Inventor · disambiguated record
Osamu Yanagida
Also filed as: YANAGIDA OSAMU
9 granted patents·5 pending applications·149 citations·filing 2005–2024
86Inventor score
Top patents by PatentIndex Score
14 records- 0195US7724551B2Step-up circuit and portable device using itROHM CO LTD·Filed 2005·Granted May 25, 2010·95 cites·11 claims
- 0295US7453711B2Step-up power supply unit and portable apparatus utilizing the sameROHM CO LTD·Filed 2005·Granted Nov 18, 2008·36 cites·2 claims
- 0384US9685858B2DC/DC converter, control circuit and control method thereof, and electronic apparatusROHM CO LTD·Filed 2015·Granted Jun 20, 2017·6 cites·23 claims
- 0476US9331573B2Circuit and method for controlling a switching transistor of a switching regulatorYANAGIDA OSAMU·Filed 2012·Granted May 3, 2016·7 cites·11 claims
- 0568US9343969B2Switching regulator, control circuit and control method thereof, and electronic apparatusROHM CO LTD·Filed 2013·Granted May 17, 2016·3 cites·14 claims
- 0657US2025007409A1Switching device and dc/dc converterROHM CO LTD·Filed 2024·Application pending·0 cites
- 0755US9300211B2DC/DC converter, control circuit thereof, and electronic apparatusROHM CO LTD·Filed 2014·Granted Mar 29, 2016·1 cites·23 claims
- 0853US9223328B2Switching regulator, control circuit and control method thereof, and electronic apparatusROHM CO LTD·Filed 2013·Granted Dec 29, 2015·1 cites·18 claims
- 0951US11588404B2Semiconductor device and step-down multi-phase DC/DC converterROHM CO LTD·Filed 2021·Granted Feb 21, 2023·0 cites·9 claims
- 1049US2023179075A1Current detection circuit, dc/dc converter, and electric apparatusROHM CO LTD·Filed 2022·Application pending·0 cites
- 1144US2020409442A1Power supply circuit and power supply voltage supply methodROHM CO LTD·Filed 2020·Application pending·0 cites
- 1239US10608534B2DC/DC converter for providing function of noise countermeasures, control circuit thereof, control method thereof, and electronic apparatus including the DC/DC converterROHM CO LTD·Filed 2018·Granted Mar 31, 2020·0 cites·16 claims
- 1339US2019096944A1Solid-state image pickup device and manufacturing method of the sameSHARP KK·Filed 2018·Application pending·0 cites
- 1434US2007279021A1Power Supply Circuit, Charge Pump Circuit, and Portable Appliance TherewithROHM CO LTD·Filed 2005·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →