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:
Jun. 16, 1998
Filed:
Jan. 13, 1995
Applicant:
Inventors:
William B Robbins, Maplewood, MN (US);
Timothy S Skogland, Scandia, MN (US);
Assignee:
Minnesota Mining and Manufacturing Company, St. Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
H01Q / ;
U.S. Cl.
CPC ...
3497 / ; 343846 ;
Abstract
A microstrip patch antenna has a first conductive layer adjacent a dielectric substrate. The first conductive layer has a thickness of less than one skin depth of the material of the first conductive layer. A second conductive layer acts as the ground plane for the first conductive layer and a feed network feeds the radiating patch of the first conductive layer.