Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › LED drive circuit

LED drive circuit

US Patent 6980181 · Granted Dec 27, 2005

Estimated economic value: $14,696,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Method of manufacturing a package2014
Voltage regulator2013
Power generation circuit for generating and storing electric power utilizing rad2013
Power generation circuit using electromagnetic wave2011
Electronic circuit device having silicon substrate2010
Humidity sensor and semiconductor device including the same2009
Method of measuring and improving xDSL transmission characteristic2008
Capacitance type dynamic quantity sensor2007
Battery pack with a remaining battery power calculating function2006
Voltage converter having switching element with variable substrate potential2004
Voltage converter having switching element with variable substrate potential2003
Switching regulator control circuit avoiding break-down of the switching element2001