The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 27, 1990
Filed:
Jan. 18, 1989
Applicant:
Inventor:
Lawrence H Gilligan, Charlottesville, VA (US);
Assignee:
Sperry Marine Inc., Charlottesville, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ;
U.S. Cl.
CPC ...
358211 ; 358217 ;
Abstract
A gradient index rod lens is utilized to focus the intensified output image from an image intensifier onto the sensor surface of a focal plane array assembly through the window or filter of the focal plane array assembly.
Gilligan, Lawrence. (1990). Television camera apparatus using gradient index rod lens (U.S. Patent No. 4974089). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4974089
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile