Brushing – scrubbing – and general cleaning – Machines – Wiping
Reexamination Certificate
2007-03-06
2007-03-06
Chin, Randall (Department: 1744)
Brushing, scrubbing, and general cleaning
Machines
Wiping
C015S077000
Reexamination Certificate
active
11312179
ABSTRACT:
A semiconductor wafer scrubber has a brush with a nubless outer surface for cleaning the surfaces of a semiconductor wafer. The nubless brush has a body and rotates around a central axis as it contacts the wafer surface. The brush has a central section with an outer diameter less than the diameter of the end sections.
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Sharan Sujit
Sun Yuxia
Chin Randall
Trop Pruner & Hu P.C.
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