Inventor
TAKOBE ISAO
JP20 patents
Patents
20 patentsUS12040709B2Jul 16, 2024
Switching power supply device
ROHM CO LTD3 citations74
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
US11550349B2Jan 10, 2023
Linear power supply circuit
ROHM CO LTD2 citations72
US11772586B2Oct 3, 2023
Linear power supply circuit
ROHM CO LTD0 citations62
US11567521B2Jan 31, 2023
Linear power supply circuit
ROHM CO LTD0 citations62
US11338747B2May 24, 2022
Linear power supply circuit
ROHM CO LTD0 citations62
US12316206B2May 27, 2025
Linear power supply circuit and source follower circuit
ROHM CO LTD0 citations61
US12166420B2Dec 10, 2024
Output feedback control circuit and switching power supply
ROHM CO LTD0 citations61
US12160172B2Dec 3, 2024
Output feedback control circuit and switching power supply including the same
ROHM CO LTD1 citations61
US11728719B2Aug 15, 2023
Linear power supply circuit and source follower circuit
ROHM CO LTD0 citations61
US12556093B2Feb 17, 2026
Switching power supply device, switching control device, and vehicle-mounted appliance
ROHM CO LTD0 citations51
US12592636B2Mar 31, 2026
Power supply semiconductor device, including a delay circuit to protect power transistor
ROHM CO LTD0 citations50
US12498748B2Dec 16, 2025
Linear power supply circuit
ROHM CO LTD0 citations50
US12494712B2Dec 9, 2025
Control circuit, switched capacitor converter, and vehicle
ROHM CO LTD0 citations50
US12463645B2Nov 4, 2025
Level shifter, drive circuit, switching power supply device, and vehicle
ROHM CO LTD0 citations50
US12425020B2Sep 23, 2025
Switch circuit, switched capacitor converter, and vehicle
ROHM CO LTD0 citations50
US11606033B2Mar 14, 2023
Switching power supply device
ROHM CO LTD0 citations48
US11035890B2Jun 15, 2021
Abnormality detection data recording device
ROHM CO LTD0 citations41