Method for manufacturing switching device
Granted: March 18, 2025
Patent Number:
12255243
A method for manufacturing a switching device includes: forming a trench at a top surface of a semiconductor substrate; forming a gate insulation film for covering an inner surface of the trench; forming a gate electrode inside the trench to locate a top surface of the gate electrode below the top surface of the semiconductor substrate; forming an oxide film by oxidizing the top surface of the gate electrode; forming an interlayer insulation film by vapor phase growth at a top surface of…
Data management apparatus and data management method
Granted: March 18, 2025
Patent Number:
12256031
When a controller of a client server updates component data D12 to component data D13, the controller creates in a distributed ledger which is a first proof chain, a record (Age [3]) including a hash value of the component data D13. Then, the controller generates a terminal hash value which is a hash value of a terminal record (Age [3]) in the first proof chain. The controller has the generated terminal hash value stored in a record in a distributed ledger which is a second proof chain,…
On-board relay device, information processing method, and program
Granted: March 18, 2025
Patent Number:
12255958
A plurality of communication units of an on-board relay device include a remote communication unit to which a communication device outside a vehicle for communicating with an external server is connected, and a local communication unit to which a diagnostic device is connected, and a control unit of the on-board relay device performs lower layer side control for relay based on a lower side layered protocol in communication, and upper layer side control for relay based on an upper side…
Insulated communication system
Granted: March 18, 2025
Patent Number:
12255753
An insulated communication system includes a communication controller that sets communication data to a communication symbol through a numeral system and executes insulated communication through an insulator by adopting the communication symbol. The numeral system includes multiple states having a positive state, a negative state and a zero state. The positive state is represented by at least one positive integer, and the negative state is represented by at least one negative integer.…
Power conversion system
Granted: March 18, 2025
Patent Number:
12255547
In discharging of electric power in a smoothing capacitor arranged between a battery and an inverter provided with three-phase power modules, a control circuit alternately and periodically switches between all-phase upper on control and all-phase lower on control. With a power module in which a current flows in a direction from a motor toward the inverter among the three-phase power modules being defined as a negative current module and a power module in which a current flows in a…
Power supply device and vehicle
Granted: March 18, 2025
Patent Number:
12255479
A power supply device for controlling power supply from a power supply source to loads, comprising: a power storage element; a first circuit that connects the power supply source and the power storage element so as to be chargeable; a second circuit that connects the power storage element and the loads so as to be dischargeable; a third circuit that connects the power supply source and the loads so as to be able to supply power; and a control unit that controls the first circuit so as to…
Board mounted connector with terminals arranged by length
Granted: March 18, 2025
Patent Number:
12255413
In a connector having a housing and a plurality of terminals, the plurality of terminals is configured as surface mount terminals, and each surface mount terminal includes a terminal portion arranged inside the housing, a fixed portion fixed to the housing, and a mount portion soldered to a mount surface of a board. The surface mount terminals are arranged side by side from one side to the other side in a Y-direction when the connector mounted on the mount surface is viewed in an…
Fuel cell separator
Granted: March 18, 2025
Patent Number:
12255360
A separator for a fuel cell includes protrusions that extend in parallel and are spaced apart from each other. The protrusions are configured to contact a power generation portion. The separator includes a gas passage that extends between two adjacent ones of the protrusions along the protrusions. The gas passage is configured to allow reactant gas to flow through the gas passage. The gas passage includes at least one rib that protrudes toward the power generation portion and extends in…
All-solid-state battery
Granted: March 18, 2025
Patent Number:
12255335
Provided is an all-solid-state battery capable of suppressing a rise in the resistance increase ratio thereof. The all-solid-state battery includes an anode active material layer containing an alloy-based active material, a first fibrous carbon, and a second fibrous carbon, wherein when a fiber diameter of the first fibrous carbon is defined as A, and a fiber diameter of the second fibrous carbon is defined as B, the ratio of A to B is 10 to 300, and when the proportion (wt %) of the…
Solar panel
Granted: March 18, 2025
Patent Number:
12255261
A solar panel includes: a cell group in which a plurality of solar cells is arranged in one direction; and a connecting element for electrically connecting the solar cells to each other. Among the solar cells arranged adjacent to each other, an edge portion of a front surface of a first solar cell is arranged so as to overlap an edge portion of a back surface of a second solar cell. The connecting element is arranged between the overlapping edge portions and on the back surface of the…
Controller for vehicle and control method for vehicle
Granted: March 18, 2025
Patent Number:
12253038
When a start request for an internal combustion engine is made with 1) a clutch disconnected, 2) a crankshaft rotating at a specified rotation speed or greater, and 3) fuel injection by an injector stopped, a controller for a vehicle executes: a first process that identifies, from the cylinders, a target cylinder that is in a compression stroke when the request is made; a second process that calculates a requested injection position based on the rotation speed; a third process that…
Semiconductor device and method of manufacturing the same
Granted: March 18, 2025
Patent Number:
12255120
A semiconductor device includes a power module, a circuit package, and a joint portion joining the power module and the circuit package. The circuit package includes a semiconductor element, a wiring layer electrically connected with the semiconductor element, a heat conductive member, and a second mold resin portion sealing the semiconductor element and the heat conductive member. The wiring layer includes a connecting portion connected with the heat conductive member. One of the…
Silicon carbide substrate manufacturing method, silicon carbide substrate, and method of removing strain layer introduced into silicon carbide substrate by laser processing
Granted: March 18, 2025
Patent Number:
12255073
The problem to addressed by the present invention is that of providing a novel technique that can remove a strained layer introduced into a silicon carbide substrate by laser processing. The present silicon carbide substrate manufacturing method involves a processing step for performing laser processing to remove part of a silicon carbide substrate by irradiating the silicon carbide substrate with a laser, and a strained layer removal step for removing a strained layer that was…
Server, system, and information processing method
Granted: March 18, 2025
Patent Number:
12254774
A server includes: a communication device configured to acquire information on a user who is to receive a physical exam, the information including a residence of the user and an examination item of the user; and one or more processors configured to determine a travel schedule of a plurality of vehicles each configured to perform one or more of a plurality of the examination items of the physical exam, the travel schedule being a schedule for the vehicles that offer the examination items…
Vehicle periphery monitoring device and vehicle periphery monitoring method
Granted: March 18, 2025
Patent Number:
12254701
A vehicle periphery monitoring device is configured to: specify positions of detection points of an obstacle with respect to a vehicle based on detection results of multiple periphery monitoring sensors equipped to the vehicle; update the positions of the detected detection points corresponding to a position change of the vehicle; storing the updated positions of the detection points in a memory that maintains stored information during a parked state of the vehicle; and estimate, at a…
Electronic control unit, method, and storage medium of setting shared/dedicated area write limit based on life time consumption information
Granted: March 18, 2025
Patent Number:
12253939
By an electronic control unit including a storage that has a shared area shared by a plurality of unspecified applications and a dedicated area used by a predetermined specific application, a use limit notification method performed in the electronic control unit, a use limit notification method, life time consumption information related to life time consumption of the storage is acquired. a shared area write limit and a dedicated area write limit are set, and an application using the…
Information processing device, information processing method, and storage medium
Granted: March 18, 2025
Patent Number:
12253377
An information processing device includes a control unit that performs prediction, from a first movement route including a predetermined number of continuous road links, of one or more road links that are traveled by a first mobile object subsequent to the first movement route, based on movement history information on one or more mobile objects traveling on a road. The control unit performs the prediction by using a machine learning model that, for an input of sequential data, outputs…
Motor-driven compressor
Granted: March 18, 2025
Patent Number:
12253084
A motor-driven compressor includes an inverter that includes a circuit board and an electrical component, and an inverter cover that defines an inverter accommodating chamber together with an end wall of a motor housing member. The inverter accommodating chamber accommodates a first conductive member and a second conductive member. A first end of the first conductive member and a lead of the electrical component extend through the circuit board from a first surface, which faces the end…
Vehicle controller and vehicle control method
Granted: March 18, 2025
Patent Number:
12253040
A vehicle controller includes processing circuitry configured to execute a counter updating process, first and second starting processes, and a resetting process. The resetting process includes resetting the crank counter when a crank counter has a value outside of a range corresponding to a tooth-missing portion in a case in which a magnitude of a difference obtained by subtracting a value of a pre-update crank counter from the value of the crank counter that was increased by receiving…
Controller for hydrogen engine
Granted: March 18, 2025
Patent Number:
12253039
A controller for a hydrogen engine that includes an in-cylinder pressure sensor and an air-fuel ratio sensor includes processing circuitry. The processing circuitry is configured to execute a process that calculates a fluctuation amount of a combustion pressure based on an output of the in-cylinder pressure sensor and a process that calculates a correction amount based on the fluctuation amount. The correction amount is used to correct a rich deviation of an output of the air-fuel ratio…
