Inventor
YAMAGUCHI YUHEI
JP56 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGUCHI YUHEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM CO LTD
30 patentsUS10589636B2Mar 17, 2020
Current mode control type switching power supply device
ROHM CO LTD5 citations84
US10491099B2Nov 26, 2019
Switching regulator
ROHM CO LTD9 citations84
US10892681B2Jan 12, 2021
DC-DC converter operable to perform current-mode control output feedback control
ROHM CO LTD8 citations83
US12040709B2Jul 16, 2024
Switching power supply device
ROHM CO LTD3 citations74
US11899486B2Feb 13, 2024
Current mode control type switching power supply device
ROHM CO LTD1 citations73
US11398771B2Jul 26, 2022
Switching regulator control circuit enabling fault protection operation, current-mode-control switching power supply device, and vehicle
ROHM CO LTD2 citations73
US11285819B2Mar 29, 2022
Current mode control type switching power supply device
ROHM CO LTD1 citations73
US11209851B2Dec 28, 2021
Linear power supply circuit
ROHM CO LTD2 citations73
US11068003B2Jul 20, 2021
Differential amplifier
ROHM CO LTD3 citations73
US10908626B2Feb 2, 2021
Linear power supply circuit
ROHM CO LTD2 citations73
US10355589B2Jul 16, 2019
Switching regulator
ROHM CO LTD3 citations73
US9925879B2Mar 27, 2018
Current mode control type switching power supply device
ROHM CO LTD2 citations73
US11550349B2Jan 10, 2023
Linear power supply circuit
ROHM CO LTD2 citations72
US11196343B2Dec 7, 2021
DC-DC converter
ROHM CO LTD2 citations72
US12034364B2Jul 9, 2024
Switching regulator provided with a fault protector
ROHM CO LTD0 citations63
US10218269B2Feb 26, 2019
Switching regulator and integrated-circuit package
ROHM CO LTD1 citations63
US9182769B2Nov 10, 2015
Power supply device, and vehicle-mounted apparatus and vehicle using same
ROHM CO LTD3 citations63
US12481303B2Nov 25, 2025
Current mode control type switching power supply device
ROHM CO LTD0 citations62
US12214676B2Feb 4, 2025
Current mode control type switching power supply device
ROHM CO LTD0 citations62
US11848611B2Dec 19, 2023
Switching power supply device
ROHM CO LTD0 citations62
US11772586B2Oct 3, 2023
Linear power supply circuit
ROHM CO LTD0 citations62
US11567521B2Jan 31, 2023
Linear power supply circuit
ROHM CO LTD0 citations62
US11381168B2Jul 5, 2022
Switching power supply device
ROHM CO LTD0 citations62
US11338747B2May 24, 2022
Linear power supply circuit
ROHM CO LTD0 citations62
US11097623B2Aug 24, 2021
Current mode control type switching power supply device
ROHM CO LTD0 citations62
US12230462B2Feb 18, 2025
Pulse control device
ROHM CO LTD0 citations59
US11532449B2Dec 20, 2022
Pulse control device
ROHM CO LTD0 citations59
US10076963B2Sep 18, 2018
Current mode control type switching power supply device
ROHM CO LTD0 citations52
US9541928B2Jan 10, 2017
Power supply device, and vehicle-mounted apparatus and vehicle using same
ROHM CO LTD1 citations52
US12556093B2Feb 17, 2026
Switching power supply device, switching control device, and vehicle-mounted appliance
ROHM CO LTD0 citations51
TOYOTA MOTOR CO LTD
13 patentsUS11376471B2Jul 5, 2022
Balance training apparatus and control program of balance training apparatus
TOYOTA MOTOR CO LTD4 citations73
US11467581B2Oct 11, 2022
Autonomous moving body for moving between floors using an elevator, control program of autonomous moving body, method of controlling autonomous moving body, and system server for controlling autonomous moving body from remote place
TOYOTA MOTOR CO LTD2 citations72
US12036004B2Jul 16, 2024
Physiological state index calculation system, physiological state index calculation method, and non-transitory computer readable medium
TOYOTA MOTOR CO LTD0 citations62
US11822314B2Nov 21, 2023
Conveyance control system, conveyance control program, and conveyance control method
TOYOTA MOTOR CO LTD0 citations62
US11815883B2Nov 14, 2023
Conveyance system, conveyance method, and program
TOYOTA MOTOR CO LTD0 citations62
US11656621B2May 23, 2023
Conveyance control system, non-transitory computer readable medium storing conveyance control program, and conveyance control method
TOYOTA MOTOR CO LTD1 citations62
US11657634B2May 23, 2023
Control system, control method, and program
TOYOTA MOTOR CO LTD1 citations62
US11550332B2Jan 10, 2023
Autonomous moving apparatus control system, autonomous moving apparatus control method, and a non-transitory computer readable medium
TOYOTA MOTOR CO LTD1 citations62
US12025980B2Jul 2, 2024
Autonomous mobile apparatus control system, control method thereof, and control program thereof
TOYOTA MOTOR CO LTD0 citations51
US11971721B2Apr 30, 2024
Autonomous mobile robot control system, control method thereof, a non-transitory computer readable medium storing control program thereof, and autonomous mobile robot control device
TOYOTA MOTOR CO LTD0 citations51
US11607812B2Mar 21, 2023
Conveyance control system, conveyance control program, and conveyance control method
TOYOTA MOTOR CO LTD0 citations51
US11584017B2Feb 21, 2023
Conveyance system, trained model generation method, trained model, control method, and program
TOYOTA MOTOR CO LTD0 citations51
US12290364B2May 6, 2025
Mental and physical condition estimation system, mental and physical condition estimation method, and storage medium
TOYOTA MOTOR CO LTD0 citations50
NIDEC CORP
6 patentsUS9601958B2Mar 21, 2017
Stator portion and motor
NIDEC CORP10 citations83
US10923981B2Feb 16, 2021
Motor
NIDEC CORP2 citations72
US11588367B2Feb 21, 2023
Motor and electrical product
NIDEC CORP2 citations64
US11881747B2Jan 23, 2024
Motor
NIDEC CORP0 citations62
US11336146B2May 17, 2022
Motor
NIDEC CORP0 citations62
US11916454B2Feb 27, 2024
Stator and motor
NIDEC CORP0 citations61
YAMAGUCHI YUHEI
1 patentShowing the top 50 of 56 patents by PatentIndex Score.