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:
Sep. 01, 1992
Filed:
Jul. 30, 1991
Applicant:
Inventor:
Peter S Lovely, Portland, OR (US);
Assignee:
Fiber Sensys, Inc., Beaverton, OR (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
385 12 ; 25022719 ; 385 15 ; 385 39 ;
Abstract
A fiber-optic sensor device utilizing modal interference in a multimode optical sensor fiber, having output light from the sensor fiber coupled to an axially separated detection lead fiber, and having light from the detection lead fiber coupled to a substantially uniform light detector.