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:
Jan. 20, 2009
Filed:
May. 27, 2003
Applicants:
Carlo Cognetti, Milan, IT;
Ubaldo Mastromatteo, Bareggio, IT;
Inventors:
Carlo Cognetti, Milan, IT;
Ubaldo Mastromatteo, Bareggio, IT;
Assignee:
STMicroelectronics S.r.l., Agrate Brianza, IT;
Primary Examiner:
Int. Cl.
CPC ...
H01L 27/15 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process for manufacturing encapsulated optical sensors, including the steps of: forming a plurality of mutually spaced optical sensors in a wafer of semiconductor material; bonding a plate of transparent material to the wafer so as to seal the optical sensors; and dividing the wafer into a plurality of dies, each comprising an optical sensor and a respective portion of the plate.