Granted Patent
Utility
US 6,734,934 · App. 10/338,626
External reflective type liquid crystal display having substrate with light scattering surface and reflector with irregular surface
Inventors:
Katsumasa Yoshii, Tetsushi Tanada
Patented Case
View Patent ↗
Granted: May 11, 2004
Filed: Jan 7, 2003
Inventors
Katsumasa Yoshii
Tetsushi Tanada
Assignee (at issue)
ALPS 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.