IP Library Granted Patent US 6,118,422
Granted Patent Utility
US 6,118,422 · App. 08/939,659

Light scattering type liquid crystal display device, and method for driving it

Inventors: Kohki Hiroshima, Kazuhiro Nakagomi, Katsutoshi Higuchi
Patented Case View Patent ↗
Granted: Sep 12, 2000 Filed: Sep 29, 1997
Inventors
Kohki Hiroshima
Kazuhiro Nakagomi
Katsutoshi Higuchi
Assignee (at issue)
Chisso 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.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,118,422
App. No.
08/939,659
Filed
1997-09-29
Granted
2000-09-12
Kind
A