IP Library › Granted Patent US 4,834,504
Granted Patent Utility
US 4,834,504 · App. 07/107,061

LCD compensation for non-optimum voltage conditions

Inventor: Grant K. Garner
Patented Case View Patent ↗
Granted: May 30, 1989 Filed: Oct 9, 1987
Inventor
Grant K. Garner
Assignee (at issue)
Hewlett-Packard Company, L.P.

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 4,834,504
App. No.
07/107,061
Filed
1987-10-09
Granted
1989-05-30
Kind
A