Inventor
TSURUYAMA GENKI
JP11 patents
Patents
11 patentsUS9996097B2Jun 12, 2018
Constant voltage generating circuit
ROHM CO LTD3 citations72
US9954442B2Apr 24, 2018
Comparator circuit, power supply control IC, and switching power supply device
ROHM CO LTD2 citations72
US9876426B2Jan 23, 2018
On-period setting circuit, power control IC, and switching power supply device
ROHM CO LTD3 citations72
US9819895B2Nov 14, 2017
Switching power supply device
ROHM CO LTD5 citations72
US10498243B2Dec 3, 2019
Comparator circuit, power supply control IC, and switching power supply device
ROHM CO LTD1 citations61
US12230462B2Feb 18, 2025
Pulse control device
ROHM CO LTD0 citations59
US11532449B2Dec 20, 2022
Pulse control device
ROHM CO LTD0 citations59
US11374556B2Jun 28, 2022
Logic circuit, sequence circuit, power supply control circuit, switching power supply device
ROHM CO LTD0 citations51
US10379564B2Aug 13, 2019
Constant voltage generating circuit
ROHM CO LTD0 citations51
US10205393B2Feb 12, 2019
Comparator circuit, power supply control IC, and switching power supply device
ROHM CO LTD0 citations51
US10141850B2Nov 27, 2018
Comparator circuit, power supply control IC, and switching power supply device
ROHM CO LTD1 citations51