inverter input voltage recovers at the turn-on time. The normal control is resumed when the inverter input voltage recovers before the power source relay on period elapses from the turn-on time. The power source relay is turned off, and driving of the actuator is stopped, when the power source relay on period passes without recovery of the voltage.Type: ApplicationFiled: November 16, 2023Publication date: March 14, 2024Inventors: Hiroki TOMIZAWA, Nobuyori NAKAJIMA, Tomoaki YOSHIMI, Toyohiro HAYASHI, Yosuke YAMASHITA, Shintaro TAKAYAMA, Yuuta KAJISAWA, Yuji FUJITA
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Patent number: 11926881Abstract: A high-strength cold-rolled steel sheet having a high yield ratio and excellent stretch flangeability and a method for manufacturing the steel sheet. The high-strength cold-rolled steel sheet has a chemical composition including, by mass %, C: 0.10 to 0.30%, Si: 0.50 to 2.00%, Mn: 2.5 to 4.0%, P: 0.050% or less, S: 0.020% or less, Al: 0.10% or less, N: 0.01% or less, Ti: 0.100% or less, and B: 0.0003 to 0.0030%, with the balance being Fe and incidental impurities. N and Ti satisfy a specified formula, and the total area fraction of martensite and bainite is 95% or more. The number density of bainite grains having an area of 3 ?m2 or more and a carbon concentration of less than 0.7C is 1200 grains/mm2 or less.Type: GrantFiled: June 19, 2020Date of Patent: March 12, 2024Assignee: JFE STEEL CORPORATIONInventors: Yuji Tanaka, Hidekazu Minami, Naoki Takayama, Takako Yamashita
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Patent number: 11919579Abstract: A power supply system includes a system control unit, an auxiliary power supply, and an auxiliary-power-supply control unit. The system control unit and the auxiliary-power-supply control unit are configured such that information of at least one control unit of the system control unit and the auxiliary-power-supply control unit is able to be output to another control unit of the system control unit and the auxiliary-power-supply control unit. The at least one control unit is configured to output information indicating that an operation of the at least one control unit is stopped to the other control unit when the at least one control unit stops the operation of the at least one control unit.Type: GrantFiled: December 1, 2021Date of Patent: March 5, 2024Assignees: JTEKT CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Kazuma Hasegawa, Toshihiro Takahashi, Yuji Fujita, Kenichi Abe, Yugo Nagashima, Yuuta Kajisawa, Takashi Koudai, Hiroaki Hanzawa, Atsushi Satou, Yosuke Yamashita, Shintaro Takayama, Tokuaki Hibino
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Publication number: 20230187729Abstract: A method of manufacturing a lithium ion secondary battery includes: manufacturing an electrode assembly including a positive electrode layer, a separator, and a negative electrode layer; encapsulating the electrode assembly and an electrolytic solution in an exterior body; assembling a battery cell; alternately laminating a bag-shaped member and the battery cell; and performing initial charging until an initial charging voltage is reached while constraining the battery cell at a constant pressure along a stacking direction of the battery cell, wherein the bag-shaped member is encapsulated with a fluid.Type: ApplicationFiled: November 22, 2022Publication date: June 15, 2023Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Yuji YAMASHITA
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Publication number: 20220243821Abstract: An O-ring arrangement in a slidingly fitted part includes one sliding member (holder), another sliding member (sleeve), a recess, and an O-ring. The O-ring is arranged in the recess in a compressed state to seal the one sliding member and the other sliding member. The area of the sliding contact surface of the O-ring arranged in the recess is coated with a coating to reduce the sliding resistance.Type: ApplicationFiled: January 19, 2022Publication date: August 4, 2022Applicant: AISAN KOGYO KABUSHIKI KAISHAInventors: Akinori ITO, Katsuhiko MAKINO, Yuji YAMASHITA
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Publication number: 20220213661Abstract: A ground improvement apparatus includes: an irrotational sun gear fixed to an irrotational inner pipe inside a rotatable outer pipe; a planetary gear rotatably supported on a rotatable agitation shaft and configured to rotate while meshing with the sun gear; and an inverse rotation mechanism meshing with the planetary gear and rotating the agitation shaft in an opposite direction of the planetary gear. The agitation shaft is suspended on a connection member attached to the outer pipe so as to rotate in synchronization with a rotation center of the inverse rotation mechanism. A ground where the outer pipe is penetrated and a solidifying material discharged from the agitation shaft are agitated and mixed with each other by agitation blades radially attached to the agitation shaft with a trajectory of distal ends of the agitation blades drawing a substantially polygonal shape by rotation of the agitation shaft.Type: ApplicationFiled: August 17, 2021Publication date: July 7, 2022Applicant: Fudo Tetra CorporationInventors: Mitsuo NOZU, Yuki IMAI, Yuji YAMASHITA
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Patent number: 11371202Abstract: A ground improvement apparatus includes: an irrotational sun gear fixed to an irrotational inner pipe inside a rotatable outer pipe; a planetary gear rotatably supported on a rotatable agitation shaft and configured to rotate while meshing with the sun gear; and an inverse rotation mechanism meshing with the planetary gear and rotating the agitation shaft in an opposite direction of the planetary gear. The agitation shaft is suspended on a connection member attached to the outer pipe so as to rotate in synchronization with a rotation center of the inverse rotation mechanism. A ground where the outer pipe is penetrated and a solidifying material discharged from the agitation shaft are agitated and mixed with each other by agitation blades radially attached to the agitation shaft with a trajectory of distal ends of the agitation blades drawing a substantially polygonal shape by rotation of the agitation shaft.Type: GrantFiled: August 17, 2021Date of Patent: June 28, 2022Assignee: FUDO TETRA CORPORATIONInventors: Mitsuo Nozu, Yuki Imai, Yuji Yamashita
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Patent number: 11319687Abstract: A ground improvement apparatus includes: an inner shaft arranged inside an outer pipe and including a mechanism for rotating a crank at a rotation speed four times as fast as that of the outer pipe; agitation blades supported by the outer pipe so as to reciprocate in a radial direction of the outer pipe and including discharge outlets; and a slider crank mechanism for converting a rotation movement of the crank to a reciprocating movement of the agitation blades. A ground at a location where the outer pipe is penetrated and a solidifying material discharged from the discharge outlets are agitated and mixed with each other to form an improved body having a substantially rectangular cross section by rotating the agitation blades while advancing and retreating the agitation blades relative to each other via the slider crank mechanism by rotation of the crank.Type: GrantFiled: October 14, 2021Date of Patent: May 3, 2022Assignee: FUDO TETRA CORPORATIONInventors: Mitsuo Nozu, Yuki Imai, Yuji Yamashita
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Patent number: 11322808Abstract: A secondary battery module showing excellent packing efficiency which makes it possible to connect a secondary battery and a charge/discharge device with a stably low resistance without any unnecessary deformation of the secondary battery or an electrode terminal is disclosed. The secondary battery module includes a plurality of stack units, each of the stack units including: at least one non-conductive plate member; at least one conductive member fixed to the plate member; a secondary battery stacked on the plate member; and at least one electrode terminal sticking out of a side face of the secondary battery, and held by the conductive member.Type: GrantFiled: April 8, 2020Date of Patent: May 3, 2022Assignee: TOYOTA JIDOSHA KABUSHIKI KAISHAInventors: Yuji Yamashita, Hirokazu Kawaoka, Sumiko Kito, Nagato Nakajima
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Patent number: 11306746Abstract: A hydraulic system for a working machine includes a hydraulic actuator having a first fluid chamber and a second fluid chamber, an accumulator, an outputting fluid tube to output an operation fluid, and a switching valve to be switched between a first position and a second position. The first position allows the first fluid chamber and the second fluid chamber to be communicated with the outputting fluid tube and thereby allowing a floating operation. The second position allows the first fluid chamber and the accumulator to be communicated with each other, allows the second fluid chamber and the outputting fluid tube to be communicated with each other, and thereby allows an anti-vibration operation.Type: GrantFiled: August 7, 2020Date of Patent: April 19, 2022Assignee: KUBOTA CORPORATIONInventors: Yuji Fukuda, Keigo Honda, Ryosuke Kinugawa, Ryuki Nishimoto, Yuji Yamashita, Daisuke Sakurai
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Publication number: 20220115754Abstract: A secondary battery module showing excellent packing efficiency which makes it possible to connect a secondary battery and a charge/discharge device with a stably low resistance without any unnecessary deformation of the secondary battery or an electrode terminal is disclosed. The secondary battery module includes a plurality of stack units, each of the stack units including: at least one non-conductive plate member; at least one conductive member fixed to the plate member; a secondary battery stacked on the plate member; and at least one electrode terminal sticking out of a side face of the secondary battery, and held by the conductive member.Type: ApplicationFiled: December 22, 2021Publication date: April 14, 2022Inventors: Yuji YAMASHITA, Hirokazu KAWAOKA, Sumiko KITO, Nagato NAKAJIMA
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Publication number: 20200362884Abstract: A hydraulic system for a working machine includes a hydraulic actuator having a first fluid chamber and a second fluid chamber, an accumulator, an outputting fluid tube to output an operation fluid, and a switching valve to be switched between a first position and a second position. The first position allows the first fluid chamber and the second fluid chamber to be communicated with the outputting fluid tube and thereby allowing a floating operation. The second position allows the first fluid chamber and the accumulator to be communicated with each other, allows the second fluid chamber and the outputting fluid tube to be communicated with each other, and thereby allows an anti-vibration operation.Type: ApplicationFiled: August 7, 2020Publication date: November 19, 2020Applicant: KUBOTA CORPORATIONInventors: Yuji FUKUDA, Keigo HONDA, Ryosuke KINUGAWA, Ryuki NISHIMOTO, Yuji YAMASHITA, Daisuke SAKURAI
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Publication number: 20200335764Abstract: A secondary battery module showing excellent packing efficiency which makes it possible to connect a secondary battery and a charge/discharge device with a stably low resistance without any unnecessary deformation of the secondary battery or an electrode terminal is disclosed. The secondary battery module includes a plurality of stack units, each of the stack units including: at least one non-conductive plate member; at least one conductive member fixed to the plate member; a secondary battery stacked on the plate member; and at least one electrode terminal sticking out of a side face of the secondary battery, and held by the conductive member.Type: ApplicationFiled: April 8, 2020Publication date: October 22, 2020Inventors: Yuji YAMASHITA, Hirokazu KAWAOKA, Sumiko KITO, Nagato NAKAJIMA
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Patent number: 10788137Abstract: A pressure regulating valve includes a casing, a holder, a fixed valve, a movable valve, a spring member, a diaphragm, and a filter. The filter is configured to filter fluid flowing from a flow inlet of the casing into a pressure chamber. The filter includes a filtering part for filtering fluid and a holding part including a frame part for holding an outer periphery of the filtering part. An alignment structure configured to align the holding part at a predetermined position is provided between the holding part of the filter and the holder, or between the holding part of the filter and the casing.Type: GrantFiled: August 14, 2017Date of Patent: September 29, 2020Assignee: AISAN KOGYO KABUSHIKI KAISHAInventors: Shinya Higashi, Koji Yoshida, Toshiaki Akamatsu, Yuji Yamashita, Satoshi Nakamura, Kensuke Niwa
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Patent number: 10774852Abstract: A hydraulic system for a working machine includes a hydraulic actuator having a first fluid chamber and a second fluid chamber, an accumulator, an outputting fluid tube to output an operation fluid, and a switching valve to be switched between a first position and a second position. The first position allows the first fluid chamber and the second fluid chamber to be communicated with the outputting fluid tube and thereby allowing a floating operation. The second position allows the first fluid chamber and the accumulator to be communicated with each other, allows the second fluid chamber and the outputting fluid tube to be communicated with each other, and thereby allows an anti-vibration operation.Type: GrantFiled: December 26, 2017Date of Patent: September 15, 2020Assignee: KUBOTA CORPORATIONInventors: Yuji Fukuda, Keigo Honda, Ryosuke Kinugawa, Ryuki Nishimoto, Yuji Yamashita, Daisuke Sakurai