Assignee
RYU BEOM-SEON
KR·5 granted patents·1 pending application·21 citations·filing 2005–2012
Top patents by PatentIndex Score
6 records- 0183US8643289B2PWM controlling circuit and LED driver circuit having the sameRYU BEOM-SEON·Filed 2012·Granted Feb 4, 2014·7 cites·16 claims
- 0281US8941327B2PWM controlling circuit and LED driver circuit having the sameRYU BEOM-SEON·Filed 2012·Granted Jan 27, 2015·6 cites·20 claims
- 0379US8497726B2Level shifterRYU BEOM-SEON·Filed 2012·Granted Jul 30, 2013·6 cites·9 claims
- 0469US9173260B2PWM signal generating circuit for DC-DC converter using dimming signal and LED driver circuit using the same in digital PWM method having fixed phase modeRYU BEOM-SEON·Filed 2011·Granted Oct 27, 2015·2 cites·20 claims
- 0550US9596723B2PWM signal generating circuit for DC-DC converter using dimming signal and LED driving circuit having the same in direct digital dimming methodRYU BEOM-SEON·Filed 2011·Granted Mar 14, 2017·0 cites·21 claims
- 0643US2006055644A1TDC panel driver and its driving method for reducing flickers on display panelRYU BEOM-SEON·Filed 2005·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when RYU BEOM-SEON files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →