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. 14, 2000
Filed:
Mar. 25, 1998
Applicant:
Inventor:
David Duncan, Auburn, CA (US);
Assignee:
Duncan Technologies, Inc., Auburn, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ;
U.S. Cl.
CPC ...
369112 ; 369 4412 ; 369110 ;
Abstract
Optical transmission apparatus including light transmitting first and second optical coupler elements bonded together along a planar junction. A coating at the planar junction reflects and redirects a portion of an optical signal entering the apparatus to a surface of the optical transmission apparatus.