Granted Patent
Utility
US 6,724,149 · App. 09/510,853
Emissive display device and electroluminescence display device with uniform luminance
Inventors:
Naoaki Komiya, Ryoichi Yokoyama, Tsutomu Yamada, Ryuji Nishikawa
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Feb 23, 2000
Inventors
Naoaki Komiya
Ryoichi Yokoyama
Tsutomu Yamada
Ryuji Nishikawa
Assignee (at issue)
SANYO ELECTRIC CO., LTD.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.