IP Library Granted Patent US 4,891,606
Granted Patent Utility
US 4,891,606 · App. 07/307,944

Photocurrent compensation using active devices

Inventors: Jack E. Clark, II, Jeffrey Lee, Brent R. Doyle
Patented Case View Patent ↗
Granted: Jan 2, 1990 Filed: Feb 9, 1989
Inventors
Jack E. Clark, II
Jeffrey Lee
Brent R. Doyle
Assignee (at issue)
HARRIS 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 4,891,606
App. No.
07/307,944
Filed
1989-02-09
Granted
1990-01-02
Kind
A