Toyota Patent Grants

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.…

Vehicle door lock system

Granted: March 18, 2025
Patent Number: 12252909
A vehicle door lock system is applied to a vehicle including a vehicle body having a door opening and a door, and the vehicle door lock system includes a striker structure installed at one of the vehicle body and the door and a door lock device installed at the other of the vehicle body and the door, the striker structure includes a first engagement portion and a second engagement portion disposed away from each other in the width direction, the door lock device includes a hook that is…

Vehicle controller, vehicle control method, and computer program for vehicle control

Granted: March 11, 2025
Patent Number: 12246755
A vehicle controller includes a processor configured to determine whether to transfer driving control of a vehicle under autonomous driving control to a driver, notify the driver of a transition demand via a notification device in the case where driving control will be transferred to the driver, execute deceleration control of the vehicle at predetermined timing after notification timing of the transition demand, and continue deceleration control of the vehicle even after a predetermined…

Electrically heating support and exhaust gas purification device

Granted: March 11, 2025
Patent Number: 12247510
An electrically heating support according to the present invention includes: a ceramic honeycomb structure, the honeycomb structure including an outer peripheral wall and a partition wall arranged on an inner side of the outer peripheral wall, the partition wall defining a plurality of cells each extending from one end face to other end face to form a flow path; and a pair of metal electrodes 5 for applying a voltage to a honeycomb structure, wherein each of the pair of metal electrodes…

Method for producing a SiC seed crystal for growth of a SiC ingot by heat-treating in a main container made of a SiC material

Granted: March 11, 2025
Patent Number: 12247319
An object of the present invention is to provide a novel technology capable of achieving high-quality SiC seed crystal, SiC ingot, SiC wafer and SiC wafer with an epitaxial film. The present invention, which solves the above object, is a method for producing a SiC seed crystal for growth of a SiC ingot, the method including a heat treatment step of heat-treating a SiC single crystal in an atmosphere containing Si element and C element. As described above, by heat-treating the SiC single…

Takeoff and landing assist apparatus

Granted: March 11, 2025
Patent Number: 12246865
A stage has a takeoff and landing surface. The takeoff and landing surface has an opening through which loading and unloading to and from a flying object is carried out. The takeoff and landing surface has a plurality of markers formed thereon. Each marker is a figure or the like for identifying a relative position between the flying object and the stage. The opening is formed in the takeoff and landing surface such that an edge of the opening does not cross the markers.

Automated steering system during loss of traction

Granted: March 11, 2025
Patent Number: 12246785
System, methods, and other embodiments described herein relate to steering a vehicle based during loss of traction. In one arrangement, a method for steering a vehicle during loss of traction is disclosed. The method includes, responsive to detecting a slipping tire of a vehicle losing traction with a road, automatically steering the vehicle separately from an input of a steering wheel of the vehicle to cause the vehicle to follow a path. The method also includes decoupling control of a…

Vehicle rear component

Granted: March 11, 2025
Patent Number: 12246771
The rear component is an integrally cast hollow member, and is composed of a main body, a tower, and a suspension member. Arm brackets to which the arms of the suspension device are connected are attached to the outer surfaces of the main body and the suspension in the vehicle width direction. The body portion includes a first connecting member that connects the right side plate and the left side plate in the vehicle width direction at a position where the arm bracket is provided.

Paint mist collection device

Granted: March 11, 2025
Patent Number: 12246335
A paint mist collection device includes: a housing configured such that an air flow containing paint mist discharged form a painting chamber flows into the housing; a collection filter disposed in the housing to collect the paint mist and configured to be taken out of the housing to be replaced; and a spacer member. The spacer member is held in a clearance between an in-flow opening portion of the collection filter and the inner surface of the housing.

Vehicle controller, and method and computer program for distance notification

Granted: March 11, 2025
Patent Number: 12246741
A vehicle controller includes a memory configured to store map information including information on a predetermined area used in autonomous driving control of a vehicle; and a processor configured to: refer to the map information to identify an autonomous-driving practicable point at which a planned travel route from the current position of the vehicle outside the predetermined area to a destination of the vehicle enters the predetermined area, calculate a manual-driving section length…

Driving support device for vehicle, driving support method for vehicle, and a non-transitory computer-readable storage medium storing a program for causing a computer

Granted: March 11, 2025
Patent Number: 12246719
A driving support ECU (21) of a driving support device (11a) executes automatic deceleration control for decelerating a vehicle (10) without a driver operating a brake pedal (105) when it is determined that a specific condition indicating that the driver intends to turn the vehicle (10) to the right or left at an intersection present in front of the vehicle (10) is satisfied. When a direction indicator (34, 35) stops operating during execution of the automatic deceleration control, the…

Control device of vehicle, control method, and storage medium

Granted: March 11, 2025
Patent Number: 12246716
The control device according to the present disclosure executes a process of acquiring an image captured by a camera provided in a vehicle and estimating an vehicle-to-vehicle distance and a relative speed with the preceding vehicle based on an image, a process of calculating a time to collision with respect to the preceding vehicle from the vehicle-to-vehicle distance and the relative speed, a deceleration process of decelerating the vehicle based on the vehicle-to-vehicle distance, the…

Driving support device

Granted: March 11, 2025
Patent Number: 12246711
A driving support device including: an in-vehicle sensor configured to acquire and output each of position information relating to a position of an own vehicle, target information relating to a target positioned around the own vehicle, and operation information relating to an operation of an operating element of the own vehicle; and a control device having a lane departure prevention function for preventing the own vehicle from departing from a lane in which the own vehicle is traveling…

Control device for collision avoidance assistance, and collision avoidance assistance method

Granted: March 11, 2025
Patent Number: 12246707
A control device for collision avoidance assistance includes a processor. The processor is configured to execute region setting processing for setting an assistance determination region indicating a particular region forward of a vehicle, and to execute accumulation processing in which the processor gives an object a determination value and accumulates the determination value. The object is located in the assistance determination region. The determination value is decided according to…

Hybrid vehicle controller that executes switching control for travel sections on a travel route according to the assigned control mode

Granted: March 11, 2025
Patent Number: 12246696
A navigation ECU executes processing including the following steps. The steps include: a step of acquiring information on travel sections to destination; a step of setting a starting point travel section and an nth travel section; a step of setting an n+1th travel section as an nth travel section when the starting point travel section and the nth travel section are identical in regulation information and road type, and difference in load is equal to or less than a threshold A; and a step…

Controller for hybrid electric vehicle

Granted: March 11, 2025
Patent Number: 12246695
During BEV running that a vehicle is caused to run by using power of an electric motor, a determination threshold for determining whether to start an engine is corrected by estimating a shortage of driving force in advance based on a gear stage of an automatic transmission and a turbine rotation speed (that is, an AT input shaft rotation speed of the automatic transmission). Therefore, the engine is started at appropriate timing for a change in required MG torque, with the result that…

Variable viewing angle displays for vehicles

Granted: March 11, 2025
Patent Number: 12246595
Systems and methods of distracted driving reduction are provided which respond to vehicle display-related driver distraction by adjusting the viewing angle of the vehicle display so that the driver's visual perception of the vehicle display is reduced. In other words, the driver may no longer be able to view the vehicle display with acceptable visual performance. Accordingly, examples can reduce driver distraction, thus increasing roadway safety. In certain examples, the adjusted viewing…

Fiber-reinforced resin material, method for manufacturing same, and fiber-reinforced resin article

Granted: March 11, 2025
Patent Number: 12246521
A fiber-reinforced resin material includes: a first fiber-reinforced resin layer; a second fiber-reinforced resin layer having higher ductility and lower elasticity than those of the first fiber-reinforced resin layer; and a third fiber-reinforced resin layer having higher ductility and lower elasticity than those of the second fiber-reinforced resin layer. The first layer, the second layer, and the third layer are laminated and integrated in this order, wherein the laminate is made of…