Granted Patent
Utility
US 6,177,767 · App. 09/154,501
Luminescent device having drive-current controlled pixels and method therefor
Inventors:
Nobutoshi Asai, Yasunori Kijima
Patented Case
View Patent ↗
Granted: Jan 23, 2001
Filed: Sep 17, 1998
Inventors
Nobutoshi Asai
Yasunori Kijima
Assignee (at issue)
SONY GROUP CORPORATION
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.