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:
May. 08, 2012
Filed:
Jul. 03, 2008
Jong Myoung Lee, Gyeonggi-do, KR;
Saeng-ki Lim, Gyeonggi-do, KR;
Sung-ho Cho, Gyeonggi-do, KR;
IMT Co. Ltd, Gyeonggi-Do, KR;
Abstract
Disclosed is a dry cleaning apparatus and method for removing contaminants on a surface of a workpiece. The disclosed dry cleaning apparatus comprises a laser cleaning unit having a laser beam generator for generating a laser induced shock wave in the atmosphere, the laser cleaning unit being suitable for removing an inorganic contaminant on the surface of the workpiece using the generated laser induced shock wave; and a flash cleaning unit having a flash generator for generating a flash having pulse wave, the flash cleaning unit being suitable for removing an organic contaminant on the surface of the workpiece using the generated flash.