Inventor
IMANAKA YOSHINORI
JP12 patents
⚠️ This page may combine multiple inventors who share the name “IMANAKA YOSHINORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM CO LTD
7 patentsUS7724551B2May 25, 2010
Step-up circuit and portable device using it
ROHM CO LTD95 citations95
US9621137B2Apr 11, 2017
Amplitude normalization circuit, power supply and electronic apparatus
ROHM CO LTD4 citations71
US7936137B2May 3, 2011
Inverter
ROHM CO LTD4 citations62
US11095209B2Aug 17, 2021
Power supply control circuit, power supply device and electronic apparatus
ROHM CO LTD0 citations61
US10651727B2May 12, 2020
Power supply control circuit, power supply device and electronic apparatus
ROHM CO LTD1 citations61
US9277612B2Mar 1, 2016
Switching converter, control circuit and control method thereof, and lighting device and electronic apparatus using the same
ROHM CO LTD2 citations61
US8004213B2Aug 23, 2011
Power supply, light emission control device and display device
ROHM CO LTD5 citations61
INFINEON TECHNOLOGIES AG
2 patentsUS11553570B1Jan 10, 2023
Interface expander circuit for light emitting diode (LED) driver circuits
INFINEON TECHNOLOGIES AG2 citations70
US12464619B2Nov 4, 2025
Light emitting diode (LED) current regulator circuit with multiple LED pins for robust control of LED chain
INFINEON TECHNOLOGIES AG0 citations48