Granted Patent
Utility
US 6,822,709 · App. 10/668,903
Transflective display device
Inventors:
Li-Sen Chuang, Wei-Chih Chang
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Sep 23, 2003
Inventors
Li-Sen Chuang
Wei-Chih Chang
Assignee (at issue)
Toppoly Optoelectronics Corp.
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.