IP Library Granted Patent US 5,168,459
Granted Patent Utility
US 5,168,459 · App. 07/883,895

Adaptive filter using continuous cross-correlation

Inventor: Donald R. Hiller
Patented Case View Patent ↗
Granted: Dec 1, 1992 Filed: May 12, 1992
Inventor
Donald R. Hiller
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 5,168,459
App. No.
07/883,895
Filed
1992-05-12
Granted
1992-12-01
Kind
A