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:
Oct. 08, 2002
Filed:
Aug. 28, 2000
Applicant:
Inventor:
Michiru Hata, Sagamihara, JP;
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 6/00 ;
U.S. Cl.
CPC ...
G02B 6/00 ;
Abstract
A spot light fiber ( ) which comprises a core ( ) which can transmit the light entered from an incident end towards an output end ( ) and output the light from the output end, and a light leaking means ( ) positioned along the peripheral direction on the external peripher face near the output end of the core; characterized in that the light leaking means is formed by using a light diffusive-transmissive light leaking film.