Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Carbazole derivatives and organic light-emitting diode device using the same

Carbazole derivatives and organic light-emitting diode device using the same

US Patent 8859113 · Granted Oct 14, 2014

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Bit cell with isolating wall2025
Carbazole derivatives and organic light-emitting diode device using the same2013
Carbazole derivatives and organic light-emitting diode device using the same2013
Process for producing organic carboxylic acid amides2013
Quinoxaline derivatives and their use in organic light-emitting diode device2013
Method for oxidizing hydrocarbons in liquid phase2011
Method for preparing organic carbonates2011
Marine vehicle having pre-swirl generator for generating pre-swirl flow2010
Process for preparing carboxylic acid2010
Bedrock drilling and excavating apparatus2006