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:
Aug. 27, 2013
Filed:
Feb. 13, 2009
Applicants:
Hans Joachim Quenzer, Itzehoe, DE;
Marten Oldsen, Hamburg, DE;
Ulrich Hofmann, Itzehoe, DE;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The cover according to the invention serves to encapsulate microsystems, wherein the cover comprises or is made of one or more cover units, and at least one cover unit comprises at least one first recess caused by deformation and bounded at least partially by at least one optical window, the quadratic surface roughness thereof being less than or equal to 25 nm. The invention further relates to a method for producing optical components, wherein the method is particularly also suitable for producing a cover according to the invention allowing encapsulation at the wafer level.