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:
Jul. 07, 1998
Filed:
Jul. 20, 1994
Applicant:
Inventors:
Assignee:
Fujitsu Limited, Kawasaki, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ; H01S / ;
U.S. Cl.
CPC ...
359584 ; 359581 ; 359586 ; 359900 ; 372 49 ;
Abstract
An optical film of the present invention is of multi-layered structure which has a high-refractive-index layer composed of titanium oxidic nitride, aluminum oxidic nitride, or silicon oxidic nitride.