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:
Apr. 04, 1989
Filed:
Jun. 26, 1987
Applicant:
Inventors:
Frank S d'Aragona, Scottsdale, AZ (US);
Hang M Liaw, Scottsdale, AZ (US);
Assignee:
Motorola Inc., Schaumburg, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B23K / ; B23K / ; B23K / ;
U.S. Cl.
CPC ...
156286 ; 156305 ; 1563082 ; 228179 ; 228196 ; 228221 ; 228228 ;
Abstract
A silicon wafer bonding technique is described utilizing low pressures and a dissolvable gas to substantially eliminate voids formed between the bonding surfaces of two wafers.