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:
Mar. 17, 2015
Filed:
Aug. 09, 2007
Chi Wah Cheng, Hong Kong, HK;
Wang Lung Alan Tse, Hong Kong, HK;
Leung Por Boris Chan, Hong Kong, HK;
Chi Wah Cheng, Hong Kong, HK;
Wang Lung Alan Tse, Hong Kong, HK;
Leung Por Boris Chan, Hong Kong, HK;
ASM Assembly Automation Ltd, Hong Kong, HK;
Abstract
A system for cleaning semiconductor packages is provided which includes a pickhead that is configured to hold the semiconductor packages in an array arrangement and a plurality of nozzles, each of which is constructed and arranged to project a separate jet of cleaning fluid upwardly against the semiconductor packages. A megasonic energy generator is coupled for imparting megasonic energy to the cleaning fluid and a driving device drives relative movement between the plurality of nozzles and the pickhead to direct the said jets to clean the array of packages on the pickhead.