IP Library Granted Patent US 5,420,971
Granted Patent Utility
US 5,420,971 · App. 08/213,127

Image edge finder which operates over multiple picture element ranges

Inventors: Peter Westerink, Daniel Gnanaprakasam, Patrick Devaney, Robert J. Topper
Patented Case View Patent ↗
Granted: May 30, 1995 Filed: Mar 15, 1994
Inventors
Peter Westerink
Daniel Gnanaprakasam
Patrick Devaney
Robert J. Topper
Assignee (at issue)
Panasonic Technologies, Inc.

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 5,420,971
App. No.
08/213,127
Filed
1994-03-15
Granted
1995-05-30
Kind
A